These are universal errors that can be seen throughout the HTTP API:
| Code | Message | Meaning |
|---|---|---|
| 400 | Bad Request | Required parameter(s) for API call are missing |
| 401 | Unauthorized | The API key is no longer active or request has been done from IP address not associated with the key |
| 402 | Not enough credit | Insufficient amount of credits for sending message to destination |
| 403 | Forbidden | Invalid destination, for international numbers, please contact support |
| 406 | Not Acceptable | When using the sd parameter for scheduling the message,date/time was not 120 seconds in the future. |
| 488 | Not Acceptable | Message content contained banned word |
| 513 | Message Too Large | Message exceeds maximum allowe lenght of 1224 characters |
| 200 | OK | API call has been completed sucesfully |