- (["llm", "heuristic_first", "hybrid", "capability", "llm_v2"] as const).some((type) => type === classifierType);
-
export type ClassifierFallback = "heuristic" | "default_model";
export const DEFAULT_CLASSIFIER_FALLBACK: ClassifierFallback = "heuristic";
@@ -200,7 +186,7 @@ export const heuristicScoringRole = (value: ComplexityRouterConfigValue): Heuris
// Derived, never written into the value, so undoing a tier edit reverts the form with nothing left behind.
export const effectiveClassifierType = (
value: Pick,
-): ClassifierType => (value.custom_tier_set ? "llm" : value.classifier_type);
+): ClassifierType => (value.custom_tier_set && value.classifier_type !== "jev" ? "llm" : value.classifier_type);
const rowOrigin = (row: TierRow, editing: boolean): string => {
if (!editing) return row.id;
@@ -251,8 +237,8 @@ const TierSetToolbar: React.FC<{
{editing && (
- Add or remove tiers to define your own set. Every custom tier needs a definition the LLM classifier routes on,
- and an edited set requires the LLM classification method
+ Add or remove tiers to define your own set. Every custom tier needs a definition the classifier routes on, and
+ an edited set requires the LLM or JEV classification method
)}
{editing && keywordRulesError && (
@@ -271,7 +257,7 @@ const FallbackTierField: React.FC<{
+ Built-in JEV is available without a license and uses the shipped tier criteria
+ {!premiumUser && (
+ <>
+ . Custom instructions require LiteLLM Enterprise. Get a trial key{" "}
+
+ here
+
+ >
+ )}
+
No complexity tiers are configured yet, so there is nothing to test.
@@ -61,6 +90,16 @@ const AutoRouterConnectionTest: React.FC = ({
Test Connection sends a minimal request to every configured tier, classifier, default, and embedding model. The
classifier probe includes its reasoning effort override.
+ ))}
+
+ )}
+ {decision.classifier_cost != null && ${decision.classifier_cost.toFixed(8)}}
{score !== undefined && (
diff --git a/ui/litellm-dashboard/src/lib/autorouter_presets.test.ts b/ui/litellm-dashboard/src/lib/autorouter_presets.test.ts
index fed11454c23..442dd974368 100644
--- a/ui/litellm-dashboard/src/lib/autorouter_presets.test.ts
+++ b/ui/litellm-dashboard/src/lib/autorouter_presets.test.ts
@@ -680,6 +680,32 @@ describe("autorouter_presets", () => {
});
describe("buildPresetPrefill", () => {
+ it("preserves JEV settings and drops inactive classifier settings when prefilling", () => {
+ const config = {
+ tiers: { SIMPLE: ["fast"], MEDIUM: [], COMPLEX: [], REASONING: [] },
+ classifier_type: "jev" as const,
+ classification_mode: "every_request" as const,
+ session_affinity: false,
+ deployment_affinity: true,
+ modality_routing: false,
+ modality_pin_override: false,
+ jev_classifier_config: { model: "jev-test", timeout_ms: 4000, circuit_breaker_enabled: false },
+ classifier_llm_config: { model: "stale-judge", timeout_ms: 6000 },
+ classifier_context_window_size: 6,
+ };
+ const prefill = buildPresetPrefill(config, groupsOnly(["fast"]));
+ expect(prefill.complexityRouterConfig).toMatchObject({
+ classifier_type: "jev",
+ jev_classifier_config: config.jev_classifier_config,
+ classifier_context_window_size: 6,
+ classifier_llm_config: undefined,
+ });
+ const llmConfig = { ...config, classifier_type: "llm" as const };
+ const llmPrefill = buildPresetPrefill(llmConfig, groupsOnly(["fast"]));
+ expect(llmPrefill.complexityRouterConfig.jev_classifier_config).toBeUndefined();
+ expect(llmPrefill.complexityRouterConfig.classifier_llm_config).toEqual(config.classifier_llm_config);
+ });
+
it("prefills a real bundled preset's tiers into the config", () => {
const preset = getPresetByKey("anthropic_family")!;
const prefill = buildPresetPrefill(
diff --git a/ui/litellm-dashboard/src/lib/autorouter_presets.ts b/ui/litellm-dashboard/src/lib/autorouter_presets.ts
index 02096cada41..728c1e53574 100644
--- a/ui/litellm-dashboard/src/lib/autorouter_presets.ts
+++ b/ui/litellm-dashboard/src/lib/autorouter_presets.ts
@@ -284,10 +284,11 @@ export const buildPresetPrefill = (
tier_model_params: resolveParamKeys(hydrateTierModelParams(config.tiers, config.tier_model_configs)),
tier_labels: hydrateTierLabels(config.tier_labels),
classifier_type: config.classifier_type,
- classifier_llm_config: config.classifier_llm_config && {
- ...config.classifier_llm_config,
- model: resolve(config.classifier_llm_config.model),
- },
+ jev_classifier_config: config.classifier_type === "jev" ? config.jev_classifier_config : undefined,
+ classifier_llm_config:
+ config.classifier_type !== "jev" && config.classifier_llm_config
+ ? { ...config.classifier_llm_config, model: resolve(config.classifier_llm_config.model) }
+ : undefined,
classifier_context_window_size: config.classifier_context_window_size,
classifier_context_budget_chars: config.classifier_context_budget_chars,
classifier_context_per_turn_chars: config.classifier_context_per_turn_chars,
From 7c493ff3b9746fd6e2cef9fe42cb53b6c51aa556 Mon Sep 17 00:00:00 2001
From: Moe Khalil
Date: Fri, 18 Sep 2026 21:52:24 +0000
Subject: [PATCH 03/15] test(auto-router): reconcile JEV integration checks
Co-authored-by: Moe Khalil
Co-Authored-By: Devin AI <158243242+devin-ai-integration[bot]@users.noreply.github.com>
---
.../test_auto_router_endpoints.py | 134 +++++++++---------
.../JevConnectionTest.integration.test.tsx | 12 +-
...d_auto_router_routing_test_request.test.ts | 15 +-
.../build_complexity_router_config.test.ts | 15 +-
.../classifier_type_transition.test.ts | 5 +-
.../add_model/jev_classifier_config.ts | 6 +-
...d_updated_complexity_router_config.test.ts | 5 +-
.../src/lib/autorouter_presets.test.ts | 5 +-
8 files changed, 104 insertions(+), 93 deletions(-)
diff --git a/tests/test_litellm/proxy/management_endpoints/test_auto_router_endpoints.py b/tests/test_litellm/proxy/management_endpoints/test_auto_router_endpoints.py
index 6cea2a946e4..5c65c2f9ba4 100644
--- a/tests/test_litellm/proxy/management_endpoints/test_auto_router_endpoints.py
+++ b/tests/test_litellm/proxy/management_endpoints/test_auto_router_endpoints.py
@@ -7,24 +7,24 @@ from pathlib import Path
from typing import Final
import httpx
+import litellm.llms.custom_httpx.http_handler as http_handler
+import litellm.router_strategy.complexity_router.complexity_router as complexity_module
import pytest
import respx
from fastapi import HTTPException, Request
from pydantic import ValidationError
-from litellm.llms.custom_httpx.http_handler import AsyncHTTPHandler
+from litellm.proxy import proxy_server
from litellm.proxy._types import (
LitellmUserRoles,
ProxyErrorTypes,
ProxyException,
UserAPIKeyAuth,
)
-from litellm.proxy import proxy_server
from litellm.proxy.management_endpoints.auto_router_endpoints import (
preview_auto_router_routing,
)
from litellm.router import Router
-from litellm.router_strategy.complexity_router import complexity_router as complexity_module
from litellm.types.management_endpoints.auto_router_endpoints import (
AutoRouterBenchmarksResponse,
AutoRouterRoutingTestRequest,
@@ -429,70 +429,6 @@ async def test_a_key_over_its_budget_cannot_run_a_classifier_config(monkeypatch:
assert calls == []
-@pytest.mark.asyncio
-@pytest.mark.parametrize("denial", ["key", "team", "budget", None])
-async def test_jev_test_routing_authorizes_paid_evaluation_before_contacting_typesafe(
- monkeypatch: pytest.MonkeyPatch, denial: str | None
-) -> None:
- router: Final = RecordingRouter("SIMPLE")
- monkeypatch.setattr(proxy_server, "llm_router", router)
- monkeypatch.setenv("TYPESAFE_API_KEY", "test")
- monkeypatch.setenv("TYPESAFE_API_BASE", "https://typesafe.test")
- models: Final = ["cheap-model", "typesafe/jev-latest"]
- actor: Final = UserAPIKeyAuth(
- user_role=LitellmUserRoles.PROXY_ADMIN,
- api_key="sk-jev-test",
- user_id="admin",
- models=["cheap-model"] if denial == "key" else models,
- team_id="jev-test-team" if denial == "team" else None,
- team_models=["cheap-model"] if denial == "team" else models,
- max_budget=1,
- spend=1 if denial == "budget" else 0,
- )
- with respx.mock(assert_all_called=False) as http:
- handler: Final = AsyncHTTPHandler()
- handler.client = httpx.AsyncClient(transport=httpx.MockTransport(http.async_handler))
-
- def http_client(_provider: object) -> AsyncHTTPHandler:
- return handler
-
- monkeypatch.setattr(complexity_module, "get_async_httpx_client", http_client)
- evaluation: Final = http.post("https://typesafe.test/v1/systemone").mock(
- return_value=httpx.Response(
- 200,
- json={
- "answers": {
- "tier": {"type": "choice", "choice": "SIMPLE", "confidence": 1, "probabilities": {"SIMPLE": 1}}
- }
- },
- )
- )
- call: Final = preview_auto_router_routing(
- http_request=ROUTING_HTTP_REQUEST,
- data=_request("small deterministic ask", classifier_type="jev", jev_classifier_config={}),
- user_api_key_dict=actor,
- )
- if denial is not None:
- with pytest.raises(ProxyException) as exc:
- await call
- assert (
- exc.value.type
- == {
- "key": ProxyErrorTypes.key_model_access_denied,
- "team": ProxyErrorTypes.team_model_access_denied,
- "budget": ProxyErrorTypes.budget_exceeded,
- }[denial]
- )
- assert evaluation.call_count == 0
- else:
- response: Final = await call
- assert response.routing_decision["cause"] == "jev_classifier"
- assert response.routed_model == "cheap-model"
- assert evaluation.call_count == 1
- assert router.recorded_calls == []
- await handler.client.aclose()
-
-
@pytest.mark.asyncio
async def test_a_heuristic_config_does_not_need_a_budget(monkeypatch: pytest.MonkeyPatch):
import litellm.proxy.proxy_server as proxy_server
@@ -2352,6 +2288,70 @@ async def test_list_shadow_eval_jobs_collapses_legs_into_jobs_newest_first(monke
assert group_reads == []
+@pytest.mark.asyncio
+@pytest.mark.parametrize("denial", ["key", "team", "budget", None])
+async def test_jev_test_routing_authorizes_paid_evaluation_before_contacting_typesafe(
+ monkeypatch: pytest.MonkeyPatch, denial: str | None
+) -> None:
+ router: Final = RecordingRouter("SIMPLE")
+ monkeypatch.setattr(proxy_server, "llm_router", router)
+ monkeypatch.setenv("TYPESAFE_API_KEY", "test")
+ monkeypatch.setenv("TYPESAFE_API_BASE", "https://typesafe.test")
+ models: Final = ["cheap-model", "typesafe/jev-latest"]
+ actor: Final = UserAPIKeyAuth(
+ user_role=LitellmUserRoles.PROXY_ADMIN,
+ api_key="sk-jev-test",
+ user_id="admin",
+ models=["cheap-model"] if denial == "key" else models,
+ team_id="jev-test-team" if denial == "team" else None,
+ team_models=["cheap-model"] if denial == "team" else models,
+ max_budget=1,
+ spend=1 if denial == "budget" else 0,
+ )
+ with respx.mock(assert_all_called=False) as http:
+ handler: Final = http_handler.AsyncHTTPHandler()
+ handler.client = httpx.AsyncClient(transport=httpx.MockTransport(http.async_handler))
+
+ def http_client(_provider: object) -> http_handler.AsyncHTTPHandler:
+ return handler
+
+ monkeypatch.setattr(complexity_module, "get_async_httpx_client", http_client)
+ evaluation: Final = http.post("https://typesafe.test/v1/systemone").mock(
+ return_value=httpx.Response(
+ 200,
+ json={
+ "answers": {
+ "tier": {"type": "choice", "choice": "SIMPLE", "confidence": 1, "probabilities": {"SIMPLE": 1}}
+ }
+ },
+ )
+ )
+ call: Final = preview_auto_router_routing(
+ http_request=ROUTING_HTTP_REQUEST,
