> ## Documentation Index
> Fetch the complete documentation index at: https://docs.tts.monster/llms.txt
> Use this file to discover all available pages before exploring further.

# Status Codes

> Here are some common status codes you may encounter when using the API.

The following status codes will show up as an HTTP Status Code with an `error` in the body.

| Status Code | Meaning                                                                                                                                                                                         |
| ----------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| `200`       | Success.                                                                                                                                                                                        |
| `401`       | Unauthorized, see authentication docs [here](/authentication).                                                                                                                                  |
| `402`       | Character quota exceeded. Upgrade your account or turn on usage-based-billing.                                                                                                                  |
| `429`       | Too many requests, see rate limits [here](/rate-limits).                                                                                                                                        |
| `500`       | Internal server error, please try again or [contact us](https://tts.monster/discord). If your [Generate TTS](/endpoint/generate-tts) request fails with this error, characters are not counted. |