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

# Clone Voice

> Clone voice with reference audio and get back a voice ID for future requests. Accepts multipart/form-data with audio file.



## OpenAPI

````yaml /docs/openapi.json post /api/v1/tts/clone-voice
openapi: 3.1.0
info:
  title: Voice AI Developer API
  description: >-
    Generate realistic speech and clone voices. AI voice agents with retrieval
    augmented generation (RAG) and model context protocol (MCP) included.
  version: 1.5.0
  contact: {}
servers:
  - url: https://dev.voice.ai
    description: HTTP API endpoints
security:
  - BearerAuth: []
tags:
  - name: Text To Speech
    description: Text-to-speech endpoints for voice cloning and speech generation.
  - name: Pronunciation Dictionaries
    description: Manage versioned pronunciation dictionaries for TTS and voice agents.
  - name: Agent Management
    description: Create, update, deploy, and manage voice agents.
  - name: Models
    description: Discover supported LLM and TTS model options.
  - name: Agent Connection
    description: Connect to agents and manage active calls.
  - name: Agent Analytics
    description: >-
      Analytics and reporting for agent performance, call history, and
      statistics.
  - name: Agent Knowledge Base
    description: >-
      Manage knowledge bases for retrieval augmented generation (RAG) with your
      agents.
  - name: Phone Number Management
    description: >-
      Search, select, and manage phone numbers from your plan allocation.
      Release numbers to free up slots.
  - name: Managed Tools
    description: >-
      Connect Google Calendar, Sheets, and Gmail to agents and inspect
      connection state.
paths:
  /api/v1/tts/clone-voice:
    post:
      tags:
        - Text To Speech
      summary: Clone Voice
      description: >-
        Clone voice with reference audio and get back a voice ID for future
        requests. Accepts multipart/form-data with audio file.
      operationId: clone_voice_api_v1_tts_clone_voice_post
      requestBody:
        content:
          multipart/form-data:
            schema:
              type: object
              required:
                - file
              properties:
                file:
                  type: string
                  format: binary
                  description: Audio file (MP3, WAV, or OGG format, max 7.5MB)
                name:
                  type: string
                  description: Name for the voice
                voice_visibility:
                  $ref: '#/components/schemas/VoiceVisibility'
                  description: PUBLIC or PRIVATE
                  default: PUBLIC
                language:
                  type: string
                  description: Language code (ISO 639-1 format)
                  default: en
                  enum:
                    - en
                    - es
                    - fr
                    - de
                    - it
                    - pt
                    - pl
                    - ru
                    - nl
                    - sv
                    - ca
        required: true
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/CloneVoiceResponse'
        '401':
          description: Unauthorized - Invalid or missing API key
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '402':
          description: >-
            Payment Required - Voice slot limit reached. Upgrade your
            subscription to clone more voices.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '403':
          description: Forbidden - Insufficient permissions
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
        '500':
          description: Internal Server Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
components:
  schemas:
    VoiceVisibility:
      type: string
      enum:
        - PUBLIC
        - PRIVATE
      title: VoiceVisibility
    CloneVoiceResponse:
      properties:
        voice_id:
          type: string
          title: Voice Id
          description: The created voice ID
        status:
          type: string
          title: Status
          description: Voice processing status
          enum:
            - PENDING
            - PROCESSING
            - AVAILABLE
            - FAILED
      type: object
      required:
        - voice_id
        - status
      title: CloneVoiceResponse
    ErrorResponse:
      properties:
        error:
          type: string
          title: Error
          description: Error message
        detail:
          type: string
          title: Detail
          description: Detailed error information
          nullable: true
        code:
          type: string
          title: Code
          description: Error code
          nullable: true
      type: object
      required:
        - error
      title: ErrorResponse
    HTTPValidationError:
      properties:
        detail:
          items:
            $ref: '#/components/schemas/ValidationError'
          type: array
          title: Detail
      type: object
      title: HTTPValidationError
    ValidationError:
      properties:
        loc:
          items:
            anyOf:
              - type: string
              - type: integer
          type: array
          title: Location
        msg:
          type: string
          title: Message
        type:
          type: string
          title: Error Type
      type: object
      required:
        - loc
        - msg
        - type
      title: ValidationError
  securitySchemes:
    BearerAuth:
      type: http
      scheme: bearer
      bearerFormat: JWT
      description: >-
        Bearer token authentication. Use your API key as the bearer token.
        Format: Authorization: Bearer <your-api-key>

````