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AssemblyAI
Freemium
Speech AI API for transcription, understanding, and insights
AssemblyAI · Voice & Audio
About AssemblyAI
AssemblyAI provides developer-friendly APIs for speech-to-text transcription, speaker diarization, sentiment analysis, topic detection, and audio intelligence. Built for production-grade voice applications at scale.
Key Use Cases
- Meeting transcription
- Call analytics
- Podcast indexing
- Voice apps
Pros
- High accuracy
- Rich audio intelligence
- Developer-friendly API
Cons
- Cost at high volume
- Not real-time for free tier
Alternatives to Consider
Details
Tags
Speech-to-TextAPINLPAudio IntelligenceDeveloper