Reference

Error Reference

Error shape
{
  "error": {
    "code": "payment_required",
    "message": "No available credits.",
    "request_id": "req_..."
  }
}

Common codes

401	`invalid_api_key`
402	`payment_required`
409	`idempotency_conflict` or `legal_hold_active`
503	`service_unavailable`

Retry transient failures with exponential backoff. Use idempotency keys on write requests.