Documentation Index
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Handle API errors, retries, idempotency, and pagination.
{
"error": {
"code": "resource_not_found",
"message": "The requested resource was not found.",
"request_id": "req_example"
}
}
| Status | Action |
|---|---|
400 / 422 | Correct the request. |
401 / 403 | Correct the key, scopes, or account access. |
404 | Treat the resource as unavailable. |
409 | Do not reuse an idempotency key with a different body. |
429 | Wait for Retry-After, then retry with backoff. |
500 / 503 | Retry a limited number of times with backoff. |
X-Request-Id when you need support to trace a request.
POST /v1/emails result, retry the same body with the same Idempotency-Key. For 429, 500, and 503, use exponential backoff with jitter and a fixed attempt limit.
pagination.has_more and pagination.next_cursor. When has_more is true, pass next_cursor unchanged as the next request’s cursor; stop when it is false.