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Endpoints now supporting idempotency

ยท One min read

We are introducing idempotency to a list of endpoints in the plug-in API. This is can be achieved by including the idempotency-ref header in the requests.

Effective:

  • 12 August 2024 on Sandbox
  • 20 August 2024 on Live

Using Idempotency is optional. However, if you decide to use it, you need handle the new HTTP 409 error code IDEMPOTENT_REQUEST_IN_PROGRESS. Additionally, if an idempotent endpoint is called with an idempotency-ref header exceeding 8000 characters, an HTTP 413 Payload Too Large error should be returned. If an idempotent endpoint is called twice with the same idempotency-ref but with different payloads, an HTTP 422 Unprocessable Entity error should be returned.

Affected endpoints with idempotency:

You can find more information about idempotency in our docs.