+ data=_request("small deterministic ask", classifier_type="jev", jev_classifier_config={}),
+ user_api_key_dict=actor,
+ )
+ if denial is not None:
+ with pytest.raises(ProxyException) as exc:
+ await call
+ assert (
+ exc.value.type
+ == {
+ "key": ProxyErrorTypes.key_model_access_denied,
+ "team": ProxyErrorTypes.team_model_access_denied,
+ "budget": ProxyErrorTypes.budget_exceeded,
+ }[denial]
+ )
+ assert evaluation.call_count == 0
+ else:
+ response: Final = await call
+ assert response.routing_decision["cause"] == "jev_classifier"
+ assert response.routed_model == "cheap-model"
+ assert evaluation.call_count == 1
+ assert router.recorded_calls == []
+ await handler.client.aclose()
+
+
@pytest.mark.asyncio
async def test_list_shadow_eval_jobs_filters_to_jobs_containing_the_key(monkeypatch: pytest.MonkeyPatch):
"""The filter matches a key anywhere in a job's key set and still returns the whole
diff --git a/ui/litellm-dashboard/src/components/add_model/JevConnectionTest.integration.test.tsx b/ui/litellm-dashboard/src/components/add_model/JevConnectionTest.integration.test.tsx
index 8f0ad88eb65..2a00e8bb45e 100644
--- a/ui/litellm-dashboard/src/components/add_model/JevConnectionTest.integration.test.tsx
+++ b/ui/litellm-dashboard/src/components/add_model/JevConnectionTest.integration.test.tsx
@@ -7,14 +7,14 @@ import {
buildSavedJevConnectionTestRequest,
JEV_CONNECTION_TEST_PROMPT,
} from "./build_auto_router_routing_test_request";
-import { buildComplexityRouterConfig } from "./build_complexity_router_config";
+import { buildComplexityRouterConfig, type BuildComplexityRouterConfigParams } from "./build_complexity_router_config";
vi.mock(
"@/app/(dashboard)/hooks/autoRouter/useComplexityScorerDefaults",
async () => await import("../../../tests/mocks/complexityScorerDefaults"),
);
-const config = buildComplexityRouterConfig({
+const configParams: BuildComplexityRouterConfigParams = {
classifierType: "jev",
jevClassifierConfig: { model: "jev-latest", timeout_ms: 3000 },
tiers: { SIMPLE: ["fast"], MEDIUM: ["mid"], COMPLEX: ["strong"], REASONING: ["reasoner"] },
@@ -43,7 +43,8 @@ const config = buildComplexityRouterConfig({
tierDistancePenalty: 0.5,
adaptiveEligible: "all",
returnRawModelName: false,
-});
+};
+const config = buildComplexityRouterConfig(configParams);
const request = buildSavedJevConnectionTestRequest(JSON.stringify(config), "fast", "my-router");
const targets = buildAutoRouterTestTargets({
tiers: Object.entries(config.tiers),
@@ -92,12 +93,13 @@ describe("JEV network probes", () => {
}),
);
const routingCall = fetchMock.mock.calls.find(([url]) => String(url).endsWith("/auto_router/test_routing"));
- expect(JSON.parse(String(routingCall?.[1]?.body))).toEqual({
+ const expectedRequest = {
prompt: JEV_CONNECTION_TEST_PROMPT,
complexity_router_config: config,
default_model: "fast",
router_name: "my-router",
- });
+ };
+ expect(JSON.parse(String(routingCall?.[1]?.body))).toEqual(expectedRequest);
expect(fetchMock).toHaveBeenCalledTimes(5);
expect(screen.getAllByTestId("test-status-success")).toHaveLength(4);
expect(screen.getByRole("status", { name: "JEV connection" })).toHaveTextContent(
diff --git a/ui/litellm-dashboard/src/components/add_model/build_auto_router_routing_test_request.test.ts b/ui/litellm-dashboard/src/components/add_model/build_auto_router_routing_test_request.test.ts
index 2aa02e40b5f..fba4ca47e00 100644
--- a/ui/litellm-dashboard/src/components/add_model/build_auto_router_routing_test_request.test.ts
+++ b/ui/litellm-dashboard/src/components/add_model/build_auto_router_routing_test_request.test.ts
@@ -29,6 +29,13 @@ describe("buildAutoRouterRoutingTestRequest", () => {
fallback_tier: "DEEP",
classifier_context_window_size: 4,
};
+ const expectedRequest = {
+ prompt: JEV_CONNECTION_TEST_PROMPT,
+ complexity_router_config: config,
+ default_model: "strong",
+ router_name: "saved-router",
+ team_id: "team-1",
+ };
expect(
buildSavedJevConnectionTestRequest(
format === "json" ? JSON.stringify(config) : config,
@@ -36,13 +43,7 @@ describe("buildAutoRouterRoutingTestRequest", () => {
"saved-router",
"team-1",
),
- ).toEqual({
- prompt: JEV_CONNECTION_TEST_PROMPT,
- complexity_router_config: config,
- default_model: "strong",
- router_name: "saved-router",
- team_id: "team-1",
- });
+ ).toEqual(expectedRequest);
});
it.each([undefined, null, "not json", "[]", {}, { classifier_type: "llm", tiers: {} }, { classifier_type: "jev" }])(
"does not build a JEV probe for invalid or other classifier configurations: %j",
diff --git a/ui/litellm-dashboard/src/components/add_model/build_complexity_router_config.test.ts b/ui/litellm-dashboard/src/components/add_model/build_complexity_router_config.test.ts
index e03ec22b79f..88a0cebd506 100644
--- a/ui/litellm-dashboard/src/components/add_model/build_complexity_router_config.test.ts
+++ b/ui/litellm-dashboard/src/components/add_model/build_complexity_router_config.test.ts
@@ -76,7 +76,7 @@ describe("buildComplexityRouterConfig", () => {
});
it.each([false, true])("serializes JEV with shared context and no LLM config, custom tiers: %s", (custom) => {
- const config = buildComplexityRouterConfig({
+ const params: BuildComplexityRouterConfigParams = {
...baseParams,
classifierType: "jev",
jevClassifierConfig: {
@@ -102,15 +102,17 @@ describe("buildComplexityRouterConfig", () => {
fallback_tier_id: "quick",
},
}),
- });
+ };
+ const config = buildComplexityRouterConfig(params);
expect(config.classifier_type).toBe("jev");
- expect(config.jev_classifier_config).toEqual({
+ const expectedJevConfig = {
model: "jev-test",
timeout_ms: 4500,
instructions: "Choose the configured tier",
circuit_breaker_enabled: false,
circuit_breaker_cooldown_seconds: 12.5,
- });
+ };
+ expect(config.jev_classifier_config).toEqual(expectedJevConfig);
expect(config.classifier_context_window_size).toBe(4);
expect(config.classifier_context_budget_chars).toBe(2000);
expect(config.classifier_context_include_assistant_turns).toBe(true);
@@ -133,12 +135,13 @@ describe("buildComplexityRouterConfig", () => {
jevClassifierConfig: { model: "jev-latest", timeout_ms: 3000, instructions: " " },
});
expect(jev.jev_classifier_config).toEqual({ model: "jev-latest", timeout_ms: 3000 });
- const llm = buildComplexityRouterConfig({
+ const llmParams: BuildComplexityRouterConfigParams = {
...baseParams,
classifierType: "llm",
classifierLlmConfig: { model: "judge", timeout_ms: 1000 },
jevClassifierConfig: jev.jev_classifier_config,
- });
+ };
+ const llm = buildComplexityRouterConfig(llmParams);
expect(llm).not.toHaveProperty("jev_classifier_config");
});
diff --git a/ui/litellm-dashboard/src/components/add_model/classifier_type_transition.test.ts b/ui/litellm-dashboard/src/components/add_model/classifier_type_transition.test.ts
index 4a0b29ecee3..a26b39c2980 100644
--- a/ui/litellm-dashboard/src/components/add_model/classifier_type_transition.test.ts
+++ b/ui/litellm-dashboard/src/components/add_model/classifier_type_transition.test.ts
@@ -25,7 +25,7 @@ describe("transitionClassifierType", () => {
adaptive: true,
};
const jev = transitionClassifierType(initial, "jev");
- expect(jev).toMatchObject({
+ const expectedJevConfig = {
classifier_type: "jev",
jev_classifier_config: { model: "jev-latest", timeout_ms: 3000 },
classifier_context_window_size: 8,
@@ -36,7 +36,8 @@ describe("transitionClassifierType", () => {
enable_non_reasoning_tier: true,
plan_mode_min_tier: "NON_REASONING",
tiers: initial.tiers,
- });
+ };
+ expect(jev).toMatchObject(expectedJevConfig);
expect(jev.classifier_llm_config).toBeUndefined();
expect(jev.classification_prompt).toBeUndefined();
expect(jev.classification_examples).toBeUndefined();
diff --git a/ui/litellm-dashboard/src/components/add_model/jev_classifier_config.ts b/ui/litellm-dashboard/src/components/add_model/jev_classifier_config.ts
index a1481c9c2e8..478c763351c 100644
--- a/ui/litellm-dashboard/src/components/add_model/jev_classifier_config.ts
+++ b/ui/litellm-dashboard/src/components/add_model/jev_classifier_config.ts
@@ -1,6 +1,6 @@
import { z } from "zod";
-export const jevClassifierConfigSchema = z.object({
+const jevClassifierConfigFields = {
model: z.string().trim().min(1).default("jev-latest"),
timeout_ms: z.number().int().positive().default(3000),
instructions: z
@@ -9,7 +9,9 @@ export const jevClassifierConfigSchema = z.object({
.transform((value) => value ?? undefined),
circuit_breaker_enabled: z.boolean().optional(),
circuit_breaker_cooldown_seconds: z.number().finite().positive().optional(),
-});
+};
+
+export const jevClassifierConfigSchema = z.object(jevClassifierConfigFields);
export type JevClassifierConfig = z.infer;
diff --git a/ui/litellm-dashboard/src/components/edit_auto_router/build_updated_complexity_router_config.test.ts b/ui/litellm-dashboard/src/components/edit_auto_router/build_updated_complexity_router_config.test.ts
index 2a3804b0307..02387dcf759 100644
--- a/ui/litellm-dashboard/src/components/edit_auto_router/build_updated_complexity_router_config.test.ts
+++ b/ui/litellm-dashboard/src/components/edit_auto_router/build_updated_complexity_router_config.test.ts
@@ -88,14 +88,15 @@ describe("buildUpdatedComplexityRouterConfig keyword matching", () => {
expect(hydrated.classifier_llm_config).toBeUndefined();
expect(hydrated.jev_classifier_config).toEqual(stored.jev_classifier_config);
const saved = buildUpdatedComplexityRouterConfig(stored, hydrated);
- expect(saved).toMatchObject({
+ const expectedSavedConfig = {
classifier_type: "jev",
jev_classifier_config: stored.jev_classifier_config,
classifier_context_window_size: 7,
classifier_context_budget_chars: 9000,
classifier_context_include_assistant_turns: true,
some_future_backend_key: { nested: true },
- });
+ };
+ expect(saved).toMatchObject(expectedSavedConfig);
expect(saved).not.toHaveProperty("classifier_llm_config");
const reloaded = hydrateComplexityRouterConfig(saved, undefined);
expect(reloaded.jev_classifier_config).toEqual(hydrated.jev_classifier_config);
diff --git a/ui/litellm-dashboard/src/lib/autorouter_presets.test.ts b/ui/litellm-dashboard/src/lib/autorouter_presets.test.ts
index 442dd974368..d9e83ab850f 100644
--- a/ui/litellm-dashboard/src/lib/autorouter_presets.test.ts
+++ b/ui/litellm-dashboard/src/lib/autorouter_presets.test.ts
@@ -694,12 +694,13 @@ describe("autorouter_presets", () => {
classifier_context_window_size: 6,
};
const prefill = buildPresetPrefill(config, groupsOnly(["fast"]));
- expect(prefill.complexityRouterConfig).toMatchObject({
+ const expectedJevConfig = {
classifier_type: "jev",
jev_classifier_config: config.jev_classifier_config,
classifier_context_window_size: 6,
classifier_llm_config: undefined,
- });
+ };
+ expect(prefill.complexityRouterConfig).toMatchObject(expectedJevConfig);
const llmConfig = { ...config, classifier_type: "llm" as const };
const llmPrefill = buildPresetPrefill(llmConfig, groupsOnly(["fast"]));
expect(llmPrefill.complexityRouterConfig.jev_classifier_config).toBeUndefined();
From 8e5f43f45897fc72612aac53a690fa573ce029cd Mon Sep 17 00:00:00 2001
From: Moe Khalil
Date: Fri, 18 Sep 2026 22:09:27 +0000
Subject: [PATCH 04/15] fix(auto-router): preserve JEV accounting and context
bounds
Co-Authored-By: Devin AI <158243242+devin-ai-integration[bot]@users.noreply.github.com>
---
.../complexity_router/jev_classifier.py | 2 +-
