Koen
12/17/2025, 9:34 AMVapi Support Bot
12/17/2025, 9:35 AMfallbackPlan property to your assistant's voice configuration as shown below:
json
"voice": {
"provider": "azure",
"voiceId": "ryan",
"fallbackPlan": {
"voices": [
{ "provider": "openai", "voiceId": "shimmer" }
]
}
}
This approach allows you to set up fallback voices even if the dashboard option is unavailable. For more details, see the [official documentation](https://docs.vapi.ai/voice-fallback-plan).
Source:
- [Voice Fallback Plan Documentation](https://docs.vapi.ai/voice-fallback-plan)Koen
12/17/2025, 10:22 AMChiranjeet Mishra
12/19/2025, 1:02 PMjson
{
"voice": {
"provider": "azure",
"voiceId": "ryan",
"fallbackPlan": {
"voices": [
{ "provider": "openai", "voiceId": "shimmer" }
]
}
}
}
You can find more details on configuring fallback voices via the API in the [Voice Fallback Plan Documentation](https://docs.vapi.ai/voice-fallback-plan).
This method should allow you to set up fallback voices even if the dashboard option is unavailable.