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6 changed files with 508 additions and 79 deletions

View file

@ -44,6 +44,7 @@ from litellm.types.integrations.custom_logger import (
from litellm.types.integrations.websearch_interception import (
AnthropicSearchQuery,
AnthropicServerToolUseBlock,
RichWebSearchInput,
WebSearchInterceptionConfig,
)
from litellm.types.llms.anthropic import AnthropicThinkingParam
@ -318,7 +319,9 @@ class WebSearchInterceptionLogger(CustomLogger):
return None
verbose_logger.debug(
"WebSearchInterception: Short-circuit search detected (provider=%s, query='%s')", provider_str, query
"WebSearchInterception: Short-circuit search detected (provider=%s, query='%s')",
provider_str,
query,
)
# Native clients (Claude Desktop / Cowork / Anthropic SDK) make a
@ -470,7 +473,7 @@ class WebSearchInterceptionLogger(CustomLogger):
verbose_logger.debug("WebSearchInterception: Converting Responses web_search tools to LiteLLM standard")
converted_tools: Final = [
get_litellm_web_search_tool_responses() if is_web_search_tool_responses(tool) else tool for tool in tools
(get_litellm_web_search_tool_responses() if is_web_search_tool_responses(tool) else tool) for tool in tools
]
converted_kwargs: Final = {**kwargs, "tools": converted_tools}
@ -581,7 +584,9 @@ class WebSearchInterceptionLogger(CustomLogger):
if self.enabled_providers is not None and custom_llm_provider not in self.enabled_providers:
verbose_logger.debug(
"WebSearchInterception: Skipping - provider %s not in %s", custom_llm_provider, self.enabled_providers
"WebSearchInterception: Skipping - provider %s not in %s",
custom_llm_provider,
self.enabled_providers,
)
return None
@ -595,7 +600,10 @@ class WebSearchInterceptionLogger(CustomLogger):
if not has_websearch:
return None
verbose_logger.debug("WebSearchInterception: Pre-request hook triggered for provider=%s", custom_llm_provider)
verbose_logger.debug(
"WebSearchInterception: Pre-request hook triggered for provider=%s",
custom_llm_provider,
)
deployment_max_agentic_loops: Final = kwargs.get("max_agentic_loops")
if self.max_agentic_loops is not None and deployment_max_agentic_loops is None:
@ -626,7 +634,8 @@ class WebSearchInterceptionLogger(CustomLogger):
kwargs["tools"] = converted_tools
verbose_logger.debug(
"WebSearchInterception: Tools after conversion: %s", [t.get("name") for t in converted_tools]
"WebSearchInterception: Tools after conversion: %s",
[t.get("name") for t in converted_tools],
)
if "tool_choice" in kwargs:
@ -672,7 +681,11 @@ class WebSearchInterceptionLogger(CustomLogger):
kwargs=kwargs,
)
verbose_logger.debug("WebSearchInterception: Hook called! provider=%s, stream=%s", custom_llm_provider, stream)
verbose_logger.debug(
"WebSearchInterception: Hook called! provider=%s, stream=%s",
custom_llm_provider,
stream,
)
verbose_logger.debug("WebSearchInterception: Response type: %s", type(response))
# Check if provider should be intercepted
@ -704,7 +717,8 @@ class WebSearchInterceptionLogger(CustomLogger):
return False, {}
verbose_logger.debug(
"WebSearchInterception: Detected %s WebSearch tool call(s), executing agentic loop", len(tool_calls)
"WebSearchInterception: Detected %s WebSearch tool call(s), executing agentic loop",
len(tool_calls),
)
