AssemblyAI

Speech-to-text plus understanding: summaries, chapters, sentiment

assemblyai.com · Free credit; from ~$0.12/hr

AssemblyAI transcribes audio and then understands it — speaker labels, chapters, summaries, PII redaction — one API for the whole meeting-notes pipeline.

Capabilities

Capabilities

  • STT with diarization, auto chapters, summarization, content moderation, LeMUR LLM layer
  • Free tier ~$50 credit; ~$0.12/hr Nano, $0.37/hr Best

Best for

  • Meeting-notes and podcast-tool clones (Otter/Fathom-likes) needing transcript + insights

Not for

  • Ultra-low-latency streaming voice UIs (Deepgram is faster)