Rev AI

Rev AI Speech to Text API — Accurate Transcripts with Rich Insights

Rev AI offers a comprehensive suite of speech-to-text capabilities designed for video and audio applications. It combines machine-generated transcripts with optional human transcription to achieve high accuracy across a broad language set, plus insights and NLP features to derive actionable data from content. The platform emphasizes low latency, robust security, and flexible deployment options to fit diverse developer needs.

Key Offerings

• Asynchronous Speech to Text API: Upload audio/video and receive machine-generated transcripts in minutes with high accuracy across 58+ languages.
• Streaming Speech to Text API: Real-time transcription as audio or video is streamed.
• Self-Hosted Options: Deploy Rev AI capabilities on your own infrastructure if needed.
• Human Transcription: Access human-made transcripts for the highest accuracy (~24-hour turnaround for English).
• Insights: Language Identification, Sentiment Analysis, Topic Extraction, Translation, and Forced Alignment to enhance searchability and analytics.

Language and Insight Capabilities

• Language Identification: Predicts the dominant language in audio/video (22 languages supported).
• Translation: Context-aware translations across 11 languages.
• Topic Extraction: Identify key topics for auto-tagging (English only).
• Sentiment Analysis: Detects positive, negative, and neutral statements (English only).
• Forced Alignment: Precise timestamps to improve content searchability (English, Spanish, French).
• Summarization (via Insights): Generate concise summaries of voice content (English only).

Core Advantages

• Best-in-class accuracy with low Word Error Rate (WER) across global accents and languages.
• 3M+ hours of training data to improve model performance and reduce bias related to gender, ethnicity, and accents.
• Robust security: SOC II, HIPAA, GDPR, and PCI compliance; data encryption at rest and in transit.
• Flexible deployment: Cloud, on-premises, or hybrid to meet data governance needs.
• Rich developer experience: SDKs, comprehensive docs, and quick-start tokens for easy integration.

How It Works

• Async API: Upload media → return transcript metadata → fetch final transcripts when ready.
• Streaming API: Transcribe in real-time as audio/video streams flow in.
• Insights: Run language detection and NLP analyses to extract metadata and enhance search and analytics.
• Optional Human Transcription: Choose human-generated transcripts for maximum accuracy on critical content.

Security and Compliance

• Data handling designed for enterprise needs with encryption, access controls, and industry-standard security practices.
• Suitable for regulated industries requiring HIPAA compliance and strict privacy controls.

Use Cases

• Captions and subtitles for videos and media libraries.
• Real-time transcription for live broadcasts or meetings.
• Accessible content through multilingual translation.
• Content indexing and search enhancement via topic, sentiment, and keyword tagging.
• Compliance and auditing through precise timestamps and human-reviewed transcripts.

How to Get Started

1. Choose Async or Streaming API (or Human Transcription) based on your workflow.
2. Submit your audio/video payload and specify language and features (Insights, Translation, etc.).
3. Retrieve transcripts and any associated insights/timestamps; integrate into your app.

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Face-Strip-Down Feature Summary

• Async Speech-to-Text API with 58+ languages
• Streaming real-time transcription
• Self-hosted deployment option
• Human transcription for highest accuracy
• Language Identification (22 languages)
• Translation (11 languages)
• Topic Extraction (English only)
• Sentiment Analysis (English only)
• Forced Alignment (English, Spanish, French)
• Summarization (English only)
• SOC II, HIPAA, GDPR, PCI compliance
• Data encryption at rest and in transit
• SDKs and developer-friendly documentation