What are the best alternatives to AssemblyAI API?

The top alternatives to AssemblyAI API are Pipecat, LiveKit Agents, Whisper Large v3, ranked by real usage data on Unfragile.

Are there free alternatives to AssemblyAI API?

Yes, 18 free alternatives to AssemblyAI API exist, including Pipecat, LiveKit Agents, Whisper Large v3.

20 alternatives ranked by real usage data. AssemblyAI API scores 55/100 — 18 tools score higher.

Speech-to-text with intelligence — Universal-2, summarization, PII redaction, LeMUR for audio LLM.

20 alternatives

18 free options

18 score higher

Open-source realtime voice-agent framework — composable STT/LLM/TTS pipelines, every provider, WebRTC.