Error Types
Error Examples
Authentication Error (401)
Rate Limit Error (429)
When you exceed rate limits, the response includes your current limits:Insufficient Balance (402)
Internal Error (500)
Model-Specific Errors
Model Not Found
Unknown model IDs return400. List current IDs with GET /v1/models.
Model Missing in Request
Retry
429 and 529 are retryable. Back off and retry; 402 and 401 are not. Rate-limit windows are in the x-ratelimit-* response headers. See Rate Limits.
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