diff --git a/litellm/model_prices_and_context_window_backup.json b/litellm/model_prices_and_context_window_backup.json
index c75a67cfc19..900894f74d6 100644
--- a/litellm/model_prices_and_context_window_backup.json
+++ b/litellm/model_prices_and_context_window_backup.json
@@ -2110,7 +2110,8 @@
         "supports_response_schema": true,
         "supports_system_messages": true,
         "supports_tool_choice": true,
-        "supports_vision": true
+        "supports_vision": true,
+        "supports_none_reasoning_effort": true
     },
     "azure/eu/gpt-5.1-chat": {
         "cache_read_input_token_cost": 1.4e-07,
@@ -2143,7 +2144,8 @@
         "supports_response_schema": true,
         "supports_system_messages": true,
         "supports_tool_choice": true,
-        "supports_vision": true
+        "supports_vision": true,
+        "supports_none_reasoning_effort": true
     },
     "azure/eu/gpt-5.1-codex": {
         "cache_read_input_token_cost": 1.4e-07,
@@ -2410,7 +2412,8 @@
         "supports_response_schema": true,
         "supports_system_messages": true,
         "supports_tool_choice": true,
-        "supports_vision": true
+        "supports_vision": true,
+        "supports_none_reasoning_effort": true
     },
     "azure/global/gpt-5.1-chat": {
         "cache_read_input_token_cost": 1.25e-07,
@@ -2443,7 +2446,8 @@
         "supports_response_schema": true,
         "supports_system_messages": true,
         "supports_tool_choice": true,
-        "supports_vision": true
+        "supports_vision": true,
+        "supports_none_reasoning_effort": true
     },
     "azure/global/gpt-5.1-codex": {
         "cache_read_input_token_cost": 1.25e-07,
@@ -3456,7 +3460,8 @@
         "supports_system_messages": true,
         "supports_tool_choice": true,
         "supports_service_tier": true,
-        "supports_vision": true
+        "supports_vision": true,
+        "supports_none_reasoning_effort": true
     },
     "azure/gpt-5.1-chat-2025-11-13": {
         "cache_read_input_token_cost": 1.25e-07,
@@ -3491,7 +3496,8 @@
         "supports_response_schema": true,
         "supports_system_messages": true,
         "supports_tool_choice": false,
-        "supports_vision": true
+        "supports_vision": true,
+        "supports_none_reasoning_effort": true
     },
     "azure/gpt-5.1-codex-2025-11-13": {
         "cache_read_input_token_cost": 1.25e-07,
@@ -3906,7 +3912,8 @@
         "supports_response_schema": true,
         "supports_system_messages": true,
         "supports_tool_choice": true,
-        "supports_vision": true
+        "supports_vision": true,
+        "supports_none_reasoning_effort": true
     },
     "azure/gpt-5.1-chat": {
         "cache_read_input_token_cost": 1.25e-07,
@@ -3939,7 +3946,8 @@
         "supports_response_schema": true,
         "supports_system_messages": true,
         "supports_tool_choice": true,
-        "supports_vision": true
+        "supports_vision": true,
+        "supports_none_reasoning_effort": true
     },
     "azure/gpt-5.1-codex": {
         "cache_read_input_token_cost": 1.25e-07,
@@ -5273,7 +5281,8 @@
         "supports_response_schema": true,
         "supports_system_messages": true,
         "supports_tool_choice": true,
-        "supports_vision": true
+        "supports_vision": true,
+        "supports_none_reasoning_effort": true
     },
     "azure/us/gpt-5.1-chat": {
         "cache_read_input_token_cost": 1.4e-07,
@@ -5306,7 +5315,8 @@
         "supports_response_schema": true,
         "supports_system_messages": true,
         "supports_tool_choice": true,
-        "supports_vision": true
+        "supports_vision": true,
+        "supports_none_reasoning_effort": true
     },
     "azure/us/gpt-5.1-codex": {
         "cache_read_input_token_cost": 1.4e-07,
@@ -21068,18 +21078,18 @@
         "input_cost_per_token_flex": 1.5e-05,
         "input_cost_per_token_batches": 1.5e-05,
         "input_cost_per_token_priority": 6e-05,
-        "input_cost_per_token_above_272k_tokens_priority": 1.2e-04,
+        "input_cost_per_token_above_272k_tokens_priority": 0.00012,
         "litellm_provider": "openai",
         "max_input_tokens": 1050000,
         "max_output_tokens": 128000,
         "max_tokens": 128000,
         "mode": "chat",
-        "output_cost_per_token": 1.8e-04,
-        "output_cost_per_token_above_272k_tokens": 2.7e-04,
+        "output_cost_per_token": 0.00018,
+        "output_cost_per_token_above_272k_tokens": 0.00027,
         "output_cost_per_token_flex": 9e-05,
         "output_cost_per_token_batches": 9e-05,
-        "output_cost_per_token_priority": 2.7e-04,
-        "output_cost_per_token_above_272k_tokens_priority": 4.05e-04,
+        "output_cost_per_token_priority": 0.00027,
+        "output_cost_per_token_above_272k_tokens_priority": 0.000405,
         "supported_endpoints": [
             "/v1/chat/completions",
             "/v1/batch",
@@ -21117,18 +21127,18 @@
         "input_cost_per_token_flex": 1.5e-05,
         "input_cost_per_token_batches": 1.5e-05,
         "input_cost_per_token_priority": 6e-05,
-        "input_cost_per_token_above_272k_tokens_priority": 1.2e-04,
+        "input_cost_per_token_above_272k_tokens_priority": 0.00012,
         "litellm_provider": "openai",
         "max_input_tokens": 1050000,
         "max_output_tokens": 128000,
         "max_tokens": 128000,
         "mode": "chat",
-        "output_cost_per_token": 1.8e-04,
-        "output_cost_per_token_above_272k_tokens": 2.7e-04,
+        "output_cost_per_token": 0.00018,
+        "output_cost_per_token_above_272k_tokens": 0.00027,
         "output_cost_per_token_flex": 9e-05,
         "output_cost_per_token_batches": 9e-05,
-        "output_cost_per_token_priority": 2.7e-04,
-        "output_cost_per_token_above_272k_tokens_priority": 4.05e-04,
+        "output_cost_per_token_priority": 0.00027,
+        "output_cost_per_token_above_272k_tokens_priority": 0.000405,
         "supported_endpoints": [
             "/v1/chat/completions",
             "/v1/batch",
diff --git a/litellm/proxy/management_endpoints/config_override_endpoints.py b/litellm/proxy/management_endpoints/config_override_endpoints.py
index 55f44670328..0e364e9bd17 100644
--- a/litellm/proxy/management_endpoints/config_override_endpoints.py
+++ b/litellm/proxy/management_endpoints/config_override_endpoints.py
@@ -2,20 +2,29 @@ import asyncio
 import os
 from typing import Any, Dict, Set
 
