Status Codes uses conventional HTTP response codes to indicate the success or failure of an API request. In general: Codes in the 2xx range indicate success. Codes in the 4xx range indicate an error that failed given the information provided (e.g., a required parameter was omitted, a modification failed, etc.). Codes in the 5xx range indicate an error with's servers (these are rare).

HTTP Status Code Summary

CodeResponse MessageDescription
OKEverything worked as expected.
400BAD REQUESTRequest was unacceptable, often due to missing a required parameter.
401UNAUTHORIZEDNo valid API key provided.
403FORBIDDENAPI key used doesn't have permissions to perform the request.
404NOT FOUNDRequested resource doesn't exist.
405METHOD NOT ALLOWEDMethod used in the call is not supported.
429TOO MANY REQUESTSToo many requests hit the API too quickly. We recommend an exponential backoff of your requests.
SERVER ERRORSomething went wrong on Impact's end.