.../complexity_router/test_jev_classifier.py | 32 +++++++++++++++++
.../add_model/add_auto_router_tab.test.tsx | 36 ++++++++++++++++++-
.../add_model/add_auto_router_tab.tsx | 1 +
.../build_complexity_router_config.test.ts | 6 ++--
.../build_complexity_router_config.ts | 10 ++++++
...d_updated_complexity_router_config.test.ts | 15 ++++++++
.../edit_auto_router_modal.tsx | 5 +++
8 files changed, 103 insertions(+), 4 deletions(-)
diff --git a/litellm/router_strategy/complexity_router/jev_classifier.py b/litellm/router_strategy/complexity_router/jev_classifier.py
index ce6ffbbc3bc..11591b02461 100644
--- a/litellm/router_strategy/complexity_router/jev_classifier.py
+++ b/litellm/router_strategy/complexity_router/jev_classifier.py
@@ -100,8 +100,8 @@ class HttpJevClassifierClient:
), # pyright: ignore[reportArgumentType] # HTTP headers are not mutated by AsyncHTTPHandler
timeout=timeout_s,
)
- self._log_response(request, response, request_kwargs, start_time)
response.raise_for_status()
+ self._log_response(request, response, request_kwargs, start_time)
return TypeAdapter(JevSystemOneResponse).validate_python(response.json())
@staticmethod
diff --git a/tests/test_litellm/router_strategy/complexity_router/test_jev_classifier.py b/tests/test_litellm/router_strategy/complexity_router/test_jev_classifier.py
index 80e945ca2f2..d51690d8818 100644
--- a/tests/test_litellm/router_strategy/complexity_router/test_jev_classifier.py
+++ b/tests/test_litellm/router_strategy/complexity_router/test_jev_classifier.py
@@ -3,6 +3,7 @@ import json
from collections.abc import Mapping
from datetime import datetime
from typing import Final
+from unittest.mock import create_autospec
import httpx
import pytest
@@ -39,6 +40,37 @@ class _UsageRecorder(CustomLogger):
self.calls = (*self.calls, kwargs)
+@pytest.mark.asyncio
+@pytest.mark.parametrize("status_code", [400, 429, 500, 503])
+async def test_jev_http_errors_do_not_dispatch_successful_usage(
+ monkeypatch: pytest.MonkeyPatch, status_code: int
+) -> None:
+ recorder: Final = _UsageRecorder()
+ monkeypatch.setattr(litellm, "_async_success_callback", [recorder])
+ handler: Final = create_autospec(AsyncHTTPHandler, instance=True)
+ handler.post.return_value = httpx.Response(
+ status_code,
+ request=httpx.Request("POST", "https://typesafe.test/v1/systemone"),
+ json={
+ "model": "jev-accounting",
+ "usage": {"input_tokens": 3, "output_tokens": 2},
+ "answers": {"tier": _answer().model_dump()},
+ },
+ )
+ provider: Final = HttpJevClassifierClient("test", "https://typesafe.test", handler)
+ request: Final = build_jev_request(
+ "choose a tier", None, "jev-accounting", DEFAULT_JEV_INSTRUCTIONS, {"SIMPLE": "cheap"}
+ )
+
+ with pytest.raises(httpx.HTTPStatusError) as error:
+ await provider.evaluate(request, timeout_s=3)
+ await GLOBAL_LOGGING_WORKER.flush()
+
+ assert error.value.response.status_code == status_code
+ handler.post.assert_awaited_once()
+ assert recorder.calls == ()
+
+
@pytest.mark.asyncio
@pytest.mark.parametrize("answer", ["SIMPLE", "UNAVAILABLE", "malformed"])
@pytest.mark.parametrize("private", [False, True])
diff --git a/ui/litellm-dashboard/src/components/add_model/add_auto_router_tab.test.tsx b/ui/litellm-dashboard/src/components/add_model/add_auto_router_tab.test.tsx
index 48903d585ff..66621981ef5 100644
--- a/ui/litellm-dashboard/src/components/add_model/add_auto_router_tab.test.tsx
+++ b/ui/litellm-dashboard/src/components/add_model/add_auto_router_tab.test.tsx
@@ -8,7 +8,7 @@ import {
chooseSelectOption,
} from "../../../tests/test-utils";
import userEvent from "@testing-library/user-event";
-import { vi } from "vitest";
+import { afterEach, beforeEach, describe, expect, it, vi } from "vitest";
import AddAutoRouterTab from "./add_auto_router_tab";
import { toast } from "@/lib/toast";
import { handleAddAutoRouterSubmit } from "./handle_add_auto_router_submit";
@@ -1535,6 +1535,40 @@ describe("getSubmitBlockedReason", () => {
describe("preset catalog fetch states", () => {
afterEach(() => vi.mocked(useAutoRouterPresets).mockReturnValue(LOADED_PRESETS_QUERY));
+ it("preserves a JEV preset's per-turn bound in the create request", async () => {
+ vi.clearAllMocks();
+ testQueryClient.clear();
+ vi.mocked(handleAddAutoRouterSubmit).mockReset();
+ mockFetchAvailableModels.mockResolvedValue(ALL_FAMILY_MODELS);
+ vi.mocked(useAutoRouterPresets).mockReturnValue({
+ ...LOADED_PRESETS_QUERY,
+ data: [
+ {
+ ...ANTHROPIC_PRESET,
+ key: "bounded_jev",
+ label: "Bounded JEV",
+ complexity_router_config: {
+ ...ANTHROPIC_PRESET.complexity_router_config,
+ classifier_type: "jev",
+ jev_classifier_config: { model: "jev-test", timeout_ms: 3000 },
+ classifier_context_per_turn_chars: 450,
+ },
+ },
+ ],
+ });
+ renderWithProviders();
+ await waitForPresetEnabled("Bounded JEV");
+ await selectTemplate("Bounded JEV");
+ fireEvent.change(screen.getByLabelText("Auto Router Name"), { target: { value: "bounded-router" } });
+ fireEvent.click(screen.getByRole("button", { name: "Add Auto Router" }));
+
+ await waitFor(() => expect(handleAddAutoRouterSubmit).toHaveBeenCalledOnce());
+ expect(vi.mocked(handleAddAutoRouterSubmit).mock.calls[0][0].complexity_router_config).toMatchObject({
+ classifier_type: "jev",
+ classifier_context_per_turn_chars: 450,
+ });
+ });
+
it("keeps showing cached presets without the error banner when only a refetch fails", () => {
vi.mocked(useAutoRouterPresets).mockReturnValue({
...LOADED_PRESETS_QUERY,
diff --git a/ui/litellm-dashboard/src/components/add_model/add_auto_router_tab.tsx b/ui/litellm-dashboard/src/components/add_model/add_auto_router_tab.tsx
index 8a4f6e4eac9..c8252408f6b 100644
--- a/ui/litellm-dashboard/src/components/add_model/add_auto_router_tab.tsx
+++ b/ui/litellm-dashboard/src/components/add_model/add_auto_router_tab.tsx
@@ -415,6 +415,7 @@ const AddAutoRouterTab: React.FC = ({
classifierLlmConfig: complexityRouterConfig.classifier_llm_config,
classifierContextWindowSize: complexityRouterConfig.classifier_context_window_size,
classifierContextBudgetChars: complexityRouterConfig.classifier_context_budget_chars,
+ classifierContextPerTurnChars: complexityRouterConfig.classifier_context_per_turn_chars,
classifierContextIncludeAssistantTurns: complexityRouterConfig.classifier_context_include_assistant_turns,
classifierFallback: complexityRouterConfig.classifier_fallback,
sessionAffinity: complexityRouterConfig.session_affinity ?? DEFAULT_SESSION_AFFINITY,
diff --git a/ui/litellm-dashboard/src/components/add_model/build_complexity_router_config.test.ts b/ui/litellm-dashboard/src/components/add_model/build_complexity_router_config.test.ts
index 88a0cebd506..9918bc5d2ac 100644
--- a/ui/litellm-dashboard/src/components/add_model/build_complexity_router_config.test.ts
+++ b/ui/litellm-dashboard/src/components/add_model/build_complexity_router_config.test.ts
@@ -91,6 +91,7 @@ describe("buildComplexityRouterConfig", () => {
classificationExamples: "stale examples",
classifierContextWindowSize: 4,
classifierContextBudgetChars: 2000,
+ classifierContextPerTurnChars: 450,
classifierContextIncludeAssistantTurns: true,
classifierFallback: "default_model",
...(custom && {
@@ -115,6 +116,7 @@ describe("buildComplexityRouterConfig", () => {
expect(config.jev_classifier_config).toEqual(expectedJevConfig);
expect(config.classifier_context_window_size).toBe(4);
expect(config.classifier_context_budget_chars).toBe(2000);
+ expect(config.classifier_context_per_turn_chars).toBe(450);
expect(config.classifier_context_include_assistant_turns).toBe(true);
expect(config).not.toHaveProperty("classifier_llm_config");
expect(config).not.toHaveProperty("classification_prompt");
@@ -876,13 +878,13 @@ describe("buildComplexityRouterConfig scorer knobs", () => {
"%s with fallback %s only emits custom dimensions when its scorer decides",
(classifierType, classifierFallback, emits) => {
const dimension = { name: "d", weight: 0.4, keywords: ["orbitmesh"] };
- const params = {
+ const uncheckedParams: unknown = {
...baseParams,
classifierType,
classifierFallback,
customDimensions: [{ id: "row", ...dimension }],
};
- const payload = buildComplexityRouterConfig(params);
+ const payload = buildComplexityRouterConfig(uncheckedParams as BuildComplexityRouterConfigParams);
if (emits) expect(payload.custom_dimensions).toEqual([dimension]);
else expect(payload).not.toHaveProperty("custom_dimensions");
},
diff --git a/ui/litellm-dashboard/src/components/add_model/build_complexity_router_config.ts b/ui/litellm-dashboard/src/components/add_model/build_complexity_router_config.ts
index 0b844b8ddd5..d21c5a80812 100644
--- a/ui/litellm-dashboard/src/components/add_model/build_complexity_router_config.ts
+++ b/ui/litellm-dashboard/src/components/add_model/build_complexity_router_config.ts
@@ -156,6 +156,7 @@ export interface StoredComplexityRouterConfig {
jev_classifier_config?: unknown;
classifier_context_window_size?: unknown;
classifier_context_budget_chars?: unknown;
+ classifier_context_per_turn_chars?: unknown;
classifier_context_include_assistant_turns?: unknown;
classifier_fallback?: unknown;
classification_mode?: unknown;
@@ -195,6 +196,7 @@ export interface BuildComplexityRouterConfigParams {
jevClassifierConfig?: JevClassifierConfig;
classifierContextWindowSize: number | undefined;
classifierContextBudgetChars: number | undefined;
+ classifierContextPerTurnChars?: number;
classifierContextIncludeAssistantTurns: boolean | undefined;
classifierFallback: ClassifierFallback | undefined;
classificationPrompt: string | undefined;
@@ -533,6 +535,7 @@ const classifierWireFields = (
hybridBoundaryMargin,
classifierContextWindowSize,
classifierContextBudgetChars,
+ classifierContextPerTurnChars,
classifierContextIncludeAssistantTurns,
}: Pick<
BuildComplexityRouterConfigParams,
@@ -542,6 +545,7 @@ const classifierWireFields = (
| "hybridBoundaryMargin"
| "classifierContextWindowSize"
| "classifierContextBudgetChars"
+ | "classifierContextPerTurnChars"
| "classifierContextIncludeAssistantTurns"
>,
): Partial => {
@@ -566,6 +570,10 @@ const classifierWireFields = (
classifierContextBudgetChars !== undefined && {
classifier_context_budget_chars: classifierContextBudgetChars,
}),
+ ...(usesClassifierContext(effectiveType) &&
+ classifierContextPerTurnChars !== undefined && {
+ classifier_context_per_turn_chars: classifierContextPerTurnChars,
+ }),
...(usesClassifierContext(effectiveType) &&
classifierContextIncludeAssistantTurns !== undefined && {
classifier_context_include_assistant_turns: classifierContextIncludeAssistantTurns,
@@ -587,6 +595,7 @@ export const buildComplexityRouterConfig = ({
jevClassifierConfig,
classifierContextWindowSize,
classifierContextBudgetChars,
+ classifierContextPerTurnChars,
classifierContextIncludeAssistantTurns,
classifierFallback,
classificationPrompt,
@@ -648,6 +657,7 @@ export const buildComplexityRouterConfig = ({
hybridBoundaryMargin,
classifierContextWindowSize,
classifierContextBudgetChars,
+ classifierContextPerTurnChars,
classifierContextIncludeAssistantTurns,
};
const effectiveType = effectiveClassifierType({ custom_tier_set: customTierSet, classifier_type: classifierType });
diff --git a/ui/litellm-dashboard/src/components/edit_auto_router/build_updated_complexity_router_config.test.ts b/ui/litellm-dashboard/src/components/edit_auto_router/build_updated_complexity_router_config.test.ts
