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Response Codes
The API makes use of standard HTTP response codes to indicate the success or failure of a request. The 2xx series of response codes indicate success, 4xx indicates an error from the client-side, and a 5xx error indicates a server-side error. Here are the HTTP response codes the mailfloss API utilizes:
- 200 - Success
- 400 - Email address or Id not supplied
- 401 - Invalid API key
- 402 - Insufficient credits
- 403 - No API key provided
- 404 - Job not found
- 413 - Payload too large. Too many email addresses
- 415 - Invalid Content Type. Must be application/json
429 - Rate limit exceeded
- 500 - Timeout
- 503 - Failed to create job