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OpenAPI Specification

openapi: 3.2.0
info:
  title: ElevenLabs Voices Voice Settings API
  description: The ElevenLabs Voices API provides management capabilities for the voice library, including listing, retrieving, creating, editing, and deleting voices. Developers can access a library of over 5,000 pre-built voices and manage their own custom voices. The API also supports voice design, voice settings management, and voice library sharing.
  version: '1.0'
  contact:
    name: ElevenLabs Support
    url: https://help.elevenlabs.io
  termsOfService: https://elevenlabs.io/terms-of-service
servers:
- url: https://api.elevenlabs.io
  description: Production Server
security:
- apiKeyAuth: []
tags:
- name: Voice Settings
  description: Endpoints for managing voice-specific settings such as stability, similarity boost, and style parameters.
paths:
  /v1/voices/{voice_id}/settings:
    get:
      operationId: getVoiceSettings
      summary: Get voice settings
      description: Returns the settings for a specific voice including stability, similarity boost, and style parameters.
      tags:
      - Voice Settings
      parameters:
      - $ref: '#/components/parameters/voiceId'
      responses:
        '200':
          description: Voice settings retrieved successfully
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/VoiceSettings'
        '401':
          description: Unauthorized - invalid or missing API key
        '404':
          description: Voice not found
  /v1/voices/{voice_id}/settings/edit:
    post:
      operationId: editVoiceSettings
      summary: Edit voice settings
      description: Updates the default settings for a specific voice. These settings are used when no per-request overrides are provided.
      tags:
      - Voice Settings
      parameters:
      - $ref: '#/components/parameters/voiceId'
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/VoiceSettings'
      responses:
        '200':
          description: Voice settings updated successfully
        '400':
          description: Bad request - invalid parameters
        '401':
          description: Unauthorized - invalid or missing API key
        '404':
          description: Voice not found
  /v1/voices/settings/default:
    get:
      operationId: getDefaultVoiceSettings
      summary: Get default voice settings
      description: Returns the default voice settings that are applied when no voice-specific or per-request settings are provided.
      tags:
      - Voice Settings
      responses:
        '200':
          description: Default voice settings retrieved successfully
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/VoiceSettings'
        '401':
          description: Unauthorized - invalid or missing API key
components:
  parameters:
    voiceId:
      name: voice_id
      in: path
      required: true
      description: The identifier of the voice.
      schema:
        type: string
  schemas:
    VoiceSettings:
      type: object
      properties:
        stability:
          type: number
          description: Controls the stability of the generated voice output.
          minimum: 0
          maximum: 1
        similarity_boost:
          type: number
          description: Controls how closely the AI adheres to the original voice.
          minimum: 0
          maximum: 1
        style:
          type: number
          description: Controls the expressiveness and style of the speech delivery.
          minimum: 0
          maximum: 1
          default: 0
        use_speaker_boost:
          type: boolean
          description: Enables speaker boost to increase voice clarity.
          default: true
  securitySchemes:
    apiKeyAuth:
      type: apiKey
      in: header
      name: xi-api-key
      description: ElevenLabs API key passed in the xi-api-key header for authentication.
externalDocs:
  description: ElevenLabs Voices API Documentation
  url: https://elevenlabs.io/docs/api-reference/voices/get