index 02387dcf759..6a522b9ad4c 100644
--- a/ui/litellm-dashboard/src/components/edit_auto_router/build_updated_complexity_router_config.test.ts
+++ b/ui/litellm-dashboard/src/components/edit_auto_router/build_updated_complexity_router_config.test.ts
@@ -80,6 +80,7 @@ describe("buildUpdatedComplexityRouterConfig keyword matching", () => {
},
classifier_context_window_size: 7,
classifier_context_budget_chars: 9000,
+ classifier_context_per_turn_chars: 450,
classifier_context_include_assistant_turns: true,
some_future_backend_key: { nested: true },
};
@@ -87,12 +88,14 @@ describe("buildUpdatedComplexityRouterConfig keyword matching", () => {
expect(effectiveClassifierType(hydrated)).toBe("jev");
expect(hydrated.classifier_llm_config).toBeUndefined();
expect(hydrated.jev_classifier_config).toEqual(stored.jev_classifier_config);
+ expect(hydrated.classifier_context_per_turn_chars).toBe(450);
const saved = buildUpdatedComplexityRouterConfig(stored, hydrated);
const expectedSavedConfig = {
classifier_type: "jev",
jev_classifier_config: stored.jev_classifier_config,
classifier_context_window_size: 7,
classifier_context_budget_chars: 9000,
+ classifier_context_per_turn_chars: 450,
classifier_context_include_assistant_turns: true,
some_future_backend_key: { nested: true },
};
@@ -100,6 +103,7 @@ describe("buildUpdatedComplexityRouterConfig keyword matching", () => {
expect(saved).not.toHaveProperty("classifier_llm_config");
const reloaded = hydrateComplexityRouterConfig(saved, undefined);
expect(reloaded.jev_classifier_config).toEqual(hydrated.jev_classifier_config);
+ expect(reloaded.classifier_context_per_turn_chars).toBe(450);
expect(effectiveClassifierType(reloaded)).toBe("jev");
const llm = buildUpdatedComplexityRouterConfig(saved, transitionClassifierType(reloaded, "llm"));
expect(llm).not.toHaveProperty("jev_classifier_config");
@@ -287,6 +291,17 @@ describe("capability classifier configuration", () => {
});
describe("buildUpdatedComplexityRouterConfig classifier context window", () => {
+ it.each(["llm", "jev"] as const)("saves the form's per-turn bound over the stored %s bound", (classifier_type) => {
+ const formValue = {
+ ...hydrateComplexityRouterConfig({ ...STORED_LLM, classifier_type }, undefined),
+ classifier_context_per_turn_chars: 600,
+ };
+ const saved = buildUpdatedComplexityRouterConfig(STORED_LLM, formValue);
+
+ expect(saved.classifier_context_per_turn_chars).toBe(600);
+ expect(hydrateComplexityRouterConfig(saved, undefined).classifier_context_per_turn_chars).toBe(600);
+ });
+
it("round-trips an untouched edit without changing the classifier context values", () => {
const formValue = {
tiers: STORED_LLM.tiers,
diff --git a/ui/litellm-dashboard/src/components/edit_auto_router/edit_auto_router_modal.tsx b/ui/litellm-dashboard/src/components/edit_auto_router/edit_auto_router_modal.tsx
index 63ad5deb21c..56a851fba8c 100644
--- a/ui/litellm-dashboard/src/components/edit_auto_router/edit_auto_router_modal.tsx
+++ b/ui/litellm-dashboard/src/components/edit_auto_router/edit_auto_router_modal.tsx
@@ -144,6 +144,10 @@ export const hydrateComplexityRouterConfig = (
typeof parsedConfig.classifier_context_budget_chars === "number"
? parsedConfig.classifier_context_budget_chars
: undefined,
+ classifier_context_per_turn_chars:
+ typeof parsedConfig.classifier_context_per_turn_chars === "number"
+ ? parsedConfig.classifier_context_per_turn_chars
+ : undefined,
classifier_context_include_assistant_turns:
typeof parsedConfig.classifier_context_include_assistant_turns === "boolean"
? parsedConfig.classifier_context_include_assistant_turns
@@ -342,6 +346,7 @@ export const buildUpdatedComplexityRouterConfig = (
classifierLlmConfig: value.classifier_llm_config,
classifierContextWindowSize: value.classifier_context_window_size,
classifierContextBudgetChars: value.classifier_context_budget_chars,
+ classifierContextPerTurnChars: value.classifier_context_per_turn_chars,
classifierContextIncludeAssistantTurns: value.classifier_context_include_assistant_turns,
classifierFallback: value.classifier_fallback,
sessionAffinity: value.session_affinity ?? DEFAULT_SESSION_AFFINITY,
From e0b2c511445783f059a00a0a08c1d068356a4cc5 Mon Sep 17 00:00:00 2001
From: Moe Khalil
Date: Fri, 18 Sep 2026 23:41:20 +0000
Subject: [PATCH 05/15] fix(auto-router): validate JEV usage and clear stale
context
Co-Authored-By: Devin AI <158243242+devin-ai-integration[bot]@users.noreply.github.com>
---
.../complexity_router/jev_classifier.py | 13 ++++----
.../complexity_router/test_jev_classifier.py | 31 +++++++++++++++++++
...d_updated_complexity_router_config.test.ts | 22 +++++++++++++
.../edit_auto_router_modal.tsx | 4 +++
4 files changed, 64 insertions(+), 6 deletions(-)
diff --git a/litellm/router_strategy/complexity_router/jev_classifier.py b/litellm/router_strategy/complexity_router/jev_classifier.py
index 11591b02461..de23824a5f6 100644
--- a/litellm/router_strategy/complexity_router/jev_classifier.py
+++ b/litellm/router_strategy/complexity_router/jev_classifier.py
@@ -55,8 +55,8 @@ class JevChoiceAnswer(BaseModel):
class JevUsage(BaseModel):
model_config = ConfigDict(frozen=True)
- input_tokens: int = 0
- output_tokens: int = 0
+ input_tokens: int = Field(default=0, ge=0, strict=True)
+ output_tokens: int = Field(default=0, ge=0, strict=True)
class JevSystemOneResponse(BaseModel):
@@ -111,6 +111,11 @@ class HttpJevClassifierClient:
request_kwargs: Mapping[str, object] | None,
start_time: datetime,
) -> None:
+ try:
+ body: Final = TypeAdapter(dict[str, object]).validate_json(response.content)
+ _ = TypeAdapter(JevUsage | None).validate_python(body.get("usage"))
+ except ValidationError:
+ return
end_time: Final = datetime.now(timezone.utc)
parent: Final = request_kwargs or MappingProxyType({})
parent_metadata: Final = {
@@ -144,10 +149,6 @@ class HttpJevClassifierClient:
optional_params={},
litellm_params=params,
)
- try:
- body: Final = TypeAdapter(dict[str, object]).validate_json(response.content)
- except ValidationError:
- return
normalized: Final = TypeSafePassthroughLoggingHandler.typesafe_passthrough_handler(
httpx_response=response,
response_body=body,
diff --git a/tests/test_litellm/router_strategy/complexity_router/test_jev_classifier.py b/tests/test_litellm/router_strategy/complexity_router/test_jev_classifier.py
index d51690d8818..dae037ff47c 100644
--- a/tests/test_litellm/router_strategy/complexity_router/test_jev_classifier.py
+++ b/tests/test_litellm/router_strategy/complexity_router/test_jev_classifier.py
@@ -71,6 +71,37 @@ async def test_jev_http_errors_do_not_dispatch_successful_usage(
assert recorder.calls == ()
+@pytest.mark.asyncio
+@pytest.mark.parametrize("field", ["input_tokens", "output_tokens"])
+@pytest.mark.parametrize("tokens", [-1, True, 1.5, "3"])
+async def test_jev_invalid_usage_never_reaches_spend_callbacks(
+ monkeypatch: pytest.MonkeyPatch, field: str, tokens: object
+) -> None:
+ recorder: Final = _UsageRecorder()
+ monkeypatch.setattr(litellm, "_async_success_callback", [recorder])
+ handler: Final = create_autospec(AsyncHTTPHandler, instance=True)
+ handler.post.return_value = httpx.Response(
+ 200,
+ request=httpx.Request("POST", "https://typesafe.test/v1/systemone"),
+ json={
+ "model": "jev-accounting",
+ "usage": {"input_tokens": 3, "output_tokens": 2, field: tokens},
+ "answers": {"tier": _answer().model_dump()},
+ },
+ )
+ provider: Final = HttpJevClassifierClient("test", "https://typesafe.test", handler)
+ request: Final = build_jev_request(
+ "choose a tier", None, "jev-accounting", DEFAULT_JEV_INSTRUCTIONS, {"SIMPLE": "cheap"}
+ )
+
+ with pytest.raises(ValueError, match=field):
+ await provider.evaluate(request, timeout_s=3)
+ await GLOBAL_LOGGING_WORKER.flush()
+
+ handler.post.assert_awaited_once()
+ assert recorder.calls == ()
+
+
@pytest.mark.asyncio
@pytest.mark.parametrize("answer", ["SIMPLE", "UNAVAILABLE", "malformed"])
@pytest.mark.parametrize("private", [False, True])
diff --git a/ui/litellm-dashboard/src/components/edit_auto_router/build_updated_complexity_router_config.test.ts b/ui/litellm-dashboard/src/components/edit_auto_router/build_updated_complexity_router_config.test.ts
index 6a522b9ad4c..e5e2c61933c 100644
--- a/ui/litellm-dashboard/src/components/edit_auto_router/build_updated_complexity_router_config.test.ts
+++ b/ui/litellm-dashboard/src/components/edit_auto_router/build_updated_complexity_router_config.test.ts
@@ -291,6 +291,28 @@ describe("capability classifier configuration", () => {
});
describe("buildUpdatedComplexityRouterConfig classifier context window", () => {
+ it.each(["llm", "jev"] as const)(
+ "drops the stored %s per-turn bound when switching to heuristic",
+ (classifier_type) => {
+ const stored = { ...STORED_LLM, classifier_type };
+ const saved = buildUpdatedComplexityRouterConfig(stored, {
+ ...hydrateComplexityRouterConfig(stored, undefined),
+ classifier_type: "heuristic",
+ });
+
+ expect(saved).not.toHaveProperty("classifier_context_per_turn_chars");
+ },
+ );
+
+ it("does not resurrect an explicitly cleared per-turn bound", () => {
+ const saved = buildUpdatedComplexityRouterConfig(STORED_LLM, {
+ ...hydrateComplexityRouterConfig(STORED_LLM, undefined),
+ classifier_context_per_turn_chars: undefined,
+ });
+
+ expect(saved).not.toHaveProperty("classifier_context_per_turn_chars");
+ });
+
it.each(["llm", "jev"] as const)("saves the form's per-turn bound over the stored %s bound", (classifier_type) => {
const formValue = {
...hydrateComplexityRouterConfig({ ...STORED_LLM, classifier_type }, undefined),
diff --git a/ui/litellm-dashboard/src/components/edit_auto_router/edit_auto_router_modal.tsx b/ui/litellm-dashboard/src/components/edit_auto_router/edit_auto_router_modal.tsx
index 56a851fba8c..10fa6fcb6be 100644
--- a/ui/litellm-dashboard/src/components/edit_auto_router/edit_auto_router_modal.tsx
+++ b/ui/litellm-dashboard/src/components/edit_auto_router/edit_auto_router_modal.tsx
@@ -1,4 +1,5 @@
import AutoRouterClassifierTabs from "../add_model/AutoRouterClassifierTabs";
+import { usesClassifierContext } from "../add_model/classifier_types";
import { defaultJevClassifierConfig, jevClassifierConfigSchema } from "../add_model/jev_classifier_config";
import type { StoredComplexityRouterConfig } from "../add_model/build_complexity_router_config";
export type { StoredComplexityRouterConfig } from "../add_model/build_complexity_router_config";
@@ -317,6 +318,9 @@ export const buildUpdatedComplexityRouterConfig = (
keywordMatching?: KeywordMatchingState,
): Record => {
const isManaged = (key: string): boolean => {
+ if (key === "classifier_context_per_turn_chars") {
+ return !usesClassifierContext(effectiveClassifierType(value)) || Object.prototype.hasOwnProperty.call(value, key);
+ }
if (MANAGED_COMPLEXITY_ROUTER_KEYS.has(key)) return true;
if (key === "escalation_keywords" && isForecastClassifier(effectiveClassifierType(value))) return true;
if (keywordMatching !== undefined && KEYWORD_MATCHING_KEYS.has(key)) return true;
From 52aa20d138aaab58f751cbcd2b5c376d441232d2 Mon Sep 17 00:00:00 2001
From: Moe Khalil
Date: Sat, 19 Sep 2026 17:49:55 +0000
Subject: [PATCH 06/15] refactor(auto-router): freeze JEV logging input
