Speech-to-textStreaming audioVoice agents

Vapi

Overview

Vapi is a developer platform for building voice AI agents, they handle the complex backend of voice agents for you so you can focus on creating great voice experiences. In this guide, we’ll show you how to integrate AssemblyAI’s streaming speech-to-text model into your Vapi voice agent.

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Vapi

View Vapi’s AssemblyAI STT provider documentation.

Quick start

1

Head to the “Assistants” tab in your Vapi dashboard.

Click on your assistant and then the “Transcriber” tab.

Select “Assembly AI” on the Provider dropdown and make sure the “Universal Streaming API” option is toggled on.

Your voice agent now uses AssemblyAI for speech-to-text (STT) processing.

New to Vapi? Visit the Quickstart Guide to explore various example voice agent workflows. For the easiest way to test a voice agent, follow this simple phone-based guide. Vapi offers a wide range of example workflows to get you up and running quickly.