Products
Products
Speech-to-Text
Streaming Speech-to-Text
Speech Understanding
Product overview
Use Cases
Conversation Intelligence
Voice Agents
Customer Stories
Learn how Siro Reduced customer complaints and support tickets by 90%
See all customer stories
Research
Leaders in Speech AI research and deep learning.

Our research is focused on building new AI systems that can understand human speech with superhuman abilities.

Research overview
Universal pushes the boundaries of Speech-to-Text with market-leading accuracy both overall and in the areas critical to real-world use cases - proper nouns, formatting, and alphanumerics.
Read about Universal
Examine the performance of our Speech AI models across key metrics including accuracy, word error rate, and more.
See benchmarks
Developers
Resources
Documentation
API Reference
Cookbooks
Support
Quick Links
Status
Changelog
Discord
Resources
Blog
Customers
Security
Assembly Required
A series from AssemblyAI sharing tips and insights from AI founders.
Playground
Pricing
Enterprise
Contact us
Log in
Get started

Product
Speech-to-Text
Streaming Speech-to-Text
Speech Understanding
Playground
Pricing
Developers
Documentation
API Reference
Cookbooks
Support
Status
Changelog
Discord
Solutions
For Enterprise
For Startups
For Conversation Intelligence
Research
Overview
Universal-2
Benchmarks
Articles
Best speech-to-text APIs & AI models
AI-powered audio/video summaries
What is Automatic Speech Recognition?
Using AI to summarize meeting transcripts
What is speech-to-text?
Company
About
Security
Careers
Customers
Contact Sales
Blog
Legal
Terms of Service
Privacy Policy
Trust Center
Subprocessors
Do not sell my Personal Information

Build new AI products with voice data leveraging AssemblyAI’s industry-leading Speech AI models for accurate speech-to-text, speaker detection, sentiment analysis, chapter detection, PII redaction, and more.

© 2025 AssemblyAI, Inc.