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Developer needs to distinguish temporary rate limits from permanent quota exhaustion to trigger different retry logic (e.g., switch backup API key vs exponential backoff) Includes evidence for OpenAI API troubleshooting demand.
RateLimitError: 429 insufficient_quota — both rate-limit and quota-exhaustion map to same RateLimitError class Fix streaming tool calls having incomplete function arguments when speculative decoding produces multiple tool_calls entries per chunk Includes evidence for OpenAI Python SDK troubleshooting demand.
accumulate_delta drops tool_call fragments when one chunk has multiple entries at the same index Fix OpenAI Chat Completions API rejecting requests where user message content is null or empty — common in streaming/conversational UIs after user cancels input Includes evidence for OpenAI API troubleshooting demand.
InvalidRequestError: 400 InvalidRequestError {'message': "Invalid type: 'None'. Expected one of ('string', 'list[string]', 'list[{\"type\": \"text\", \"text\": ...}\]') - 'content' from {'role': 'user'}.", 'type': 'invalid_request_error', 'param': 'messages', 'code': None} Resolve OpenAI 429 error caused by exhausted subscription quota (not temporary rate limiting); need to upgrade plan, switch keys, or adjust usage Includes evidence for OpenAI API troubleshooting demand.
429 Too Many Requests with error code insufficient_quota — distinguishable from rate_limit type Fix OpenRouter rejection when sending images to text-only models (e.g., deepseek-v4-pro); need to detect modality mismatch before tool invocation Includes evidence for OpenRouter troubleshooting demand.
HTTP 404: No endpoints found that support image input 区分 OpenAI API 的临时速率限制（rate limit）和配额耗尽（quota exceeded/insufficient_quota），了解各自的处理方式——重试 vs 切换 API key Includes evidence for OpenAI API troubleshooting demand.
RateLimitError: Rate limit reached for requests (status code: 429). If using an enterprise account, insufficient_quota may indicate your organization has hit its usage cap. Understand why third-party apps using ChatGPT Plus OAuth get rate-limited while ChatGPT itself works fine Includes evidence for OpenAI API troubleshooting demand.
429 quota exceeded Resolve OpenAI API 429 rate limit errors and increase request quotas for production apps Includes evidence for OpenAI API troubleshooting demand.
You exceeded your current quota, which is set at X requests per minute. Rate limit exceeded for your api key Fix OpenAI Codex doctor command failure on Windows due to npm vs npm.cmd spawn issue Includes evidence for OpenAI API troubleshooting demand.
codex doctor cannot inspect npm global root because it spawns npm instead of npm.cmd Debug OpenAI Responses API failures that return no useful error details, making production debugging impossible Includes evidence for OpenAI API troubleshooting demand.
response.failed collapsed into generic Unknown error (no detail from OpenAI Responses API) Fix OpenAI Moderation API 429 rate limit error that occurs even with new API keys and no prior usage Includes evidence for OpenAI API troubleshooting demand.
429 Too Many Requests — {"error":{"message":"Too Many Requests","type":"invalid_request_error","param":null,"code":null}} Resolve OpenRouter silently disabling prompt caching for Anthropic Claude models via BYOK, causing full-context resends at full price in long agent sessions Includes evidence for OpenRouter troubleshooting demand.
OpenRouter BYOK: Claude models do not benefit from prompt caching, causing excessive token costs in agent mode Fix OpenAI Agents SDK max_turns limit exceeded — configure higher max_turns for long agent runs Includes evidence for OpenAI API troubleshooting demand.
StreamTerminalError: Max turns (10) exceeded — Runner.run_streamed default max_turns=10 Fix OpenAI Codex Desktop crash on Windows when git UI uses backslash paths Includes evidence for OpenAI API troubleshooting demand.
Codex Desktop crashes when rendering git UI directives with backslash cwd paths on Windows Fix broken tool call streaming when first chunk contains duplicate index entries in OpenAI Python SDK Includes evidence for OpenAI API troubleshooting demand.
Streaming tool_call deltas with duplicate indexes in first chunk are accumulated incorrectly — accumulate_delta assumes index matches physical list position Fix OpenAI Realtime API MCP integration: tool calls never execute despite MCP server being connected and verified with inspector Includes evidence for OpenAI API troubleshooting demand.
Realtime does not execute tool calls with mcp — MCP server connected but tool calls silently never fire, only instruction text returned Fix OpenAI Responses API background mode failures where error codes like 'server_error' don't map to typed SDK exceptions, breaking retry logic Includes evidence for OpenAI API troubleshooting demand.
Background response failed with opaque error.code string not mapped to SDK exception class Fix OpenAI API request timeout after extended processing time Includes evidence for OpenAI API troubleshooting demand.
timeout at ~616 seconds with status: interrupted Fix OpenAI GPT-5 Responses API rejecting tool_choice values other than 'auto' despite documentation suggesting support Includes evidence for OpenAI API troubleshooting demand.
tool choices other than 'auto' are not supported with model gpt-5 Fix GPT-5.4-Mini 500 errors when sending images or file attachments Includes evidence for OpenAI API troubleshooting demand.
500 internal error when providing input files / images to gpt-5.4-mini via Responses API