Error Codes

When calling DeepSeek API, you may encounter errors. Here are the causes and solutions.

CodeDescriptionSolution
400Invalid request body format, e.g., incomplete JSON.Modify your request body per our API docs and retry.
401Authentication fails due to wrong API key.Check your API key. Create a new one if needed.
402Insufficient balance.Top up your account balance.
422Invalid request parameters, e.g., unsupported model or parameter values out of range.Modify request parameters per our API docs.
429Sending requests too quickly.Pace your requests reasonably.
500Server-side issue.Retry with backoff. If persists, contact support.
503Server overloaded.Retry after a short delay.