HTTP 429

rate-limit-exceeded

Per-minute rate exceeded.

Too many calls in one minute. `Retry-After` says how long to wait, and `limit` is the ceiling on your plan. Wait, then retry: this one is safe to back off on.

{
  "type": "https://webkitapi.dev/errors/rate-limit-exceeded",
  "title": "Per-minute rate exceeded",
  "status": 429,
  "detail": "..."
}

The API reference has the request shapes, and the error index has the rest of the codes.

Other errors

The rest of them.

Situation	Status	Type
Key missing or malformed	401	`invalid-api-key`
Key revoked	401	`revoked-api-key`
Key not allowed on this endpoint	403	`endpoint-not-allowed`
Malformed payload	400	`invalid-request`
Monthly quota exhausted	402	`quota-exceeded`
Batch too large	413	`batch-too-large`
Job unknown, expired, or owned by another account	404	`job-not-found`
The request could not be served as sent	400	`request-failed`
A dependency of ours is unreachable	503	`service-unavailable`
A bug on our side	500	`internal-error`