mappings
Co-Authored-By: Devin AI <158243242+devin-ai-integration[bot]@users.noreply.github.com>
---
.../complexity_router/jev_classifier.py | 16 +++++++++-------
1 file changed, 9 insertions(+), 7 deletions(-)
diff --git a/litellm/router_strategy/complexity_router/jev_classifier.py b/litellm/router_strategy/complexity_router/jev_classifier.py
index de23824a5f6..acaf19a5aba 100644
--- a/litellm/router_strategy/complexity_router/jev_classifier.py
+++ b/litellm/router_strategy/complexity_router/jev_classifier.py
@@ -118,12 +118,14 @@ class HttpJevClassifierClient:
return
end_time: Final = datetime.now(timezone.utc)
parent: Final = request_kwargs or MappingProxyType({})
- parent_metadata: Final = {
- key: value
- for field in ("metadata", "litellm_metadata")
- if isinstance(metadata := parent.get(field), Mapping)
- for key, value in TypeAdapter(Mapping[str, object]).validate_python(metadata).items()
- }
+ parent_metadata: Final = MappingProxyType(
+ {
+ key: value
+ for field in ("metadata", "litellm_metadata")
+ if isinstance(metadata := parent.get(field), Mapping)
+ for key, value in TypeAdapter(Mapping[str, object]).validate_python(metadata).items()
+ }
+ )
params: Final = {
"metadata": {
**forwarded_internal_call_metadata(parent_metadata, AUTOROUTER_CLASSIFIER_CALL_ORIGIN),
@@ -158,7 +160,7 @@ class HttpJevClassifierClient:
start_time=start_time,
end_time=end_time,
cache_hit=False,
- request_body={"model": request.model},
+ request_body=MappingProxyType({"model": request.model}),
litellm_params=params,
)
GLOBAL_LOGGING_WORKER.ensure_initialized_and_enqueue(
From afde938a673b45d532b3dab4d00b1e3f999e8db0 Mon Sep 17 00:00:00 2001
From: Moe Khalil
Date: Sat, 19 Sep 2026 19:46:46 +0000
Subject: [PATCH 07/15] docs(auto-router): disclose shared JEV context defaults
Co-Authored-By: Devin AI <158243242+devin-ai-integration[bot]@users.noreply.github.com>
---
.../router_strategy/complexity_router/config.py | 17 ++++++++---------
.../add_model/ClassificationMethodConfig.tsx | 6 +++---
ui/litellm-dashboard/src/lib/http/schema.d.ts | 8 ++++----
3 files changed, 15 insertions(+), 16 deletions(-)
diff --git a/litellm/router_strategy/complexity_router/config.py b/litellm/router_strategy/complexity_router/config.py
index ca50e21c082..a2dc551578c 100644
--- a/litellm/router_strategy/complexity_router/config.py
+++ b/litellm/router_strategy/complexity_router/config.py
@@ -1119,23 +1119,22 @@ class ComplexityRouterConfig(BaseModel):
ge=0,
description=(
"Number of prior user turns (tool output and harness reminders excluded) to include as context "
- "in the LLM classifier prompt, so a follow-up like 'now do the same for the streaming path' is "
+ "in the LLM or JEV classifier input, so a follow-up like 'now do the same for the streaming path' is "
"classified against what it refers to. Counts turns of both roles when "
"classifier_context_include_assistant_turns is enabled. These turns are sent to the classifier "
- "model, which may "
+ "model (the configured TypeSafe endpoint for JEV), which may "
"be a different deployment or provider than the routed completion model; that call carries "
"the current user ask and, except for Claude Code requests, the extracted system-role text in full. "
"Claude Code system text is omitted to avoid classifying harness instructions; the routed "
- "completion still receives it. Set to 0 to send neither prior turns nor "
- "any conversation context beyond the current ask. Only applies when "
- "classifier_type is 'llm'."
+ "completion still receives it. Set to 0 to omit prior turns and the conversation-depth summary; "
+ "the current ask and selected system text are still sent. Applies to LLM and JEV classification."
),
)
classifier_context_budget_chars: int = Field(
default=DEFAULT_CLASSIFIER_CONTEXT_BUDGET_CHARS,
ge=0,
description=(
- "Maximum characters of prior-turn text quoted to the LLM classifier, across the whole "
+ "Maximum characters of prior-turn text quoted to the LLM or JEV classifier, across the whole "
"context window, per classification call. Turns are taken newest first and quoted whole "
"while they fit, so a conversation small enough to quote entirely is never cut; once the "
"budget runs out the older turns are dropped whole and only the turn straddling the "
@@ -1143,7 +1142,7 @@ class ComplexityRouterConfig(BaseModel):
"Code requests, the extracted system-role text sit outside this budget and are sent in full, as does "
"the numbering each quoted turn carries. A budget under 120 leaves no room to quote a turn and "
"suppresses the block; set classifier_context_window_size to 0 to turn context off "
- "deliberately. Only applies when classifier_type is 'llm'."
+ "deliberately. Applies to LLM and JEV classification."
),
)
classifier_context_per_turn_chars: int | None = Field(
@@ -1154,7 +1153,7 @@ class ComplexityRouterConfig(BaseModel):
"classifier_context_budget_chars bounds the block. Unset by default, so one long turn may "
"spend the whole budget, which is usually what a follow-up needs; set it when no single "
"turn should dominate the context the classifier sees. A capped turn keeps its opening "
- "and its ending with the middle elided. Only applies when classifier_type is 'llm'."
+ "and its ending with the middle elided. Applies to LLM and JEV classification."
),
)
classifier_context_include_assistant_turns: bool = Field(
@@ -1169,7 +1168,7 @@ class ComplexityRouterConfig(BaseModel):
"routed completion model. Assistant replies spend classifier_context_budget_chars "
"alongside user turns, so raise it if the oldest turns stop being quoted once replies "
"join the window. Off by default because enabling it shifts tier decisions, and therefore "
- "spend, for an already-deployed router. Only applies when classifier_type is 'llm'."
+ "spend, for an already-deployed router. Applies to LLM and JEV classification."
),
)
diff --git a/ui/litellm-dashboard/src/components/add_model/ClassificationMethodConfig.tsx b/ui/litellm-dashboard/src/components/add_model/ClassificationMethodConfig.tsx
index 322515e0ac5..3b3343154a3 100644
--- a/ui/litellm-dashboard/src/components/add_model/ClassificationMethodConfig.tsx
+++ b/ui/litellm-dashboard/src/components/add_model/ClassificationMethodConfig.tsx
@@ -666,9 +666,9 @@ const ClassificationMethodConfig: React.FC = ({
className="w-full"
/>
- Number of prior user turns (tool output and harness reminders excluded) sent to the classifier as context,
- so a referring follow-up like "now do the same for the streaming path" is classified against
- what it refers to. Set to 0 to send only the current message.
+ Number of prior user turns sent to the classifier provider, excluding tool output and harness reminders.
+ LLM and JEV default to 3 turns; JEV sends them to the configured TypeSafe endpoint. Set to 0 to omit
+ conversation history. The current message and selected system text are still sent.
diff --git a/ui/litellm-dashboard/src/lib/http/schema.d.ts b/ui/litellm-dashboard/src/lib/http/schema.d.ts
index d43adfe1ae4..69bb860b076 100644
--- a/ui/litellm-dashboard/src/lib/http/schema.d.ts
+++ b/ui/litellm-dashboard/src/lib/http/schema.d.ts
@@ -36407,24 +36407,24 @@ export interface components {
classification_prompt?: string | null;
/**
* Classifier Context Budget Chars
- * @description Maximum characters of prior-turn text quoted to the LLM classifier, across the whole context window, per classification call. Turns are taken newest first and quoted whole while they fit, so a conversation small enough to quote entirely is never cut; once the budget runs out the older turns are dropped whole and only the turn straddling the boundary is truncated, into whatever space is left. The current ask and, except for Claude Code requests, the extracted system-role text sit outside this budget and are sent in full, as does the numbering each quoted turn carries. A budget under 120 leaves no room to quote a turn and suppresses the block; set classifier_context_window_size to 0 to turn context off deliberately. Only applies when classifier_type is 'llm'.
+ * @description Maximum characters of prior-turn text quoted to the LLM or JEV classifier, across the whole context window, per classification call. Turns are taken newest first and quoted whole while they fit, so a conversation small enough to quote entirely is never cut; once the budget runs out the older turns are dropped whole and only the turn straddling the boundary is truncated, into whatever space is left. The current ask and, except for Claude Code requests, the extracted system-role text sit outside this budget and are sent in full, as does the numbering each quoted turn carries. A budget under 120 leaves no room to quote a turn and suppresses the block; set classifier_context_window_size to 0 to turn context off deliberately. Applies to LLM and JEV classification.
* @default 8000
*/
classifier_context_budget_chars: number;
/**
* Classifier Context Include Assistant Turns
- * @description Include assistant turns in the classifier context window, so difficulty stated by the model rather than by the user stays visible: a plan the assistant calls complex, which the user approves with 'yes', is classified on the work being approved instead of on the word 'yes'. When enabled, classifier_context_window_size counts the last N turns of the conversation across both roles rather than the last N user turns, and assistant text is sent to the classifier model, which may be a different deployment or provider than the routed completion model. Assistant replies spend classifier_context_budget_chars alongside user turns, so raise it if the oldest turns stop being quoted once replies join the window. Off by default because enabling it shifts tier decisions, and therefore spend, for an already-deployed router. Only applies when classifier_type is 'llm'.
+ * @description Include assistant turns in the classifier context window, so difficulty stated by the model rather than by the user stays visible: a plan the assistant calls complex, which the user approves with 'yes', is classified on the work being approved instead of on the word 'yes'. When enabled, classifier_context_window_size counts the last N turns of the conversation across both roles rather than the last N user turns, and assistant text is sent to the classifier model, which may be a different deployment or provider than the routed completion model. Assistant replies spend classifier_context_budget_chars alongside user turns, so raise it if the oldest turns stop being quoted once replies join the window. Off by default because enabling it shifts tier decisions, and therefore spend, for an already-deployed router. Applies to LLM and JEV classification.
* @default false
*/
classifier_context_include_assistant_turns: boolean;
/**
* Classifier Context Per Turn Chars
- * @description Optional cap on each individual prior turn's text, applied before classifier_context_budget_chars bounds the block. Unset by default, so one long turn may spend the whole budget, which is usually what a follow-up needs; set it when no single turn should dominate the context the classifier sees. A capped turn keeps its opening and its ending with the middle elided. Only applies when classifier_type is 'llm'.
