LiteLLM Budget Enforcement Blocks Model Discovery: HTTP 429 for GET /v1/models
Fix LiteLLM 429 Budget Exceeded blocking GET /v1/models endpoint Includes evidence for LiteLLM troubleshooting demand.
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LiteLLM PostgresError Deadlock Detected at INSERT INTO EndUserTable ON CONFLICT
Fix LiteLLM Postgres deadlock detected error in EndUserTable Includes evidence for LiteLLM troubleshooting demand.
PostgresError: deadlock detected at INSERT INTO EndUserTable Azure OpenAI Models Authentication Broken in LiteLLM v1.84.0
fix LiteLLM Azure OpenAI auth broken / LiteLLM 1.84.0 authentication error Includes evidence for LiteLLM troubleshooting demand.
Anthropic API key is invalid or not authorized for this organization LiteLLM Responses API Drops cache_control on Input Text Blocks, Breaks Prompt Caching
fix LiteLLM cache_control dropped / Responses API input_text cache_control not working Includes evidence for LiteLLM troubleshooting demand.
Responses API drops cache_control on input_text content blocks (inconsistent with tool cache_control) LiteLLM APIResponseValidationError: Malformed output_schema Causes Provider to Reject Request
Fix LiteLLM APIResponseValidationError when output_schema is malformed Includes evidence for LiteLLM troubleshooting demand.
LiteLLM APIResponseValidationError — malformed output_schema causes provider rejection LiteLLM Redis User API Key Cache Deserialization Fails for Team-Scoped Keys
Fix LiteLLM Redis cache deserialization error for team-scoped API keys requiring user_id field Includes evidence for LiteLLM troubleshooting demand.
Redis user_api_key_cache deserialization always fails for team-scoped keys LiteLLM Azure OpenAI authentication broken after upgrade to 1.84.0
fix LiteLLM Azure AD token refresh broken after upgrade Includes evidence for LiteLLM troubleshooting demand.
LiteLLM Azure OAI Auth Broken in 1.84.0 with enable_azure_ad_token_refresh LiteLLM Azure gpt-image-2 Edit Fails with TypeError in v1.84.0
fix LiteLLM Azure gpt-image-2 edit error type comparison Includes evidence for LiteLLM troubleshooting demand.
AzureException APIError - '<=' not supported between instances of 'str' and 'int'. Received Model Group=gpt-image-2 LiteLLM Mid-Stream Fallback Breaks for Claude Sonnet 4.6/Opus 4.7 (Assistant Prefill Not Supported)
fix LiteLLM mid-stream fallback assistant prefill error Claude Includes evidence for LiteLLM troubleshooting demand.
litellm.BadRequestError: AnthropicException - This model does not support assistant message prefill LiteLLM Azure OpenAI Authentication Broken in v1.84.0 — enable_azure_ad_token Fails
Fix LiteLLM proxy Azure OpenAI authentication failure after upgrading to v1.84.0 Includes evidence for LiteLLM troubleshooting demand.
LiteLLM Azure OAI Models Auth Broken in 1.84.0 — enable_azure_ad_token authentication fails after upgrading to v1.84.0 LiteLLM Additional Drop Params Ignored on Anthropic Pass-Through
Fix LiteLLM not stripping unsupported parameters before forwarding to Bedrock Includes evidence for LiteLLM troubleshooting demand.
additional_drop_params ignored for POST /v1/messages — Bedrock rejects unsupported fields LiteLLM DeepSeek V4 Pro Multi-Turn Conversation Failure
Fix LiteLLM proxy failing with DeepSeek V4 Pro in multi-turn conversations Includes evidence for LiteLLM troubleshooting demand.
DeepSeek V4 Pro fails in multi-turn conversations — reasoning_content strip LiteLLM Self-Hosted Installation Fails with Prisma Schema Error
Fix LiteLLM self-hosted installation failing at Prisma schema step Includes evidence for LiteLLM troubleshooting demand.
LiteLLM self-hosted installation fail due to schema.prisma error Fix Azure OpenAI authentication broken in LiteLLM 1.84.0 with Azure AD token refresh
Fix Azure OpenAI model authentication failure in LiteLLM 1.84.0 Includes evidence for LiteLLM troubleshooting demand.
Azure OAI Models Auth Broken in 1.84.0 — enable_azure_ad_token_refresh: true LiteLLM Mid-Stream Fallback Breaks Claude Models — Includes Unsupported Assistant Prefill
Fix LiteLLM mid-stream fallback including assistant prefill block that breaks Claude model compatibility Includes evidence for LiteLLM troubleshooting demand.
LiteLLM mid-stream fallback request includes assistant prefill block, breaks Claude Sonnet 4.6 / Opus 4.7 LiteLLM Anthropic Batch Costs Always Zero — Wrong Endpoint Routing
Fix LiteLLM showing zero costs for Anthropic batch API requests Includes evidence for LiteLLM troubleshooting demand.
Anthropic batch costs always 0 — transform_file_content_request routes msgbatch_* IDs to wrong endpoint LiteLLM Azure OpenAI Authentication Broken in Version 1.84.0
Fix LiteLLM Azure OpenAI authentication failure after upgrading to 1.84.0 Includes evidence for LiteLLM troubleshooting demand.
Azure OAI Models Auth Broken in LiteLLM 1.84.0 LiteLLM Mid-Stream Fallback Broken for Claude Models Without Assistant Prefill
Fix LiteLLM streaming fallback sending unsupported assistant prefill to Claude models causing 400 error Includes evidence for LiteLLM troubleshooting demand.
HTTP 400: This model does not support assistant message prefill. The conversation must end with a user message. LiteLLM SMTP Configuration Crash - Nonce Length Validation Error
Fix LiteLLM crashing with nacl.exceptions.ValueError nonce must be exactly 24 bytes when configuring SMTP Includes evidence for LiteLLM troubleshooting demand.
nacl.exceptions.ValueError: The nonce must be exactly 24 bytes long LiteLLM 1.84.0 Breaks Azure OpenAI Authentication with enable_azure_ad_token_refresh
Fix LiteLLM Azure OpenAI auth broken after upgrade to 1.84.0 Includes evidence for LiteLLM troubleshooting demand.
litellm.AuthenticationError: AzureException AuthenticationError - The api_key client option must be set Popular links in this topic hub
- LiteLLM 1.82.1 OpenRouter Model IDs No Longer Working
- LiteLLM Proxy Authentication Failed — 'failed-to-connect-to-db' Bypass Vulnerability (CVE-2026-42208)
- LiteLLM Connection Refused Error — Proxy Misconfiguration
- LiteLLM RateLimitError Misleadingly Reported as 'No Deployments Available' — False Positive Error Masking
- LiteLLM Proxy Timeout and Model Unavailable Errors on Multi-Provider Routing