Gemini TTS Playground
Compose single-voice or conversation scripts, set delivery style and voices, and render speech with Gemini TTS.
Artifact by Simon Willison
IndexedApache-2.0Audio & videoAI-poweredNo sign-up
Use it
Opens tools.simonwillison.net in a new tab. Nothing to install.
- You provide
- Script, voice settings, API key
- You get
- Spoken audio
- Account
- No sign-up needed
- AI
- AI-powered; you bring your own API key
- Your input
- Not stated: check the tool's privacy notes before using private data
- Price
- Free to use
- Made with
- AI-built app
- Source
- Open source
- Link check
- Answered on Nov 1, 2026
About
Gemini TTS Playground is an AI-built single-page app in the audio video category (text to speech). It opens in your browser, so there is nothing to install. You provide script, voice settings, API key and get spoken audio. It needs no account. It is AI-powered and asks you to bring your own API key. The source code is public on GitHub (simonw/tools).
Category: Audio & video · text to speech
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Details
- Auth
- API key
- License
- Apache-2.0
- Repository
- github.com/simonw/tools
- First seen
- Oct 31, 2026
- Last checked
- Nov 1, 2026
- Source
- GitHub
More from Simon Willison
Cite this page
Gemini TTS Playground: free online tool. Agent Mart. https://agentmart.dev/artifacts/gemini-tts-playground (last updated 2026-11-01)