Speech-to-Text API
The easiest platform for developers to build, ship, and scale speech AI.
Executive Summary
AssemblyAI offers a powerful, developer-friendly Speech-to-Text API designed to convert spoken audio into highly accurate written text using cutting-edge AI models. It provides a simple interface for developers to integrate advanced transcription capabilities into their applications, supporting both batch processing of audio files and real-time streaming transcription. Beyond basic transcription, the API includes optional Speech Understanding features such as speaker diarization, enabling deeper insights from voice data. The platform is built for scalability, handling hundreds of millions of API calls, and is trusted by developers for its ease of use and robust performance. AssemblyAI prioritizes enterprise-grade security and compliance, holding SOC 2 Type 2 certification and adhering to GDPR and CCPA data privacy frameworks. This ensures secure processing and handling of sensitive voice data, making it suitable for a wide range of applications from corporate transcription services to building sophisticated voice agents and meeting notetakers.
Use Cases
- Converting spoken words into written text for various applications
- Building real-time transcription bots for meetings (e.g., Zoom)
- Developing voice agents and conversational AI
- Providing corporate transcription services for business audio
- Creating meeting notetakers with advanced speech understanding
Features
Intelligence
- Accurate Transcription: Converts spoken audio into highly accurate written text using industry-leading AI models.
- Real-time Transcription: Processes live audio streams for immediate text output, suitable for live captions and interactive applications.
- Speech Understanding Features: Extracts deeper insights from audio, including speaker diarization.
- Multilingual Support: Supports transcription in multiple languages, with Universal-Streaming for English and other languages.
Support
- API Documentation & Examples: Comprehensive documentation, API reference, and code examples to aid developers in integration.
- Custom Integration Support: Team available for assistance with custom integration requirements.
Technical Specifications
- Architecture
- API-driven, cloud-based architecture for scalable speech processing.
- Deployment
- SaaS
- Authentication
- API Key
- API Available
- Yes
AI/ML Stack
- Neural Networks
- Cutting-edge AI Models
Integrations
- Make
- Postman
- Activepieces
- Recall.ai
Security & Compliance
Certifications: SOC 2 Type 2
Encryption: Data is protected with enterprise-grade security features, including encryption.
Pricing
- Model
- Per minute or hour of audio processed
- Starting Price
- Contact sales
- Target Customer
- SMB,Mid-Market,Enterprise
About AssemblyAI
AssemblyAI is a developer-focused AI company that provides speech-to-text and audio intelligence APIs for transcription, summarization, content moderation, and other speech and audio understanding tasks. Their cloud APIs enable developers and enterprises to build voice-enabled applications and extract insights from audio at scale.