+ * @description Optional cap on each individual prior turn's text, applied before classifier_context_budget_chars bounds the block. Unset by default, so one long turn may spend the whole budget, which is usually what a follow-up needs; set it when no single turn should dominate the context the classifier sees. A capped turn keeps its opening and its ending with the middle elided. Applies to LLM and JEV classification.
*/
classifier_context_per_turn_chars?: number | null;
/**
* Classifier Context Window Size
- * @description Number of prior user turns (tool output and harness reminders excluded) to include as context in the LLM classifier prompt, so a follow-up like 'now do the same for the streaming path' is classified against what it refers to. Counts turns of both roles when classifier_context_include_assistant_turns is enabled. These turns are sent to the classifier model, which may be a different deployment or provider than the routed completion model; that call carries the current user ask and, except for Claude Code requests, the extracted system-role text in full. Claude Code system text is omitted to avoid classifying harness instructions; the routed completion still receives it. Set to 0 to send neither prior turns nor any conversation context beyond the current ask. Only applies when classifier_type is 'llm'.
+ * @description Number of prior user turns (tool output and harness reminders excluded) to include as context in the LLM or JEV classifier input, so a follow-up like 'now do the same for the streaming path' is classified against what it refers to. Counts turns of both roles when classifier_context_include_assistant_turns is enabled. These turns are sent to the classifier model (the configured TypeSafe endpoint for JEV), which may be a different deployment or provider than the routed completion model; that call carries the current user ask and, except for Claude Code requests, the extracted system-role text in full. Claude Code system text is omitted to avoid classifying harness instructions; the routed completion still receives it. Set to 0 to omit prior turns and the conversation-depth summary; the current ask and selected system text are still sent. Applies to LLM and JEV classification.
* @default 3
*/
classifier_context_window_size: number;
From a30e0d14ea8b7a64d3a4dc9cbfa4612924a414a3 Mon Sep 17 00:00:00 2001
From: Moe Khalil
Date: Sat, 19 Sep 2026 19:56:54 +0000
Subject: [PATCH 08/15] test(auto-router): preserve classifier literal in
context fixture
Co-Authored-By: Devin AI <158243242+devin-ai-integration[bot]@users.noreply.github.com>
---
.../build_updated_complexity_router_config.test.ts | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/ui/litellm-dashboard/src/components/edit_auto_router/build_updated_complexity_router_config.test.ts b/ui/litellm-dashboard/src/components/edit_auto_router/build_updated_complexity_router_config.test.ts
index e5e2c61933c..604d2c9113d 100644
--- a/ui/litellm-dashboard/src/components/edit_auto_router/build_updated_complexity_router_config.test.ts
+++ b/ui/litellm-dashboard/src/components/edit_auto_router/build_updated_complexity_router_config.test.ts
@@ -258,7 +258,7 @@ describe("buildUpdatedComplexityRouterConfig keyword matching", () => {
const STORED_LLM = {
tiers: { SIMPLE: ["gpt-4o-mini"], MEDIUM: [], COMPLEX: [], REASONING: [] },
- classifier_type: "llm",
+ classifier_type: "llm" as const,
classifier_llm_config: { model: "gpt-4o-mini", timeout_ms: 3000, reasoning_effort: "low" },
classifier_context_window_size: 5,
classifier_context_per_turn_chars: 300,
From 401baf32c3f6bb11bce52dee3bd253e0a6e8d9e0 Mon Sep 17 00:00:00 2001
From: Moe Khalil
Date: Sun, 20 Sep 2026 00:26:11 +0000
Subject: [PATCH 09/15] fix(auto-router): preserve JEV transport across
dashboard edits
Co-Authored-By: Devin AI <158243242+devin-ai-integration[bot]@users.noreply.github.com>
---
.../model_management_endpoints.py | 58 ++++++++++++++---
.../test_model_management_endpoints.py | 62 +++++++++++++++++++
...d_updated_complexity_router_config.test.ts | 34 ++++++++++
3 files changed, 144 insertions(+), 10 deletions(-)
diff --git a/litellm/proxy/management_endpoints/model_management_endpoints.py b/litellm/proxy/management_endpoints/model_management_endpoints.py
index 554daf030c7..ea124776d0b 100644
--- a/litellm/proxy/management_endpoints/model_management_endpoints.py
+++ b/litellm/proxy/management_endpoints/model_management_endpoints.py
@@ -22,7 +22,7 @@ from types import MappingProxyType
from typing import TYPE_CHECKING, Annotated, Final, Literal, Protocol, TypeVar, cast, runtime_checkable
from fastapi import APIRouter, Depends, Header, HTTPException, Request, status
-from pydantic import BaseModel, ConfigDict, Field, ValidationError, field_validator
+from pydantic import BaseModel, ConfigDict, Field, TypeAdapter, ValidationError, field_validator
import litellm
from litellm._logging import verbose_proxy_logger
@@ -289,7 +289,11 @@ def _strategy_router_write_violation(
if incoming_params is None:
return None
config_violation: Final = validate_complexity_router_config_write(
- complexity_router_config=incoming_params.complexity_router_config
+ complexity_router_config=(
+ _effective_complexity_router_config(incoming_params, existing_params)
+ if incoming_params.complexity_router_config is not None
+ else None
+ )
)
if config_violation is not None:
return config_violation
@@ -350,11 +354,33 @@ WHERE model_id <> $1
def _effective_complexity_router_config(
incoming_params: GenericLiteLLMParams | None, existing_params: GenericLiteLLMParams | None
) -> object:
- """The complexity config a write leaves on the row: the incoming one when the write carries it, else the stored one."""
incoming: Final = None if incoming_params is None else incoming_params.complexity_router_config
- if incoming is not None or existing_params is None:
+ existing: Final = None if existing_params is None else existing_params.complexity_router_config
+ if incoming is None:
+ return existing
+ if existing is None or incoming.get("classifier_type") != "jev" or existing.get("classifier_type") != "jev":
return incoming
- return existing_params.complexity_router_config
+ incoming_jev: Final[object] = incoming.get("jev_classifier_config")
+ existing_jev: Final[object] = existing.get("jev_classifier_config")
+ if not isinstance(incoming_jev, Mapping) or not isinstance(existing_jev, Mapping):
+ return incoming
+ supplied: Final = TypeAdapter(dict[str, object]).validate_python(incoming_jev)
+ stored: Final = TypeAdapter(dict[str, object]).validate_python(existing_jev)
+ same_base: Final = "api_base" not in supplied or supplied["api_base"] == stored.get("api_base")
+ transport: Final = MappingProxyType(
+ {
+ key: value
+ for key, value in stored.items()
+ if key in ("api_key", "api_base") and (key != "api_key" or same_base)
+ }
+ )
+ return { # mutable-ok: persisted JSON requires concrete nested dicts
+ **incoming,
+ "jev_classifier_config": { # mutable-ok: json.dumps cannot serialize MappingProxyType
+ **transport,
+ **supplied,
+ },
+ }
def _effective_model(
@@ -886,7 +912,12 @@ def update_db_model(db_model: Deployment, updated_patch: updateDeployment) -> Pr
if updated_patch.litellm_params:
# Encrypt any sensitive values
encrypted_params: Final = {
- k: encrypt_value_helper(v) for k, v in updated_patch.litellm_params.model_dump(exclude_none=True).items()
+ k: (
+ _effective_complexity_router_config(updated_patch.litellm_params, db_model.litellm_params)
+ if k == "complexity_router_config"
+ else encrypt_value_helper(v)
+ )
+ for k, v in updated_patch.litellm_params.model_dump(exclude_none=True).items()
}
merged_litellm_params.update(encrypted_params)
@@ -2528,14 +2559,21 @@ async def update_model(
_new_litellm_params_dict: Final = model_params.litellm_params.dict(exclude_none=True)
### ENCRYPT PARAMS ###
- for k, v in _new_litellm_params_dict.items():
- encrypted_value = encrypt_value_helper(value=v)
- model_params.litellm_params[k] = encrypted_value
+ encrypted_params: Final = MappingProxyType(
+ {
+ k: (
+ _effective_complexity_router_config(model_params.litellm_params, deployment.litellm_params)
+ if k == "complexity_router_config"
+ else encrypt_value_helper(value=v)
+ )
+ for k, v in _new_litellm_params_dict.items()
+ }
+ )
### MERGE WITH EXISTING DATA ###
_mp: Final[dict[str, object]] = model_params.litellm_params.dict()
merged_dictionary: Final = {
- key: _existing_litellm_params_dict[key] if value is None else value
+ key: _existing_litellm_params_dict[key] if value is None else encrypted_params[key]
for key, value in _mp.items()
if value is not None or _existing_litellm_params_dict.get(key) is not None
}
diff --git a/tests/test_litellm/proxy/management_endpoints/test_model_management_endpoints.py b/tests/test_litellm/proxy/management_endpoints/test_model_management_endpoints.py
index daaad6efe4c..376309d8a7e 100644
--- a/tests/test_litellm/proxy/management_endpoints/test_model_management_endpoints.py
+++ b/tests/test_litellm/proxy/management_endpoints/test_model_management_endpoints.py
@@ -17,6 +17,7 @@ from litellm.proxy._types import (
LiteLLM_TeamTable,
LitellmUserRoles,
Member,
+ ProxyException,
ReconcileOutcome,
UserAPIKeyAuth,
)
@@ -27,6 +28,8 @@ from litellm.proxy.management_endpoints.model_management_endpoints import (
_raise_if_rate_limits_required_but_missing,
clear_cache,
delete_team_models,
+ patch_model,
+ update_model,
)
from litellm.proxy.utils import PrismaClient
from litellm.router import Router
@@ -6602,6 +6605,65 @@ class TestTeamMemberAutoRouterWrites:
assert saved_info["team_id"] == "member-team"
assert saved_info["access_groups"] == ["retained-admin-group"]
+ @pytest.mark.asyncio
+ @pytest.mark.parametrize("endpoint", ["patch", "legacy"])
+ @pytest.mark.parametrize("change", ["save", "rotate", "move", "move-without-key", "reset", "heuristic"])
+ async def test_jev_dashboard_save_preserves_server_transport(self, endpoint: str, change: str) -> None:
+ original: Final = self._row()
+ transport: Final = {"api_key": "synthetic-original-jev-key", "api_base": "https://jev.example.com"}
+ stored_config: Final = {
+ "classifier_type": "jev",
+ "tiers": {"SIMPLE": "allowed"},
+ "jev_classifier_config": {**transport, "instructions": "Old instructions", "timeout_ms": 6100},
+ }
+ row: Final = original.model_copy(
+ update={
+ "litellm_params": {
+ "model": "auto_router/complexity_router",
+ "complexity_router_config": stored_config,
+ },
+ }
+ )
+ database: Final = self._database(self._team(), row)
+ overrides: Final = {
+ "save": {},
+ "rotate": {"api_key": "synthetic-replacement-jev-key"},
+ "move": {"api_base": "https://new-jev.example.com", "api_key": "synthetic-replacement-jev-key"},
+ "move-without-key": {"api_base": "https://new-jev.example.com"},
+ "reset": {"api_key": None, "api_base": None},
+ "heuristic": {},
+ }[change]
+ config: Final = {
+ "tiers": {"SIMPLE": "allowed"},
+ "classifier_type": "heuristic" if change == "heuristic" else "jev",
+ **({} if change == "heuristic" else {"jev_classifier_config": {"timeout_ms": 8100, **overrides}}),
+ }
+ request: Final = updateDeployment(
+ litellm_params=updateLiteLLMParams(complexity_router_config=config),
+ model_info=ModelInfo(id=row.model_id),
+ )
+ actor: Final = UserAPIKeyAuth(user_id="admin", user_role=LitellmUserRoles.PROXY_ADMIN)
+ with self._environment(database, row):
