Error Codes

Refer to the error codes below for troubleshooting common issues with Nscale’s serverless inference service.

Status Code	Description	Response Format
401	Invalid API key or unauthorized	Error object
404	Model not found or unavailable	Error object
429	Insufficient credit	Error object
500	Internal server error	Error object
503	Service temporarily unavailable	Error object

Common Solutions

• 401 (Unauthorized): Verify your API key is valid and properly included in the Authorization header
• 404 (Not Found): Check that you’re using a valid model ID
• 429 (Rate Limit): Review your available credit
• 500 (Server Error): If persistent, contact support with details about your request
• 503 (Service Unavailable): Retry your request after a short delay, using exponential backoff

Error Response Format

{
  "error": {
    "message": "Error message describing what went wrong",
    "type": "<an error type>",
    "param": "<optional, additional details about the error>",
    "code": "<a specific error code>"
  }
}

Contact Support

If you encounter any of these errors and need further assistance, please Contact Support.