/
HE
heygen
Search skmtc…
⌘K
Docs
Sign in
Docs
History
Schema
Generate
Filter operations
AI Clipping
4
API Keys
1
Asset Batches
4
Assets
7
Audio
9
Avatars
12
Background Removal
4
Batches
3
Brand
10
Custom Agents
5
Durable Workflows
13
Filler Word Removal
2
Folders
2
HyperFrames
4
Images
2
Lipsync
5
Lipsync Batches
3
Models
12
Podcasts
4
Templates
7
User
2
Video Agent
9
Video Analysis
2
Video Generations
2
Video Quality
4
Video Translate
16
Video Translation Batches
3
Videos
10
Voices
8
post
/v1/audio/text_to_speech
Generate speech audio from text
get
/v1/audio/voices
List voices for text-to-speech
post
/v3/voices/speech
Generate Speech
get
/v3/voices
List Voices
post
/v3/voices
Design a Voice
post
/v3/voices/clone
Clone a Voice
get
/v3/voices/{voice_id}
Get Voice
delete
/v3/voices/{voice_id}
Delete a Voice
Webhooks
7
Workflows
4
Voices
Copy
Copy Markdown
Copy Markdown
Copying…
Copied
Copy failed
Changes to Delete a Voice
delete
/v3/voices/{voice_id}
Nov 3, 2026
7dfa5e59b4f5
Revision changes
info
endpoint added