+ operation: Final = (
+ patch_model(row.model_id, request, actor) if endpoint == "patch" else update_model(request, actor)
+ )
+ if change == "move-without-key":
+ with pytest.raises(ProxyException, match="api_base requires"):
+ await operation
+ database.db.litellm_proxymodeltable.update.assert_not_awaited()
+ return
+ await operation
+ written: Final = database.db.litellm_proxymodeltable.update.await_args.kwargs["data"]
+ saved: Final = json.loads(written["litellm_params"])["complexity_router_config"]
+ expected: Final = (
+ config
+ if change == "heuristic"
+ else {**config, "jev_classifier_config": {**transport, "timeout_ms": 8100, **overrides}}
+ )
+ assert saved == expected
+ assert row.litellm_params["complexity_router_config"] == stored_config
+ assert request.litellm_params.complexity_router_config == config
+
@pytest.mark.asyncio
@pytest.mark.parametrize("endpoint", ["patch", "legacy"])
@pytest.mark.parametrize("access", ["owner", "peer", "limited-key"])
diff --git a/ui/litellm-dashboard/src/components/edit_auto_router/build_updated_complexity_router_config.test.ts b/ui/litellm-dashboard/src/components/edit_auto_router/build_updated_complexity_router_config.test.ts
index 604d2c9113d..85439d99f21 100644
--- a/ui/litellm-dashboard/src/components/edit_auto_router/build_updated_complexity_router_config.test.ts
+++ b/ui/litellm-dashboard/src/components/edit_auto_router/build_updated_complexity_router_config.test.ts
@@ -48,6 +48,40 @@ const hydratedState: KeywordMatchingState = {
};
describe("buildUpdatedComplexityRouterConfig keyword matching", () => {
+ it.each([false, true])("omits masked JEV credentials from dashboard saves, edited: %s", (edited) => {
+ const stored = {
+ classifier_type: "jev" as const,
+ tiers: FORM_VALUE.tiers,
+ jev_classifier_config: {
+ model: "jev-configured",
+ timeout_ms: 6100,
+ instructions: "Existing instructions",
+ api_key: "sk-s****************cret",
+ api_base: "https://jev.example.com",
+ },
+ };
+ const hydrated = hydrateComplexityRouterConfig(stored, undefined);
+ expect(hydrated.jev_classifier_config).not.toHaveProperty("api_key");
+ expect(hydrated.jev_classifier_config).not.toHaveProperty("api_base");
+ const value = edited
+ ? {
+ ...hydrated,
+ jev_classifier_config: { model: "jev-updated", timeout_ms: 8100, instructions: "" },
+ }
+ : hydrated;
+ const saved = buildUpdatedComplexityRouterConfig(stored, value);
+ expect(saved.jev_classifier_config).toEqual({
+ ...(edited
+ ? { model: "jev-updated", timeout_ms: 8100 }
+ : { model: "jev-configured", timeout_ms: 6100, instructions: "Existing instructions" }),
+ });
+ for (const classifierType of ["llm", "heuristic"] as const) {
+ expect(
+ buildUpdatedComplexityRouterConfig(saved, transitionClassifierType(value, classifierType)),
+ ).not.toHaveProperty("jev_classifier_config");
+ }
+ });
+
it("hydrates nullable JEV instructions without resetting the server configuration", () => {
const stored = {
classifier_type: "jev" as const,
From 97c54e278e1da08f3c770a554c67fb2a47eb1424 Mon Sep 17 00:00:00 2001
From: Moe Khalil
Date: Sun, 20 Sep 2026 00:54:17 +0000
Subject: [PATCH 10/15] fix(auto-router): resolve saved JEV probes on the
server
Co-Authored-By: Devin AI <158243242+devin-ai-integration[bot]@users.noreply.github.com>
---
.../auto_router_endpoints.py | 68 ++++++++++----
.../auto_router_endpoints.py | 5 +
.../test_auto_router_endpoints.py | 93 ++++++++++++++++++-
.../JevConnectionTest.integration.test.tsx | 13 ++-
...d_auto_router_routing_test_request.test.ts | 30 ++++--
.../build_auto_router_routing_test_request.ts | 9 +-
.../src/components/model_info_view.tsx | 3 +-
.../src/components/networking.tsx | 1 +
ui/litellm-dashboard/src/lib/http/schema.d.ts | 5 +
9 files changed, 187 insertions(+), 40 deletions(-)
diff --git a/litellm/proxy/management_endpoints/auto_router_endpoints.py b/litellm/proxy/management_endpoints/auto_router_endpoints.py
index 19d6d9b4e42..07dee3edf15 100644
--- a/litellm/proxy/management_endpoints/auto_router_endpoints.py
+++ b/litellm/proxy/management_endpoints/auto_router_endpoints.py
@@ -384,6 +384,40 @@ async def validate_complexity_router_config(
return ComplexityRouterConfigValidationResponse(valid=error is None, error=error)
+async def _resolve_saved_routing_test(
+ data: AutoRouterRoutingTestRequest,
+ user_api_key_dict: UserAPIKeyAuth,
+ llm_router: "Router",
+) -> AutoRouterRoutingTestRequest:
+ if data.saved_model_id is None:
+ return data
+ deployment: Final = llm_router.get_deployment(data.saved_model_id)
+ if deployment is None or deployment.model_info.blocked:
+ raise HTTPException(status_code=404, detail="Saved auto router is unavailable")
+ if user_api_key_dict.user_role != LitellmUserRoles.PROXY_ADMIN and deployment.model_info.team_id != data.team_id:
+ raise HTTPException(status_code=403, detail="Saved auto router belongs to a different team")
+ await can_key_call_resolved_model(
+ model=deployment.model_info.team_public_model_name or deployment.model_name,
+ llm_model_list=llm_router.model_list,
+ valid_token=user_api_key_dict,
+ llm_router=llm_router,
+ )
+ params: Final = deployment.litellm_params
+ if classify_strategy_router_model(params.model or "") != "complexity" or params.complexity_router_config is None:
+ raise HTTPException(status_code=400, detail="Saved deployment is not a complexity auto router")
+ return data.model_copy(
+ update=MappingProxyType(
+ {
+ "complexity_router_config": RequestComplexityRouterConfig.model_validate(
+ params.complexity_router_config
+ ),
+ "default_model": params.complexity_router_default_model,
+ "router_name": deployment.model_name,
+ }
+ )
+ )
+
+
@router.post(
"/auto_router/test_routing",
tags=["model management"], # mutable-ok: fastapi's decorator signature types tags as a list
@@ -439,10 +473,18 @@ async def preview_auto_router_routing(
from litellm.proxy.utils import get_available_models_for_user
member_team: Final = await _authorize_router_dry_run(user_api_key_dict=user_api_key_dict, team_id=data.team_id)
+ if llm_router is None:
+ raise HTTPException(
+ status_code=500,
+ detail={ # mutable-ok: HTTPException detail must be a plain mapping
+ "error": CommonProxyErrors.no_llm_router.value
+ },
+ )
+ resolved: Final = await _resolve_saved_routing_test(data, user_api_key_dict, llm_router)
actor: Final = (
await _authorize_member_dry_run_config(
- config=data.complexity_router_config.model_dump(exclude_none=True),
- default_model=data.default_model,
+ config=resolved.complexity_router_config.model_dump(exclude_none=True),
+ default_model=resolved.default_model,
user_api_key_dict=user_api_key_dict,
team=member_team,
)
@@ -450,12 +492,12 @@ async def preview_auto_router_routing(
else user_api_key_dict
)
request_data: Final[dict[str, object]] = { # mutable-ok: auth and routing enrich this request in place
- **data.wire_body(),
+ **resolved.wire_body(),
"metadata": {}, # mutable-ok: centralized auth and identity stamping share this metadata bucket
"proxy_server_request": {"body": None}, # mutable-ok: the snapshot owner fills this body in place
}
- if member_team is not None and _models_this_test_can_call(data.complexity_router_config):
+ if member_team is not None and _models_this_test_can_call(resolved.complexity_router_config):
from litellm.proxy.auth.user_api_key_auth import (
_run_centralized_common_checks, # pyright: ignore[reportPrivateUsage] # reuse the serving admission policy
)
@@ -467,25 +509,17 @@ async def preview_auto_router_routing(
route="/auto_router/test_routing",
)
- if llm_router is None:
- raise HTTPException(
- status_code=500,
- detail={ # mutable-ok: HTTPException detail must be a plain mapping
- "error": CommonProxyErrors.no_llm_router.value
- },
- )
-
await _authorize_models_this_test_can_call(
- config=data.complexity_router_config,
+ config=resolved.complexity_router_config,
user_api_key_dict=actor,
llm_router=llm_router,
)
complexity_router: Final = ComplexityRouter(
- model_name=data.router_name,
+ model_name=resolved.router_name,
litellm_router_instance=llm_router,
- complexity_router_config=data.complexity_router_config.model_dump(exclude_none=True),
- default_model=data.default_model,
+ complexity_router_config=resolved.complexity_router_config.model_dump(exclude_none=True),
+ default_model=resolved.default_model,
derive_savings_baseline=False,
)
@@ -498,7 +532,7 @@ async def preview_auto_router_routing(
try:
hook_response: Final = await complexity_router.async_pre_routing_hook(
- model=data.router_name,
+ model=resolved.router_name,
request_kwargs=request_kwargs,
messages=request_kwargs["messages"],
)
diff --git a/litellm/types/management_endpoints/auto_router_endpoints.py b/litellm/types/management_endpoints/auto_router_endpoints.py
index fd2202a1156..93ea925bd9e 100644
--- a/litellm/types/management_endpoints/auto_router_endpoints.py
+++ b/litellm/types/management_endpoints/auto_router_endpoints.py
@@ -72,6 +72,11 @@ class AutoRouterRoutingTestRequest(BaseModel):
complexity_router_config: RequestComplexityRouterConfig = Field(
description="The complexity router config to route against, in the shape /model/new accepts",
)
+ saved_model_id: str | None = Field(
+ default=None,
+ min_length=1,
+ description="Test this saved deployment's server-side configuration instead of the supplied config and default model",
+ )
default_model: str | None = Field(
default=None,
description="Model to route to when no tier resolves, i.e. complexity_router_default_model",
diff --git a/tests/test_litellm/proxy/management_endpoints/test_auto_router_endpoints.py b/tests/test_litellm/proxy/management_endpoints/test_auto_router_endpoints.py
index f9b618234b6..9235a00bda6 100644
--- a/tests/test_litellm/proxy/management_endpoints/test_auto_router_endpoints.py
+++ b/tests/test_litellm/proxy/management_endpoints/test_auto_router_endpoints.py
@@ -7,13 +7,13 @@ from pathlib import Path
from typing import Final
import httpx
-import litellm.llms.custom_httpx.http_handler as http_handler
-import litellm.router_strategy.complexity_router.complexity_router as complexity_module
import pytest
import respx
from fastapi import HTTPException, Request
from pydantic import ValidationError
+import litellm.llms.custom_httpx.http_handler as http_handler
+import litellm.router_strategy.complexity_router.complexity_router as complexity_module
from litellm.proxy import proxy_server
from litellm.proxy._types import (
LitellmUserRoles,
@@ -29,6 +29,7 @@ from litellm.types.management_endpoints.auto_router_endpoints import (
AutoRouterBenchmarksResponse,
AutoRouterRoutingTestRequest,
)
+from litellm.types.router import Deployment
from litellm.types.utils import Choices, Message, ModelResponse
ROUTING_HTTP_REQUEST: Final = Request(
@@ -2382,6 +2383,94 @@ async def test_jev_test_routing_authorizes_paid_evaluation_before_contacting_typ
await handler.client.aclose()
+@pytest.mark.asyncio
+@pytest.mark.parametrize("case", ["allowed", "missing", "blocked", "key", "budget", "team", "not-router"])
+async def test_saved_jev_probe_uses_authorized_server_configuration(monkeypatch: pytest.MonkeyPatch, case: str) -> None:
+ router: Final = RecordingRouter("SIMPLE")
+ stored_key: Final = "synthetic-server-jev-key"
+ stored_config: Final = {
+ "classifier_type": "jev",
+ "tiers": TIERS,
+ "jev_classifier_config": {"api_key": stored_key, "api_base": "https://saved-jev.test"},