# Extract thinking blocks from response content.
@ -739,7 +753,8 @@ class WebSearchInterceptionLogger(CustomLogger):
if thinking_blocks:
verbose_logger.debug(
"WebSearchInterception: Extracted %s thinking block(s) from response", len(thinking_blocks)
"WebSearchInterception: Extracted %s thinking block(s) from response",
len(thinking_blocks),
)
# Return tools dict with tool calls and thinking blocks
@ -769,7 +784,9 @@ class WebSearchInterceptionLogger(CustomLogger):
"""
verbose_logger.debug(
"WebSearchInterception: Chat completion hook called! provider=%s, stream=%s", custom_llm_provider, stream
"WebSearchInterception: Chat completion hook called! provider=%s, stream=%s",
custom_llm_provider,
stream,
)
verbose_logger.debug("WebSearchInterception: Response type: %s", type(response))
@ -800,7 +817,8 @@ class WebSearchInterceptionLogger(CustomLogger):
return False, {}
verbose_logger.debug(
"WebSearchInterception: Detected %s WebSearch tool call(s), executing agentic loop", len(tool_calls)
"WebSearchInterception: Detected %s WebSearch tool call(s), executing agentic loop",
len(tool_calls),
)
# Return tools dict with tool calls
@ -824,7 +842,9 @@ class WebSearchInterceptionLogger(CustomLogger):
) -> tuple[bool, dict]:
"""Check if WebSearch interception is needed for the Responses API."""
verbose_logger.debug(
"WebSearchInterception: Responses hook called! provider=%s, stream=%s", custom_llm_provider, stream
"WebSearchInterception: Responses hook called! provider=%s, stream=%s",
custom_llm_provider,
stream,
)
if self.enabled_providers is not None and custom_llm_provider not in self.enabled_providers:
@ -851,7 +871,8 @@ class WebSearchInterceptionLogger(CustomLogger):
return False, {}
verbose_logger.debug(
"WebSearchInterception: Detected %s WebSearch function_call(s), executing agentic loop", len(tool_calls)
"WebSearchInterception: Detected %s WebSearch function_call(s), executing agentic loop",
len(tool_calls),
)
tools_dict: Final = {
@ -883,7 +904,10 @@ class WebSearchInterceptionLogger(CustomLogger):
tool_calls: Final = tools["tool_calls"]
thinking_blocks: Final = tools.get("thinking_blocks", [])
verbose_logger.debug("WebSearchInterception: Executing agentic loop for %s search(es)", len(tool_calls))
verbose_logger.debug(
"WebSearchInterception: Executing agentic loop for %s search(es)",
len(tool_calls),
)
return await self._execute_agentic_loop(
model=model,
@ -1007,7 +1031,7 @@ class WebSearchInterceptionLogger(CustomLogger):
for i, tool_call in enumerate(tool_calls)
for block in WebSearchInterceptionLogger._native_result_pair(
query=WebSearchInterceptionLogger._tool_call_query(tool_call),
search_response=structured_results[i] if i < len(structured_results) else None,
search_response=(structured_results[i] if i < len(structured_results) else None),
)
)
@ -1075,7 +1099,8 @@ class WebSearchInterceptionLogger(CustomLogger):
response_format: Final = tools.get("response_format", "openai")
verbose_logger.debug(
"WebSearchInterception: Executing chat completion agentic loop for %s search(es)", len(tool_calls)
"WebSearchInterception: Executing chat completion agentic loop for %s search(es)",
len(tool_calls),
)
return await self._execute_chat_completion_agentic_loop(
@ -1152,14 +1177,21 @@ class WebSearchInterceptionLogger(CustomLogger):
"""Execute litellm.asearch() and build a Responses API rerun patch."""
