1
AssemblyAI Free tier

Speech-to-text API with speaker diarization, sentiment analysis, and topic detection.

Free for 100 hrs · Paid from $0.37/hr Developers wanting transcription and audio intelligence APIs
Transcription API Speaker Labels Sentiment Summarization
2
Otter.ai Free tier

AI-powered meeting assistant for transcription, summaries, and action items.

Free for 300 min/mo · Free Professionals wanting AI meeting transcription and summaries
Meeting Transcription AI Summaries Action Items Search

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