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

# List agent voices

> The voices an agent can speak with, for `voice.ttsVoiceId`. Filter by `language` to get the ones that speak it; a voice can still be used with `language: auto`, where the agent follows the caller and keeps the chosen voice.



## OpenAPI

````yaml /openapi.json get /v1/agents/voices
openapi: 3.0.3
info:
  title: Zavu Unified Messaging Layer API
  version: 0.2.0
  description: >
    Unified multi-channel messaging API for Zavu.


    Supported channels:

    - **SMS**: Simple text messages

    - **WhatsApp**: Rich messaging with media, buttons, lists, CTA URL buttons,
    location requests, and templates

    - **Telegram**: Bot messaging with text, media, and interactive elements

    - **Email**: Transactional emails via Amazon SES


    Design goals:

    - Simple `send()` entrypoint for developers

    - Project-level authentication via Bearer token

    - Support for all WhatsApp message types (text, image, video, audio,
    document, sticker, location, contact, buttons, list, cta_url,
    location_request, reaction, template)

    - If a non-text message type is sent, WhatsApp channel is used automatically

    - 24-hour WhatsApp conversation window enforcement

    - Universal `to` field accepts phone numbers (E.164), email addresses, or
    numeric chat IDs (Telegram/Instagram/Messenger)
servers:
  - url: https://api.zavu.dev
security:
  - bearerAuth: []
paths:
  /v1/agents/voices:
    get:
      tags:
        - Agents
      summary: List agent voices
      description: >-
        The voices an agent can speak with, for `voice.ttsVoiceId`. Filter by
        `language` to get the ones that speak it; a voice can still be used with
        `language: auto`, where the agent follows the caller and keeps the
        chosen voice.
      operationId: listAgentVoices
      parameters:
        - name: language
          in: query
          description: >-
            BCP-47 tag (`en`, `es`, `pt-BR`). Omit, or pass `auto`, for every
            voice.
          schema:
            type: string
            example: es
      responses:
        '200':
          description: Available voices.
          content:
            application/json:
              schema:
                type: object
                required:
                  - items
                  - languages
                properties:
                  items:
                    type: array
                    items:
                      type: object
                      required:
                        - id
                        - name
                        - language
                      properties:
                        id:
                          type: string
                          description: Value for `voice.ttsVoiceId`.
                          example: aura-2-celeste-es
                        name:
                          type: string
                          example: celeste
                        language:
                          type: string
                          example: es
                  languages:
                    type: array
                    items:
                      type: string
                    description: >-
                      Languages an agent can be pinned to. `auto` follows the
                      caller.
                  total:
                    type: integer
                    description: Voices in the catalog, before filtering.
        '401':
          description: Unauthorized.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
      security:
        - bearerAuth: []
components:
  schemas:
    Error:
      type: object
      required:
        - code
        - message
      properties:
        code:
          type: string
          example: invalid_request
        message:
          type: string
          example: Phone number is invalid
        details:
          type: object
          additionalProperties: true
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: JWT

````