search_tasks: Final = [
(
self._execute_search(tool_call["input"]["query"], kwargs=kwargs)
self._execute_search(
tool_call["input"]["query"],
kwargs=kwargs,
rich=self._rich_search_input(tool_call["input"]),
)
if isinstance(tool_call.get("input"), dict) and tool_call["input"].get("query")
else self._create_empty_search_result()
)
for tool_call in tool_calls
]
verbose_logger.debug("WebSearchInterception: Executing %s responses search(es) in parallel", len(search_tasks))
verbose_logger.debug(
"WebSearchInterception: Executing %s responses search(es) in parallel",
len(search_tasks),
)
search_results: Final = await asyncio.gather(*search_tasks, return_exceptions=True)
search_texts: Final = [self._extract_search_text(result) for result in search_results]
@ -1188,7 +1220,15 @@ class WebSearchInterceptionLogger(CustomLogger):
optional_params_clean: Final = {
k: v
for k, v in optional_params.items()
if k not in {"tools", "tool_choice", "stream", "model_alias_map", "stream_response", "custom_prompt_dict"}
if k
not in {
"tools",
"tool_choice",
"stream",
"model_alias_map",
"stream_response",
"custom_prompt_dict",
}
}
kwargs_for_followup: Final = {
@ -1376,14 +1416,23 @@ class WebSearchInterceptionLogger(CustomLogger):
query = tool_call["input"].get("query")
if query:
verbose_logger.debug("WebSearchInterception: Queuing search for query='%s'", query)
search_tasks.append(self._execute_search(query, kwargs=kwargs))
search_tasks.append(
self._execute_search(
query,
kwargs=kwargs,
rich=self._rich_search_input(tool_call["input"]),
)
)
else:
verbose_logger.debug("WebSearchInterception: Tool call %s has no query", tool_call["id"])
# Add empty result for tools without query
search_tasks.append(self._create_empty_search_result())
# Execute searches in parallel
verbose_logger.debug("WebSearchInterception: Executing %s search(es) in parallel", len(search_tasks))
verbose_logger.debug(
"WebSearchInterception: Executing %s search(es) in parallel",
len(search_tasks),
)
search_results: Final = await asyncio.gather(*search_tasks, return_exceptions=True)
# Split the gathered (text, structured) tuples into two parallel lists.
@ -1403,7 +1452,11 @@ class WebSearchInterceptionLogger(CustomLogger):
else:
# Defensive: legacy callers / unexpected shape — preserve text,
# drop structure.
verbose_logger.debug("WebSearchInterception: Unexpected result type %s at index %s", type(result), i)
verbose_logger.debug(
"WebSearchInterception: Unexpected result type %s at index %s",
type(result),
i,
)
final_search_results.append(str(result))
structured_results.append(None)
@ -1414,7 +1467,10 @@ class WebSearchInterceptionLogger(CustomLogger):
thinking_blocks=thinking_blocks,
)
follow_up_messages: Final = messages + [assistant_message, cast(dict, user_message)]
follow_up_messages: Final = messages + [
assistant_message,
cast(dict, user_message),
]
# Correlation context for structured logging
_call_id: Final = getattr(logging_obj, "litellm_call_id", None) or kwargs.get("litellm_call_id", "unknown")
@ -1423,7 +1479,10 @@ class WebSearchInterceptionLogger(CustomLogger):
max_tokens: Final = self._resolve_max_tokens(anthropic_messages_optional_request_params, kwargs)
verbose_logger.debug("WebSearchInterception: Using max_tokens=%s for follow-up request", max_tokens)
verbose_logger.debug(
"WebSearchInterception: Using max_tokens=%s for follow-up request",
max_tokens,
)
optional_params_without_max_tokens: Final = {
k: v for k, v in anthropic_messages_optional_request_params.items() if k != "max_tokens"
@ -1451,8 +1510,53 @@ class WebSearchInterceptionLogger(CustomLogger):
)
return patch, structured_results
@staticmethod
def _rich_search_input(tool_input: object) -> RichWebSearchInput | None:
"""
Extract the optional objective/search_queries pair from a tool input.
Returns None when the input carries neither, so callers can pass the
result straight through as ``_execute_search``'s ``rich`` argument.
"""
if not isinstance(tool_input, Mapping):
return None
objective = tool_input.get("objective")
valid_objective = objective if isinstance(objective, str) and objective.strip() else None
raw_queries = tool_input.get("search_queries")
valid_queries: list[str] | None = None # mutable-ok: matches litellm.asearch's list[str] query parameter
if isinstance(raw_queries, Sequence) and not isinstance(raw_queries, str):
queries = [q for q in raw_queries if isinstance(q, str) and q.strip()]
if queries:
# Providers cap multi-query requests (Parallel drops queries
# past the fifth); trim here so nothing is silently ignored.
valid_queries = queries[:5]
if valid_objective is not None and valid_queries is not None:
return {"objective": valid_objective, "search_queries": valid_queries}
if valid_objective is not None:
return {"objective": valid_objective}
if valid_queries is not None:
return {"search_queries": valid_queries}
return None
@staticmethod
def _provider_supports_rich_search(search_provider: str | None) -> bool:
"""Whether the provider's search config accepts objective + multi-query input."""
