The Most Accurate Speech-to-Text APIs for all of your speech recognition needs

Rev AI's suite of speech-to-text APIs allows businesses to build powerful downstream applications. We train our speech engine on 50,000+ hours of human-transcribed content from a wide range of topics, industries, and accents. The result? You get access to the most accurate speech recognition products on the market.

Get more out of your audio and video with our unmatched accuracy in an easy-to-use API.

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Why Rev AI?
Build better products
We train our speech models on 50,000+ hours of verbatim transcribed speech data to produce the most accurate API-driven automated speech recognition engine.
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Reduce time to market
You can integrate in hours, not days or weeks. Our collection of SDKs get you up and running in no time.
Expand your offering
You can transcribe from any cloud storage provider; no limitations for you or your customers.
Go-to-market with confidence
We maintain 99.99% uptime and are on call to respond to security alerts and events.
Control your data
All files are encrypted both at rest and in transit via industry best-practices. You can delete files permanently with a simple API call.
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Learn from your audio
Drill into insights with advanced punctuation, per-word confidence scores, the industry's largest custom vocabulary, and speaker diarization.
Overcome the limits of spoken word
Speech to Text API
Audio transcription for pre-recorded audio.
Speech to Text API
Real-time audio transcription.
Language Identification, Topic Extraction, Sentiment Analysis
Go beyond Speech to Text with actionable insights.

Rev AI's English Transcript Word Error Rate (WER)

Rev AI's English Transcript Accuracy

Best-in-class accuracy
When transcription accuracy matters, you can count on Rev AI.
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Simple integration
Our easy-to-use API is designed by developers for developers. We provide you with SDKs, comprehensive documentation, and expert support so you can get started in minutes. All you need to generate your first transcript is an access token.
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Transcend barriers of communication with Rev AI

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