PAYLOAD_TOO_LARGE

The request body is larger than the endpoint accepts.

HTTP status	413
Group	Platform
Retryable	No — sending it again changes nothing

What happened

Body size is bounded on every route.

What to do

Send less in one request; page or batch instead.

The problem document

Every error is application/problem+json (RFC 9457) with the same shape:

{
  "type": "https://docs.co-relayer.com/errors/payload-too-large",
  "title": "The request body is larger than the endpoint accepts.",
  "status": 413,
  "detail": "A sentence about this specific occurrence.",
  "instance": "req_01JB…",
  "code": "PAYLOAD_TOO_LARGE",
  "retryable": false,
  "hint": "Send less in one request; page or batch instead."
}

See the error model for what each member means and how to handle unknown codes.