if not search_provider:
return False
try:
from litellm.utils import ProviderConfigManager
except ImportError:
return False
# SearchProviders is a str enum, so an unknown provider string simply
# misses the config map and returns None rather than raising.
config = ProviderConfigManager.get_provider_search_config(search_provider) # pyright: ignore[reportArgumentType] -- SearchProviders is a str enum, so the router's provider string hashes to the matching member; unknown strings miss the map and yield None
return config is not None and config.supports_rich_search_input()
async def _execute_search(
self, query: str, kwargs: Mapping[str, object] | None = None
self,
query: str,
kwargs: Mapping[str, object] | None = None,
rich: RichWebSearchInput | None = None,
) -> tuple[str, SearchResponse | None]:
"""
Execute a single web search using router's search tools.
@ -1494,7 +1598,9 @@ class WebSearchInterceptionLogger(CustomLogger):
)
verbose_logger.debug(
"WebSearchInterception: Executing search for '%s' using provider '%s'", query, search_provider
"WebSearchInterception: Executing search for '%s' using provider '%s'",
query,
search_provider,
)
user_api_key_auth: Final = self._get_user_api_key_auth_from_kwargs(kwargs)
search_metadata: Final = (
@ -1510,13 +1616,27 @@ class WebSearchInterceptionLogger(CustomLogger):
for key, value in search_litellm_params.items()
if key != "search_provider" and value is not None
}
# Forward the model's richer shape (objective + keyword queries)
# only to providers whose search API takes it natively; everyone
# else keeps the single query string the model also provided.
query_arg: str | list[str] = query # mutable-ok: litellm.asearch declares query as str | list[str]
if rich and self._provider_supports_rich_search(search_provider):
rich_queries = rich.get("search_queries")
if rich_queries:
query_arg = rich_queries
rich_objective = rich.get("objective")
if rich_objective and "objective" not in search_kwargs:
search_kwargs["objective"] = rich_objective
result: Final = (
await litellm.asearch(
query=query, search_provider=search_provider, **_NO_ASEARCH_NAMED, **search_kwargs
query=query_arg,
search_provider=search_provider,
**_NO_ASEARCH_NAMED,
**search_kwargs,
)
if search_metadata is None
else await litellm.asearch(
query=query,
query=query_arg,
search_provider=search_provider,
litellm_metadata=search_metadata,
**_NO_ASEARCH_NAMED,
@ -1528,7 +1648,9 @@ class WebSearchInterceptionLogger(CustomLogger):
search_result_text: Final = WebSearchTransformation.format_search_response(result)
verbose_logger.debug(
"WebSearchInterception: Search completed for '%s', got %s chars", query, len(search_result_text)
"WebSearchInterception: Search completed for '%s', got %s chars",
query,
len(search_result_text),
)
return search_result_text, result
except Exception as e:
@ -1602,14 +1724,18 @@ class WebSearchInterceptionLogger(CustomLogger):
}
@staticmethod
def _selected_search_tool_name(search_tool: Mapping[str, object] | None) -> str | None:
def _selected_search_tool_name(
search_tool: Mapping[str, object] | None,
) -> str | None:
if search_tool is None:
return None
search_tool_name: Final = search_tool.get("search_tool_name")
return search_tool_name if isinstance(search_tool_name, str) and search_tool_name else None
@staticmethod
def _get_user_api_key_auth_from_kwargs(kwargs: Mapping[str, object] | None) -> "UserAPIKeyAuth | None":
def _get_user_api_key_auth_from_kwargs(
kwargs: Mapping[str, object] | None,
) -> "UserAPIKeyAuth | None":
if not kwargs:
return None
@ -1721,25 +1847,34 @@ class WebSearchInterceptionLogger(CustomLogger):
for tool_call in tool_calls:
# Handle both Anthropic-style input and OpenAI-style function.arguments
query = None
tool_args: dict | None = None # mutable-ok: the tool call's own arguments dict
if "input" in tool_call and isinstance(tool_call["input"], dict):
query = tool_call["input"].get("query")
tool_args = tool_call["input"]
query = tool_args.get("query")
elif "function" in tool_call:
func = tool_call["function"]
if isinstance(func, dict):
args = func.get("arguments", {})
if isinstance(args, dict):
tool_args = args
query = args.get("query")
if query:
