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Playground

Hear it. Then build it.

No signup needed - tap a voice, or type a line and synthesize it live. When you're ready for the full kit, the console Playground has Hear, Omni, and code export.

Hear it say your words178 left

Want the full thing - Hear, Omni, code export?Open the Playground

Stock voices

Instant preview

36 in the live catalog - here are a few.

Transcribe a callUpload audio and watch Hear transcribe it, with streaming partials.Talk to an Omni agentOpen a realtime voice session and have a back-and-forth conversation.Export the codeTweak any example and copy a ready-to-run snippet into your app.

The live demo is rate-limited and capped. Prefer to build with an AI agent?

Stop paying for stitched voice AI.

Start with a free key, 10,000 Hear minutes every month, and $50 in credits. Test the same OpenAI-compatible stack you can take to production with Omni, Agents, and Trace.

Get a free key Model your spend

No credit card - OpenAI-compatible - cancel anytime