---
title: "Create a new voice"
method: POST
path: "/v1/audio/voices"
tags: ["audio.voices"]
---

# Create a new voice

`POST /v1/audio/voices`

Create a new voice with a base64-encoded audio sample

## Request body

- VoiceCreateRequest — Request model for creating a new voice with base64 audio.
  - `name` string, required
  - `slug` string, nullable
  - `languages` string[]
  - `gender` string, nullable
  - `age` integer, nullable
  - `tags` string[], nullable
  - `color` string, nullable
  - `description` string, nullable
  - `retention_notice` integer
  - `sample_audio` string, required — Base64-encoded audio file
  - `sample_filename` string, nullable — Original filename for extension detection

## Response `200`

Successful Response

- VoiceResponse — Schema for voice response
  - `name` string, required
  - `slug` string, nullable
  - `languages` string[]
  - `gender` string, nullable
  - `age` integer, nullable
  - `tags` string[], nullable
  - `color` string, nullable
  - `description` string, nullable
  - `retention_notice` integer
  - `id` string, uuid, required
  - `created_at` string, date-time, required
  - `user_id` string, nullable, required
  - `trimmed_seconds` number, nullable

## Other responses

- `422` — Validation Error

---

[API](https://skmtc.net/mistral/apis/mistral-ai-api.md) · [All operations](https://skmtc.net/mistral/apis/mistral-ai-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/mistral/mistral-ai-api/revisions/933c4ebdcd72/schema)