River Flow
Alternating content blocks with text panels and image slots.
Review Status
Left Primary
Stacked left-aligned cards with bordered text panel and large image.
Security and privacy
AssemblyAI uses enterprise-grade security practices to keep your data safe. We approach security by design and default, and continuously ensure AssemblyAI is secure for you and your team.
Playground
Try our models directly in the browser. Upload audio, test features, and see results in real time.
Universal-3 Pro
Our most accurate speech-to-text model, delivering best-in-class performance across every benchmark.
Security and privacy
AssemblyAI uses enterprise-grade security practices to keep your data safe. We approach security by design and default, and continuously ensure AssemblyAI is secure for you and your team.
Playground
Try our models directly in the browser. Upload audio, test features, and see results in real time.
Universal-3 Pro
Our most accurate speech-to-text model, delivering best-in-class performance across every benchmark.
Left-Right Primary
Alternating left/right cards with bordered text panels.
Security and privacy
AssemblyAI uses enterprise-grade security practices to keep your data safe. We approach security by design and default, and continuously ensure AssemblyAI is secure for you and your team.
Playground
Try our models directly in the browser. Upload audio, test features, and see results in real time.
Universal-3 Pro
Our most accurate speech-to-text model, delivering best-in-class performance across every benchmark.
Security and privacy
AssemblyAI uses enterprise-grade security practices to keep your data safe. We approach security by design and default, and continuously ensure AssemblyAI is secure for you and your team.
Playground
Try our models directly in the browser. Upload audio, test features, and see results in real time.
Universal-3 Pro
Our most accurate speech-to-text model, delivering best-in-class performance across every benchmark.
Left-Right 3-Card Tertiary
Alternating cards with heading + feature list and medium image.
Speech-to-Text
Real-time transcription
Stream audio and receive transcriptions in milliseconds with our WebSocket API.
Batch processing
Speaker diarization
Custom vocabulary
Audio Intelligence
Summarization
Generate concise summaries of audio content using LLMs.
Sentiment analysis
Topic detection
Entity detection
Voice Agents
End-to-end voice AI
Build conversational voice agents with natural speech synthesis.
Custom voices
Function calling
Guardrails integration