Developer FAQs

Errors

Status Codes & Descriptions

Status CodeDescription
401 Unauthorized*An API token has not been included in the request or invalid API keys. Check to make sure the information is entered correctly.
404 Not FoundInvalid request method. Check the HTTP Method of your request.
422 Unprocessable EntityWe were unable to process the request.Either a required attribute was missing or the user email included in the request payload already exists in Gusto.
429 Too Many RequestsRate limit exceeded. You can make 60 calls per minute on behalf of each user that has connected your application.Reduce the number of calls.
500 Internal Server ErrorSomething went wrong on our end. Please email developer@gusto.com if this happens and forward the request payload that was sent.

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