Gandr TTS as a Vapi voice.
Two fields in the dashboard, and Vapi calls Gandr as a custom voice. The endpoint implements the Vapi contract natively.
Ask Claude Code
Ask ChatGPTThe whole integration
In the Vapi dashboard, Assistant -> Voice -> Custom Voice.
Integration
Server URL: https://tts.gandr.ai/v1/vapi?voice=gandr-mia
Secret: your gnd_... key
The endpoint answers raw PCM at the sample rate Vapi asks for, so there is no format conversion in the call path.
What it needs
What it takes
| Two fields | Server URL and secret in the Vapi dashboard |
| A key | gnd_... as the custom-voice secret |
| A voice | Any Gandr stock id in the voice query param |
A key and one stream, and Vapi calls speak in Gandr voices.
Get a keyFull API reference , gandr.ai/docs