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错误码

HTTP 状态error.type含义
401authentication_errorAPI Key 无效或缺失
400invalid_request请求格式错误
402insufficient_balance / limit_exceeded余额不足或超出消费限额
429concurrency_exceeded / qpm_exceeded / qpm_exceeded_fallback / upstream_rate_limited触发限流
502adapter_error上游模型适配异常
503model_unavailable模型不可用

限流错误类型因协议而异:OpenAI 兼容端点(/v1/chat/completions 等)返回 concurrency_exceeded / qpm_exceeded / qpm_exceeded_fallback / upstream_rate_limited;Anthropic 端点(/v1/messages)返回 rate_limit_error。详见下方「错误响应格式」。

错误响应格式

OpenAI 兼容端点(/v1/chat/completions 等):

{ "error": { "message": "详细原因", "type": "authentication_error" } }

Anthropic 端点(/v1/messages):

{ "type": "error", "error": { "type": "authentication_error", "message": "详细原因" } }