verbose_logger.debug("WebSearchInterception: Queuing search for query='%s'", query)
search_tasks.append(self._execute_search(query, kwargs=kwargs))
search_tasks.append(self._execute_search(query, kwargs=kwargs, rich=self._rich_search_input(tool_args)))
else:
verbose_logger.debug("WebSearchInterception: Tool call %s has no query", tool_call.get("id"))
verbose_logger.debug(
"WebSearchInterception: Tool call %s has no query",
tool_call.get("id"),
)
# Add empty result for tools without query
search_tasks.append(self._create_empty_search_result())
# Execute searches in parallel
verbose_logger.debug("WebSearchInterception: Executing %s search(es) in parallel", len(search_tasks))
verbose_logger.debug(
"WebSearchInterception: Executing %s search(es) in parallel",
len(search_tasks),
)
search_results: Final = await asyncio.gather(*search_tasks, return_exceptions=True)
# Chat-completion path only needs text — OpenAI tool_result format
@ -1753,7 +1888,11 @@ class WebSearchInterceptionLogger(CustomLogger):
text_value, _ = result
final_search_results.append(cast(str, text_value) if isinstance(text_value, str) else str(text_value))
else:
verbose_logger.debug("WebSearchInterception: Unexpected result type %s at index %s", type(result), i)
verbose_logger.debug(
"WebSearchInterception: Unexpected result type %s at index %s",
type(result),
i,
)
final_search_results.append(str(result))
# Build assistant and tool messages using transformation
@ -1778,7 +1917,10 @@ class WebSearchInterceptionLogger(CustomLogger):
]
verbose_logger.debug("WebSearchInterception: Making follow-up chat completion request with search results")
verbose_logger.debug("WebSearchInterception: Follow-up messages count: %s", len(follow_up_messages))
verbose_logger.debug(
"WebSearchInterception: Follow-up messages count: %s",
len(follow_up_messages),
)
# Remove internal parameters that shouldn't be passed to follow-up request
internal_params: Final = {

View file

@ -11,6 +11,50 @@ from typing import Any, Final
from litellm.constants import LITELLM_WEB_SEARCH_TOOL_NAME
_WEB_SEARCH_TOOL_DESCRIPTION: Final = (
"Search the web for information. Use this when you need current "
"information or answers to questions that require up-to-date data."
)
def _web_search_input_schema() -> dict[str, object]: # mutable-ok: plain-dict tool shape, as the get_* builders
"""
JSON schema for the web search tool's input, shared by every tool format.
``query`` stays required so providers and callers that only understand a
single query string keep working unchanged. ``objective`` and
``search_queries`` are optional richer inputs; they are forwarded only to
search providers that support them (see
``BaseSearchConfig.supports_rich_search_input``).
"""
return {
"type": "object",
"properties": {
"query": {
"type": "string",
"description": "The search query to execute",
},
"objective": {
"type": "string",
"description": (
"Natural-language description of the goal behind the "
"search, including any source or freshness requirements."
),
},
"search_queries": {
"type": "array",
"items": {"type": "string"},
"description": (
"Two to five short keyword queries (3-6 words each) "
"covering different angles of the objective, e.g. varying "
"names, synonyms, or phrasings. Provide together with "
"objective for the best results."
),
},
},
"required": ["query"],
}
def get_litellm_web_search_tool() -> dict[str, object]:
"""
@ -33,20 +77,8 @@ def get_litellm_web_search_tool() -> dict[str, object]:
"""
return {
"name": LITELLM_WEB_SEARCH_TOOL_NAME,
"description": (
"Search the web for information. Use this when you need current "
"information or answers to questions that require up-to-date data."
),
"input_schema": {
"type": "object",
"properties": {
"query": {
"type": "string",
"description": "The search query to execute",
}
},
"required": ["query"],
},
"description": _WEB_SEARCH_TOOL_DESCRIPTION,
"input_schema": _web_search_input_schema(),
}
@ -65,20 +97,8 @@ def get_litellm_web_search_tool_openai() -> dict[str, object]:
"type": "function",
"function": {
"name": LITELLM_WEB_SEARCH_TOOL_NAME,
"description": (
"Search the web for information. Use this when you need current "
"information or answers to questions that require up-to-date data."
