Test a voice before callers hear it
Hear a voice the way callers will, before and after you choose it.
Where to find it
Voice › AI voices
Open this screen
Steps
- Open Voice › AI voices and press Listen to a sample on any card to hear the voice itself.
- Press Hear what callers hear in the banner to hear the voice in use with its saved settings, as a call speaks it.
- In Voice settings and playground, type your own sentence and press Listen with these settings.
- For a cloned voice, enter your number under Call with my cloned voice, press Check the number, then Yes, call my phone.
- For longer lines and takes you can download, use Voice › Voice playground.
Settings on this screen
| Setting | What it does | Default |
|---|---|---|
| Hear what callers hear | Plays the voice and settings live calls use. | — |
| Listen to a sample | Plays the voice on that card. | — |
| Call with my cloned voice | Your agent calls your own phone in the cloned voice. The call ends after 180 seconds and is marked as a test. | — |
Troubleshooting
"This number has had the most test calls it can have this hour."
Wait an hour, or test with another of your own numbers.
The test call says the organisation has no phone line for its agent yet.
Set up a phone line with your agent first (Settings › Phone lines).
Tips
- A note says when your browser's voice stands in for a voice the browser cannot play.
Good to know
- A test call is not billed or counted.
- Only workspace managers can place the cloned-voice test call.
Related how-tos
- Voice settings and playground Adjust how the voice in use sounds, try it with your own sentence and save the settings for calls.
- Voice playground Type a line, pick a voice and hear it the way callers would, before it goes on a call.
- Use your cloned voice for calls, or delete it Make your agent speak in your cloned voice, choose the engine that holds the conversation, or delete the voice.
- Run an agent's calls on Vapi Switched off until an operator turns it on Switch an agent's calls from Grok to the Vapi engine, set up its Vapi assistant and test it.