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Speech to text

rev.ai

Accurate speech-to-text API and speech recognition service with various features and language support.

Source rating 5.0 (51) 83k views 83k/mo traffic 0 saves Paid
Speech-to-text Speech Recognition Transcription
More categories (11)
ASR API Language identification Sentiment analysis Topic extraction Real-time transcription Audio transcription Video transcription NLP Translation Forced Alignment
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From 0.3¢/min

Verdict

A quick read before you dig into the full page.

Best if
You are developers and need: Transcribing audio and video files
Skip if
You need a free plan with no credit card
Pick this when
Paid · From 0.3¢/min

Overview

Rev AI is a speech-to-text API and speech recognition service that offers accurate transcription at 0.3¢/min. It provides asynchronous and streaming APIs, human transcription services, and insights like topic extraction and sentiment analysis. Rev AI supports multiple languages and offers features like language identification and forced alignment.

rev.ai screenshot

Best for

Short scenarios where rev.ai tends to shine.

  • Transcribing audio and video files

    Best for Developers

  • Real-time transcription of live streams

    Best for Researchers

  • Identifying languages in audio or video

    Best for Journalists

  • Analyzing sentiment in text

    Best for Podcasters

  • Extracting key topics from text

    Best for Video producers

  • Summarizing voice content

    Best for Businesses needing transcription services

  • Translating audio and video content

    Best for Call centers

  • Enhancing content searchability with precise timestamps

    Best for Educational institutions

Example outputs 1

Sample generations and before/after results for rev.ai.

rev.ai screenshot
rev.ai screenshot

Access & connections

Where you can use rev.ai.

Platforms

Web

Capabilities

What this tool accepts, produces, and is strongest at.

Highlights

  • Asynchronous Speech to Text API
  • Streaming Speech to Text API
  • Human Transcription
  • Language Identification API
  • Sentiment Analysis API
  • Topic Extraction API
  • Translation API
  • Forced Alignment

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FAQ 5

What is Rev AI?
Rev AI is a speech-to-text API and speech recognition service that offers accurate transcription at 0.3¢/min. It provides asynchronous and streaming APIs, human transcription services, and insights like topic extraction and sentiment analysis. Rev AI supports multiple languages and offers features like language identification and forced alignment.
How to use Rev AI?
To use Rev AI, you can submit audio or video files for asynchronous transcription, stream audio or video for real-time transcription, or use the API for language identification, sentiment analysis, and topic extraction. SDKs and documentation are available to help developers integrate Rev AI into their applications.
What is the accuracy of Rev AI's speech-to-text service?
Rev AI claims to have the most accurate speech-to-text API on the market with a low word error rate and is trained on a diverse collection of voices.
What languages does Rev AI support?
Rev AI supports 58+ languages for asynchronous transcription, 9 languages for streaming transcription, 22 languages for language identification, and 11 languages for translation. Sentiment analysis, topic extraction, and summarization are English only. Forced Alignment supports English, Spanish, and French.
What security standards does Rev AI comply with?
Rev AI complies with SOC II, HIPAA, GDPR, and PCI standards.
rev.ai From 0.3¢/min
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