+ }
+ router.add_deployment(
+ Deployment.model_validate(
+ {
+ "model_name": "saved-jev",
+ "litellm_params": {
+ "model": "openai/gpt-4o-mini" if case == "not-router" else "auto_router/complexity_router",
+ "complexity_router_config": stored_config,
+ },
+ "model_info": {
+ "id": "saved-jev-id",
+ "blocked": case == "blocked",
+ "team_id": "owner-team" if case == "team" else None,
+ },
+ }
+ )
+ )
+ monkeypatch.setattr(proxy_server, "llm_router", router)
+ actor: Final = (
+ _configure_member_preview(monkeypatch)
+ if case == "team"
+ else UserAPIKeyAuth(
+ user_role=LitellmUserRoles.PROXY_ADMIN,
+ api_key="sk-probe",
+ user_id="admin",
+ models=["typesafe/jev-latest"] if case == "key" else ["saved-jev", "typesafe/jev-latest"],
+ max_budget=1,
+ spend=1 if case == "budget" else 0,
+ )
+ )
+ request: Final = _request_from(
+ {
+ "prompt": "what is 2+2",
+ "saved_model_id": "missing-id" if case == "missing" else "saved-jev-id",
+ "team_id": "member-preview-team" if case == "team" else None,
+ },
+ classifier_type="jev",
+ jev_classifier_config={"api_key": "masked-key", "api_base": "https://browser-override.test"},
+ )
+ with respx.mock(assert_all_called=False) as http:
+ handler: Final = http_handler.AsyncHTTPHandler()
+ handler.client = httpx.AsyncClient(transport=httpx.MockTransport(http.async_handler))
+
+ def http_client(_provider: object) -> http_handler.AsyncHTTPHandler:
+ return handler
+
+ monkeypatch.setattr(complexity_module, "get_async_httpx_client", http_client)
+ evaluation: Final = http.post("https://saved-jev.test/v1/systemone").mock(
+ return_value=httpx.Response(
+ 200,
+ json={
+ "answers": {
+ "tier": {"type": "choice", "choice": "SIMPLE", "confidence": 1, "probabilities": {"SIMPLE": 1}}
+ }
+ },
+ )
+ )
+ operation: Final = preview_auto_router_routing(request, actor, ROUTING_HTTP_REQUEST)
+ if case in ("missing", "blocked", "team", "not-router"):
+ with pytest.raises(HTTPException) as denied:
+ await operation
+ assert denied.value.status_code == {"missing": 404, "blocked": 404, "team": 403, "not-router": 400}[case]
+ elif case in ("key", "budget"):
+ with pytest.raises(ProxyException) as forbidden:
+ await operation
+ assert forbidden.value.type == (
+ ProxyErrorTypes.key_model_access_denied if case == "key" else ProxyErrorTypes.budget_exceeded
+ )
+ else:
+ result: Final = await operation
+ assert result.routing_decision["cause"] == "jev_classifier"
+ assert result.routed_model == "cheap-model"
+ assert evaluation.calls.last.request.headers["authorization"] == f"Bearer {stored_key}"
+ assert stored_key not in result.model_dump_json()
+ assert evaluation.call_count == (1 if case == "allowed" else 0)
+ assert router.recorded_calls == []
+ await handler.client.aclose()
+
+
@pytest.mark.asyncio
async def test_list_shadow_eval_jobs_filters_to_jobs_containing_the_key(monkeypatch: pytest.MonkeyPatch):
"""The filter matches a key anywhere in a job's key set and still returns the whole
diff --git a/ui/litellm-dashboard/src/components/add_model/JevConnectionTest.integration.test.tsx b/ui/litellm-dashboard/src/components/add_model/JevConnectionTest.integration.test.tsx
index 2a00e8bb45e..72acda7622a 100644
--- a/ui/litellm-dashboard/src/components/add_model/JevConnectionTest.integration.test.tsx
+++ b/ui/litellm-dashboard/src/components/add_model/JevConnectionTest.integration.test.tsx
@@ -45,7 +45,13 @@ const configParams: BuildComplexityRouterConfigParams = {
returnRawModelName: false,
};
const config = buildComplexityRouterConfig(configParams);
-const request = buildSavedJevConnectionTestRequest(JSON.stringify(config), "fast", "my-router");
+const request = buildSavedJevConnectionTestRequest(
+ JSON.stringify({
+ ...config,
+ jev_classifier_config: { api_key: "sk-masked****", api_base: "https://custom-jev.test" },
+ }),
+ "saved-id",
+);
const targets = buildAutoRouterTestTargets({
tiers: Object.entries(config.tiers),
semanticMatchingEnabled: false,
@@ -95,9 +101,8 @@ describe("JEV network probes", () => {
const routingCall = fetchMock.mock.calls.find(([url]) => String(url).endsWith("/auto_router/test_routing"));
const expectedRequest = {
prompt: JEV_CONNECTION_TEST_PROMPT,
- complexity_router_config: config,
- default_model: "fast",
- router_name: "my-router",
+ complexity_router_config: { ...config, jev_classifier_config: undefined },
+ saved_model_id: "saved-id",
};
expect(JSON.parse(String(routingCall?.[1]?.body))).toEqual(expectedRequest);
expect(fetchMock).toHaveBeenCalledTimes(5);
diff --git a/ui/litellm-dashboard/src/components/add_model/build_auto_router_routing_test_request.test.ts b/ui/litellm-dashboard/src/components/add_model/build_auto_router_routing_test_request.test.ts
index fba4ca47e00..174f93eae6c 100644
--- a/ui/litellm-dashboard/src/components/add_model/build_auto_router_routing_test_request.test.ts
+++ b/ui/litellm-dashboard/src/components/add_model/build_auto_router_routing_test_request.test.ts
@@ -20,6 +20,22 @@ const params = {
};
describe("buildAutoRouterRoutingTestRequest", () => {
+ it("references the saved deployment without copying masked credentials or client overrides", () => {
+ const request = buildSavedJevConnectionTestRequest(
+ {
+ classifier_type: "jev",
+ tiers: CONFIG.tiers,
+ jev_classifier_config: { api_key: "sk-masked****", api_base: "https://custom-jev.test" },
+ },
+ "saved-id",
+ );
+ const expectedRequest = {
+ prompt: JEV_CONNECTION_TEST_PROMPT,
+ complexity_router_config: { classifier_type: "jev", tiers: CONFIG.tiers },
+ saved_model_id: "saved-id",
+ };
+ expect(request).toEqual(expectedRequest);
+ });
it.each(["object", "json"])("probes saved JEV %s configuration with custom tiers and team context", (format) => {
const config = {
classifier_type: "jev",
@@ -31,24 +47,18 @@ describe("buildAutoRouterRoutingTestRequest", () => {
};
const expectedRequest = {
prompt: JEV_CONNECTION_TEST_PROMPT,
- complexity_router_config: config,
- default_model: "strong",
- router_name: "saved-router",
+ complexity_router_config: { ...config, jev_classifier_config: undefined },
+ saved_model_id: "saved-id",
team_id: "team-1",
};
expect(
- buildSavedJevConnectionTestRequest(
- format === "json" ? JSON.stringify(config) : config,
- "strong",
- "saved-router",
- "team-1",
- ),
+ buildSavedJevConnectionTestRequest(format === "json" ? JSON.stringify(config) : config, "saved-id", "team-1"),
).toEqual(expectedRequest);
});
it.each([undefined, null, "not json", "[]", {}, { classifier_type: "llm", tiers: {} }, { classifier_type: "jev" }])(
"does not build a JEV probe for invalid or other classifier configurations: %j",
(config) => {
- expect(buildSavedJevConnectionTestRequest(config)).toBeUndefined();
+ expect(buildSavedJevConnectionTestRequest(config, "saved-id")).toBeUndefined();
},
);
it("sends the prompt with the config being edited", () => {
diff --git a/ui/litellm-dashboard/src/components/add_model/build_auto_router_routing_test_request.ts b/ui/litellm-dashboard/src/components/add_model/build_auto_router_routing_test_request.ts
index 022bd8ad539..4679f3c50bf 100644
--- a/ui/litellm-dashboard/src/components/add_model/build_auto_router_routing_test_request.ts
+++ b/ui/litellm-dashboard/src/components/add_model/build_auto_router_routing_test_request.ts
@@ -6,10 +6,10 @@ export const JEV_CONNECTION_TEST_PROMPT = "What is 2 plus 2?";
export const buildSavedJevConnectionTestRequest = (
rawConfig: unknown,
- defaultModel?: string,
- routerName?: string,
+ savedModelId?: string,
teamId?: string,
): AutoRouterRoutingTestRequest | undefined => {
+ if (!savedModelId) return undefined;
const parsed: unknown =
typeof rawConfig === "string"
? (() => {
@@ -27,9 +27,8 @@ export const buildSavedJevConnectionTestRequest = (
if (!result.success) return undefined;
return {
prompt: JEV_CONNECTION_TEST_PROMPT,
- complexity_router_config: result.data,
- ...(defaultModel && { default_model: defaultModel }),
- ...(routerName && { router_name: routerName }),
+ complexity_router_config: { ...result.data, jev_classifier_config: undefined },
+ saved_model_id: savedModelId,
...(teamId && { team_id: teamId }),
};
};
diff --git a/ui/litellm-dashboard/src/components/model_info_view.tsx b/ui/litellm-dashboard/src/components/model_info_view.tsx
index 4e5ba81f2a4..7641a78cc6b 100644
--- a/ui/litellm-dashboard/src/components/model_info_view.tsx
+++ b/ui/litellm-dashboard/src/components/model_info_view.tsx
@@ -849,8 +849,7 @@ export default function ModelInfoView({
targets={autoRouterTestTargets}
jevRequest={buildSavedJevConnectionTestRequest(
(localModelData ?? modelData)?.litellm_params?.complexity_router_config,
- (localModelData ?? modelData)?.litellm_params?.complexity_router_default_model,
- (localModelData ?? modelData)?.model_name,
+ (localModelData ?? modelData)?.model_info?.id,
(localModelData ?? modelData)?.model_info?.team_id,
)}
/>
diff --git a/ui/litellm-dashboard/src/components/networking.tsx b/ui/litellm-dashboard/src/components/networking.tsx
index 83378f984e6..b05cb48eddc 100644
--- a/ui/litellm-dashboard/src/components/networking.tsx
+++ b/ui/litellm-dashboard/src/components/networking.tsx
@@ -2327,6 +2327,7 @@ export const testModelGroupConnection = async (
export interface AutoRouterRoutingTestRequest {
prompt: string;
complexity_router_config: ComplexityRouterConfigPayload | Record;
+ saved_model_id?: string;
default_model?: string;
router_name?: string;
team_id?: string;
diff --git a/ui/litellm-dashboard/src/lib/http/schema.d.ts b/ui/litellm-dashboard/src/lib/http/schema.d.ts
index a2a6f553da5..1f3911b3cff 100644
--- a/ui/litellm-dashboard/src/lib/http/schema.d.ts
+++ b/ui/litellm-dashboard/src/lib/http/schema.d.ts
@@ -24214,6 +24214,11 @@ export interface components {
* @default auto_router_routing_test
*/
router_name: string;
+ /**
+ * Saved Model Id
+ * @description Test this saved deployment's server-side configuration instead of the supplied config and default model
+ */
+ saved_model_id?: string | null;
/**
* System
* @description The top-level system prompt an Anthropic /v1/messages body carries beside its messages
From 8898d11f6ed04f0f574a567274c24b2693e513d6 Mon Sep 17 00:00:00 2001
From: Moe Khalil
Date: Sun, 20 Sep 2026 00:59:48 +0000
Subject: [PATCH 11/15] test(auto-router): keep editor probe on unsaved
configuration
Co-Authored-By: Devin AI <158243242+devin-ai-integration[bot]@users.noreply.github.com>
---
.../add_model/JevClassifierConfig.integration.test.tsx | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/ui/litellm-dashboard/src/components/add_model/JevClassifierConfig.integration.test.tsx b/ui/litellm-dashboard/src/components/add_model/JevClassifierConfig.integration.test.tsx
index aae32f09959..896fde3a446 100644
--- a/ui/litellm-dashboard/src/components/add_model/JevClassifierConfig.integration.test.tsx
+++ b/ui/litellm-dashboard/src/components/add_model/JevClassifierConfig.integration.test.tsx
@@ -12,7 +12,7 @@ import {
} from "../edit_auto_router/edit_auto_router_modal";
import { applyTierSetAction } from "./tier_set_actions";
import { testAutoRouterRouting } from "../networking";
-import { buildSavedJevConnectionTestRequest } from "./build_auto_router_routing_test_request";
+import { JEV_CONNECTION_TEST_PROMPT } from "./build_auto_router_routing_test_request";
vi.mock("@/app/(dashboard)/hooks/useAuthorized", () => ({
default: vi.fn(() => ({
@@ -81,8 +81,11 @@ function Form() {