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Build production-ready voice agents without the complexity.

Join the waitlist for AssemblyAI's Voice Agent API. Best-in-class models, enterprise-grade infrastructure, zero complexity.

Voice Agent API

The easiest way to create a voice agent. The fastest way to scale one.

Everything you need to ship fast, scalable voice agents, without managing infrastructure. Full developer control, zero orchestration headaches.

The fastest path from idea to production voice agent

Best-in-class models, built in

Industry-leading speech recognition, high-quality text-to-speech, and your choice of LLMs, all built in. We've done the evaluation work so you don't have to.

Ship and iterate at speed

Edit your agent configuration, test instantly, deploy in seconds. Update behavior without touching infrastructure.

Scale from one agent to hundreds

Create and manage dozens of specialized agents programmatically with consistent, repeatable workflows. No UI bottlenecks.

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Documentation

Review our comprehensive getting started guide and technical documentation for detailed implementation information.

Explore our documentation

Playground

Use our no-code Playground to see Universal-Streaming's performance with your specific audio and use cases using our interactive testing environment.

Try our Playground

Pricing

Priced at just $0.15 per hour, builders can ship voice agents that feel more natural, finish tasks successfully, and scale without surprise fees.

Get our pricing