),
"parameters": {
"type": "object",
"properties": {
"query": {
"type": "string",
"description": "The search query to execute",
}
},
"required": ["query"],
},
"description": _WEB_SEARCH_TOOL_DESCRIPTION,
"parameters": _web_search_input_schema(),
},
}
@ -98,20 +118,8 @@ def get_litellm_web_search_tool_responses() -> dict[str, object]:
return {
"type": "function",
"name": LITELLM_WEB_SEARCH_TOOL_NAME,
"description": (
"Search the web for information. Use this when you need current "
"information or answers to questions that require up-to-date data."
),
"parameters": {
"type": "object",
"properties": {
"query": {
"type": "string",
"description": "The search query to execute",
}
},
"required": ["query"],
},
"description": _WEB_SEARCH_TOOL_DESCRIPTION,
"parameters": _web_search_input_schema(),
}

View file

@ -95,6 +95,18 @@ class BaseSearchConfig:
"""
return "Unknown Search Provider"
def supports_rich_search_input(self) -> bool:
"""
Whether this provider's search API accepts a natural-language
objective plus multiple keyword queries in one request.
Integrations that collect the richer shape (e.g. websearch
interception) forward ``query`` as a list plus an ``objective``
optional param to providers that return True; every other provider
keeps receiving the single query string.
"""
return False
def get_http_method(self) -> Literal["GET", "POST"]:
"""
Get HTTP method for search requests.
@ -187,7 +199,7 @@ class BaseSearchConfig:
self,
headers: dict[str, str], # mutable-ok: matches the request header dict every other hook on this base takes
optional_params: dict[str, object], # mutable-ok: matches every other hook on this base
request_data: dict[str, object] | list[dict[str, object]], # mutable-ok: transform_search_request's body
request_data: (dict[str, object] | list[dict[str, object]]), # mutable-ok: transform_search_request's body
api_base: str,
api_key: str | None = None,
) -> tuple[dict[str, str], bytes | None]: # mutable-ok: the handler passes these headers straight to httpx

View file

@ -90,6 +90,11 @@ class ParallelAISearchConfig(BaseSearchConfig):
def ui_friendly_name() -> str:
return "Parallel AI"
def supports_rich_search_input(self) -> bool:
# The v1 search API takes `objective` + multiple `search_queries`
# natively; sending both is the documented best practice.
return True
def validate_environment(
self,
headers: dict,

View file

@ -27,6 +27,22 @@ class AnthropicServerToolUseBlock(BaseModel):
input: AnthropicSearchQuery
class RichWebSearchInput(TypedDict, total=False):
"""
Optional richer search shape a model may emit alongside ``query``.
Collected from the intercepted tool call and forwarded only to search
providers whose config reports ``supports_rich_search_input()``; every
other provider keeps receiving the single ``query`` string.
"""
objective: ReadOnly[str]
"""Natural-language description of the goal behind the search."""
search_queries: ReadOnly[list[str]] # mutable-ok: forwarded verbatim as litellm.asearch's list[str] query argument
"""Two to five short keyword queries covering different angles."""
class WebSearchInterceptionConfig(TypedDict, total=False):
"""
Configuration parameters for WebSearchInterceptionLogger.

View file

@ -0,0 +1,246 @@
"""
Unit tests for the rich web-search input shape (objective + search_queries).
The intercepted web search tool exposes optional `objective` and
`search_queries` fields alongside the required single `query` string. The
handler forwards the richer shape only to search providers whose config
reports supports_rich_search_input(); every other provider keeps receiving
the single query string the model also provided.
