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AI 工具錯誤排解（錯誤代碼一覽）

彙整 OpenAI、Claude、Gemini 各 API 以及 Claude Code 的常見錯誤，附含義、原因與解決方法，按服務分類。點選錯誤名稱即可進入詳細解決頁面。

ChatGPT

ChatGPT 運作狀態 →

Too many requests in 1 hour A network error occurred Usage cap reached (GPT-4o/GPT-5)Conversation not found Cloudflare: access denied / blocked

OpenAI API

OpenAI API 運作狀態 →

429 Too Many Requests 401 Unauthorized 500 Internal Server Error 503 Service Unavailable Timeout / gateway timeout 403 Forbidden 502 Bad Gateway 400 invalid_request_error insufficient_quota (exceeded current quota)

Codex

Codex 運作狀態 →

Usage limit reached 429 rate limit

Claude

Claude 運作狀態 →

Message limit reached Claude is experiencing high demand Unable to connect Message/conversation too long Output blocked by content policy

Claude API

Claude API 運作狀態 →

429 rate_limit_error overloaded_error (529)401 authentication_error 400 invalid_request_error 500 api_error Timeout (request timed out)

Claude Code

Claude Code 運作狀態 →

Claude usage limit reached Connection error / fetch failed API Error 529 (overloaded)API Error 500 MCP server failed Prompt is too long Service overloaded (busy)Tool call could not be parsed Credit balance is too low Login / authentication failed

Gemini

Gemini 運作狀態 →

Something went wrong Not available in your country Can't create images right now

Gemini API / AI Studio

Gemini API / AI Studio 運作狀態 →

429 RESOURCE_EXHAUSTED 503 UNAVAILABLE 403 PERMISSION_DENIED 500 INTERNAL 400 INVALID_ARGUMENT

Cursor

Cursor 運作狀態 →

Too many requests / rate limit Connection failed Trouble connecting to the model provider Trial request limit reached

GitHub Copilot

GitHub Copilot 運作狀態 →

Authentication failed Quota exceeded / completions limit