Circle APIs support idempotent requests, which are a type of request method that executes only once no matter how many times the request is sent. Result: you can safely retry API calls when things go wrong during a transaction (such as a network connection issue) before you receive a response.
To ensure success, please note the following:
idempotencyKey
body parameter must be sent in
UUID format.The following Circle API operations support idempotent requests. Check the API reference for more details.