"""
from unittest.mock import AsyncMock, MagicMock
import pytest
from litellm.integrations.websearch_interception.handler import (
WebSearchInterceptionLogger,
)
from litellm.integrations.websearch_interception.tools import (
get_litellm_web_search_tool,
get_litellm_web_search_tool_openai,
get_litellm_web_search_tool_responses,
)
from litellm.llms.base_llm.search.transformation import BaseSearchConfig, SearchResponse
from litellm.llms.parallel_ai.search.transformation import ParallelAISearchConfig
RICH_INPUT = {
"query": "stripe node sdk v14 authentication",
"objective": "Find the current authentication flow for the Stripe Node SDK v14",
"search_queries": ["stripe node sdk v14 auth", "stripe api key rotation node"],
}
def _search_response() -> SearchResponse:
return SearchResponse(object="search", results=[])
def _mock_router(search_provider: str) -> MagicMock:
"""Router stub exposing one configured search tool."""
router = MagicMock()
router.search_tools = [
{
"search_tool_name": "test-search",
"litellm_params": {
"search_provider": search_provider,
"api_key": "sk-test",
},
}
]
return router
class TestToolSchema:
def test_all_formats_expose_rich_fields_and_keep_query_required(self):
anthropic_schema = get_litellm_web_search_tool()["input_schema"]
openai_schema = get_litellm_web_search_tool_openai()["function"]["parameters"]
responses_schema = get_litellm_web_search_tool_responses()["parameters"]
for schema in (anthropic_schema, openai_schema, responses_schema):
assert schema["required"] == ["query"]
assert "objective" in schema["properties"]
assert "search_queries" in schema["properties"]
assert schema["properties"]["search_queries"]["type"] == "array"
class TestRichInputExtraction:
def test_extracts_objective_and_queries(self):
rich = WebSearchInterceptionLogger._rich_search_input(RICH_INPUT)
assert rich == {
"objective": RICH_INPUT["objective"],
"search_queries": RICH_INPUT["search_queries"],
}
def test_returns_none_when_only_query_present(self):
assert WebSearchInterceptionLogger._rich_search_input({"query": "plain"}) is None
def test_returns_none_for_non_mapping_input(self):
assert WebSearchInterceptionLogger._rich_search_input(None) is None
assert WebSearchInterceptionLogger._rich_search_input("query") is None
def test_drops_invalid_queries_and_caps_at_five(self):
rich = WebSearchInterceptionLogger._rich_search_input(
{
"query": "q",
"search_queries": ["a", "", 3, "b", "c", "d", "e", "f"],
}
)
assert rich == {"search_queries": ["a", "b", "c", "d", "e"]}
def test_ignores_string_valued_search_queries(self):
# A string is a Sequence; it must not be treated as a list of queries.
assert WebSearchInterceptionLogger._rich_search_input({"query": "q", "search_queries": "not a list"}) is None
class TestProviderSupport:
def test_parallel_ai_supports_rich_input(self):
assert ParallelAISearchConfig().supports_rich_search_input() is True
def test_base_config_defaults_to_unsupported(self):
assert BaseSearchConfig().supports_rich_search_input() is False
def test_unknown_provider_is_unsupported(self):
assert WebSearchInterceptionLogger._provider_supports_rich_search(None) is False
assert WebSearchInterceptionLogger._provider_supports_rich_search("not_a_provider") is False
class TestExecuteSearchShape:
@pytest.mark.asyncio
async def test_rich_shape_reaches_supporting_provider(self, monkeypatch):
"""Parallel AI receives the query list plus objective."""
import litellm
from litellm.proxy import proxy_server
logger = WebSearchInterceptionLogger()
mock_asearch = AsyncMock(return_value=_search_response())
monkeypatch.setattr(proxy_server, "llm_router", _mock_router("parallel_ai"))
monkeypatch.setattr(litellm, "asearch", mock_asearch)
rich = WebSearchInterceptionLogger._rich_search_input(RICH_INPUT)
await logger._execute_search(RICH_INPUT["query"], rich=rich)
call_kwargs = mock_asearch.await_args.kwargs
assert call_kwargs["query"] == RICH_INPUT["search_queries"]
assert call_kwargs["objective"] == RICH_INPUT["objective"]
assert call_kwargs["search_provider"] == "parallel_ai"
@pytest.mark.asyncio
async def test_string_only_provider_keeps_single_query(self, monkeypatch):
"""A provider without rich support receives the plain query string."""