+from fastapi import APIRouter, Depends, HTTPException
+from pydantic import TypeAdapter
+
 from litellm.litellm_core_utils.safe_json_dumps import safe_dumps
 from litellm.litellm_core_utils.safe_json_loads import safe_json_loads
 
-from fastapi import APIRouter, Depends, HTTPException
-from prisma.errors import RecordNotFoundError
-from pydantic import TypeAdapter
+try:
+    from prisma.errors import RecordNotFoundError
+except ImportError:
+    RecordNotFoundError = Exception  # type: ignore
 
 import litellm
 from litellm._logging import verbose_proxy_logger
-from litellm.llms.custom_httpx.http_handler import get_async_httpx_client
-from litellm.types.llms.custom_http import httpxSpecialProvider
 from litellm.litellm_core_utils.sensitive_data_masker import SensitiveDataMasker
-from litellm.proxy._types import CommonProxyErrors, KeyManagementSystem, LitellmUserRoles, UserAPIKeyAuth
+from litellm.llms.custom_httpx.http_handler import get_async_httpx_client
+from litellm.proxy._types import (
+    CommonProxyErrors,
+    KeyManagementSystem,
+    LitellmUserRoles,
+    UserAPIKeyAuth,
+)
 from litellm.proxy.auth.user_api_key_auth import user_api_key_auth
+from litellm.types.llms.custom_http import httpxSpecialProvider
 from litellm.types.proxy.management_endpoints.config_overrides import (
     ConfigOverrideSettingsResponse,
     HashicorpVaultConfig,