Errors

RFC 9457 problem+json responses.

ShaderWeave returns RFC 9457 problems:

Content-Type: application/problem+json

{
  "type": "about:blank",
  "title": "Bad Request",
  "status": 400,
  "code": "invalid_params",
  "issues": []
}

Common statuses

Status	When
`400`	Invalid params, size, or recipe hash mismatch
`401`	Missing / bad API key
`404`	Unknown generator or job
`403`	Disallowed origin
`409`	Job not ready, finished job cancellation, or unavailable engine version
`410`	Completed result file is missing
`429`	Rate or queue limit
`503`	FFmpeg or rendering service unavailable
`504`	Animation / render budget exceeded

Always check title, code and issues when present before retrying with a different payload.