import litellm
from litellm.proxy import proxy_server
logger = WebSearchInterceptionLogger()
mock_asearch = AsyncMock(return_value=_search_response())
monkeypatch.setattr(proxy_server, "llm_router", _mock_router("perplexity"))
monkeypatch.setattr(litellm, "asearch", mock_asearch)
rich = WebSearchInterceptionLogger._rich_search_input(RICH_INPUT)
await logger._execute_search(RICH_INPUT["query"], rich=rich)
call_kwargs = mock_asearch.await_args.kwargs
assert call_kwargs["query"] == RICH_INPUT["query"]
assert "objective" not in call_kwargs
@pytest.mark.asyncio
async def test_single_string_callers_unchanged(self, monkeypatch):
"""No rich input: behavior is identical to before for any provider."""
import litellm
from litellm.proxy import proxy_server
logger = WebSearchInterceptionLogger()
mock_asearch = AsyncMock(return_value=_search_response())
monkeypatch.setattr(proxy_server, "llm_router", _mock_router("parallel_ai"))
monkeypatch.setattr(litellm, "asearch", mock_asearch)
await logger._execute_search("plain query")
call_kwargs = mock_asearch.await_args.kwargs
assert call_kwargs["query"] == "plain query"
assert "objective" not in call_kwargs
@pytest.mark.asyncio
async def test_configured_objective_not_overwritten(self, monkeypatch):
"""An objective set on the search tool's litellm_params wins over the model's."""
import litellm
from litellm.proxy import proxy_server
logger = WebSearchInterceptionLogger()
router = _mock_router("parallel_ai")
router.search_tools[0]["litellm_params"]["objective"] = "configured objective"
mock_asearch = AsyncMock(return_value=_search_response())
monkeypatch.setattr(proxy_server, "llm_router", router)
monkeypatch.setattr(litellm, "asearch", mock_asearch)
rich = WebSearchInterceptionLogger._rich_search_input(RICH_INPUT)
await logger._execute_search(RICH_INPUT["query"], rich=rich)
call_kwargs = mock_asearch.await_args.kwargs
assert call_kwargs["objective"] == "configured objective"
class TestCallSiteWiring:
"""Drive the patch builders end to end so regressions in the tool-call ->
_rich_search_input wiring are caught, not just _execute_search itself."""
@pytest.mark.asyncio
async def test_anthropic_tool_call_forwards_rich_shape(self, monkeypatch):
import litellm
from litellm.proxy import proxy_server
logger = WebSearchInterceptionLogger()
mock_asearch = AsyncMock(return_value=_search_response())
monkeypatch.setattr(proxy_server, "llm_router", _mock_router("parallel_ai"))
monkeypatch.setattr(litellm, "asearch", mock_asearch)
tool_calls = [{"id": "toolu_1", "name": "litellm_web_search", "input": dict(RICH_INPUT)}]
await logger._build_anthropic_request_patch(
model="claude",
messages=[{"role": "user", "content": "hi"}],
tool_calls=tool_calls,
thinking_blocks=[],
anthropic_messages_optional_request_params={},
logging_obj=None,
kwargs={},
)
call_kwargs = mock_asearch.await_args.kwargs
assert call_kwargs["query"] == RICH_INPUT["search_queries"]
assert call_kwargs["objective"] == RICH_INPUT["objective"]
@pytest.mark.asyncio
async def test_chat_completion_tool_call_forwards_rich_shape(self, monkeypatch):
import json
import litellm
from litellm.proxy import proxy_server
logger = WebSearchInterceptionLogger()
mock_asearch = AsyncMock(return_value=_search_response())
monkeypatch.setattr(proxy_server, "llm_router", _mock_router("parallel_ai"))
monkeypatch.setattr(litellm, "asearch", mock_asearch)
# The normalized shape transform_request produces for OpenAI responses:
# function.arguments (raw) plus top-level name/input (parsed).
tool_calls = [
{
"id": "call_1",
"type": "function",
"name": "litellm_web_search",
"function": {
"name": "litellm_web_search",
"arguments": json.dumps(RICH_INPUT),
},
"input": dict(RICH_INPUT),
}
]
await logger._build_chat_completion_request_patch(
model="claude",
messages=[{"role": "user", "content": "hi"}],
tool_calls=tool_calls,
optional_params={},
kwargs={},
)
call_kwargs = mock_asearch.await_args.kwargs
assert call_kwargs["query"] == RICH_INPUT["search_queries"]
assert call_kwargs["objective"] == RICH_INPUT["objective"]