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OpenAPI Specification
openapi: 3.2.0
info:
title: HeyGen Account Voices API
version: 4.0.8
description: OpenAPI specification for the HeyGen API endpoints referenced across the documentation.
servers:
- url: https://api.heygen.com
security:
- ApiKeyAuth: []
tags:
- name: Voices
description: Voice listing and voice-management endpoints.
paths:
/v2/voices:
get:
summary: List All Voices (V2)
description: ''
operationId: list-voices-v2
responses:
'200':
description: '200'
content:
application/json:
examples:
Result:
value: "{\n \"error\": null,\n \"data\": {\n \"voices\": [\n {\n \"voice_id\": \"0f059f9e54284391b48300f916cc6a01\",\n \"language\": \"French\",\n \"gender\": \"Female\",\n \"name\": \"Celeste - Professional\",\n \"preview_audio\": \"https://static.movio.la/voice_preview/ebde256ffc2d4e14a0542bf4bd8719fa.wav\",\n \"support_pause\": true\n },\n {\n \"voice_id\": \"1fe966a9dfa14b16ab4d146fabe868b5\",\n \"language\": \"English\",\n \"gender\": \"Female\",\n \"name\": \"Ana - Cheerful\",\n \"preview_audio\": \"https://static.movio.la/voice_preview/T4MYTkhp7F5SA9HRXHzL9A.wav\",\n \"support_pause\": true\n },\n {\n \"voice_id\": \"001cc6d54eae4ca2b5fb16ca8e8eb9bb\",\n \"language\": \"Spanish\",\n \"gender\": \"Male\",\n \"name\": \"Elias - Natural\",\n \"preview_audio\": \"https://static.movio.la/voice_preview/JmCb3rgMZnCjCAA9aacnGj.wav\",\n \"support_pause\": false\n },\n ]\n },\n}"
'400':
description: '400'
content:
application/json:
examples:
Result:
value: '{}'
schema:
type: object
properties: {}
deprecated: false
x-mint:
href: /reference/list-voices-v2
tags:
- Voices
security:
- ApiKeyAuth: []
/v1/brand_voice/list:
get:
summary: List Brand Voices
description: This endpoint is used to retrieve a list of brand voices your created
operationId: list-brand-voices
parameters:
- name: limit
in: query
description: Limit of brand voices to return
schema:
type: integer
format: int32
default: 100
- name: token
in: query
description: Pagination token
schema:
type: string
- name: name_only
in: query
description: Return the name of the brand voices
schema:
type: boolean
responses:
'200':
description: '200'
content:
application/json:
examples:
Result:
value: '{}'
schema:
type: object
properties: {}
'400':
description: '400'
content:
application/json:
examples:
Result:
value: '{}'
schema:
type: object
properties: {}
deprecated: false
x-mint:
href: /reference/list-brand-voices
tags:
- Voices
security:
- ApiKeyAuth: []
/v1/brand_voice/{brand_voice_id}:
post:
summary: Update Brand Voice
description: Updates an existing brand voice with specified changes. Only the fields that need to be modified should be included in the request body.
operationId: update-brand-voice
parameters:
- name: brand_voice_id
in: path
description: The unique identifier of the brand voice to update
schema:
type: string
required: true
requestBody:
content:
application/json:
schema:
type: object
properties:
name:
type: string
description: New name for the brand voice
blacklist:
type: array
description: List of words that should not be translated (e.g., brand names, person names)
items:
type: string
whitelist:
type: array
description: List of word pairs for forced translations | [["AI", "artificial intelligence"]]
items:
type: string
tones:
type: array
description: List of tone keywords to influence the voice
items:
type: string
vocabulary:
type: array
description: List of word pairs for pronunciation guidance
items:
type: string
tone:
type: string
description: Overall tone description
responses:
'200':
description: '200'
content:
application/json:
examples:
Result:
value: '{}'
schema:
type: object
properties: {}
'400':
description: '400'
content:
application/json:
examples:
Result:
value: '{}'
schema:
type: object
properties: {}
deprecated: false
x-mint:
href: /reference/update-brand-voice
tags:
- Voices
security:
- ApiKeyAuth: []
components:
securitySchemes:
sec0:
type: apiKey
in: header
name: x-api-key
x-default: <your-api-key>
ApiKeyAuth:
type: apiKey
in: header
name: X-API-KEY