# POST /v1/text-to-voice (ElevenLabs API)
Base URL: https://api.elevenlabs.io
Auth: xi-api-key: <ELEVENLABS_API_KEY>
Last verified: 2026-09-03

> Create A New Voice From Voice Preview

## Critical Gotchas
* Authentication uses the non-standard `xi-api-key` header, not `Authorization: Bearer`. Sending a Bearer token returns HTTP 401.
* Text-to-speech responses are raw binary audio, not JSON. Write the body to a file (`--output speech.mp3`) rather than parsing it.

## cURL
curl -X POST 'https://api.elevenlabs.io/v1/text-to-voice' \
  -H "xi-api-key: $ELEVENLABS_API_KEY" \
  -H 'Content-Type: application/json' \
  -d '{"voice_name":"string","voice_description":"string"}'

## Parameters
| Name | In | Type | Required | Description |
| :--- | :--- | :--- | :--- | :--- |
| voice_name | body | string | Yes | Name to use for the created voice. |
| voice_description | body | string | Yes | Description to use for the created vo... |
| generated_voice_id | body | string | Yes | The generated_voice_id to create; obt... |

## Response (200 OK)
{"available_for_tiers":["creator"],"category":"professional"}

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Need an API key? Get one at https://elevenlabs.io/app/sign-up