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← chronapilot.com v 2026-05-12

idempotency_key_in_use

Errors · idempotency_error

HTTP 409 · type idempotency_error

Same key used with a different body.

When it fires

Idempotency keys are scoped per API key + endpoint and persist for 24h. Sending the same key with a different request body is rejected.

Recovery

Generate a fresh idempotency key. If you intend to retry, retry with the *original* body.

Example response

JSON
{
  "error": {
    "type": "idempotency_error",
    "code": "idempotency_key_in_use",
    "message": "Same key used with a different body.",
    "doc_url": "https://docs.chronapilot.com/errors/idempotency-key-in-use",
    "request_id": "req_1A2b3C4d5E6f"
  }
}