AssemblyAI
Category: Audio transcriptionAssemblyAI provides speech-to-text and speech-understanding APIs for transcription, speaker diarization and identification, translation, summaries, sentiment, and other audio intelligence. It offers a free tier and pay-as-you-go usage; pre-recorded transcription starts at $0.15 per audio hour for Universal-2.
Pricing
Freemium
Prices change often. Confirm current plans on the official website before you buy.
Listed features
- Speech-to-text in 99+ languages across models
- Speaker diarization and identification
- Summaries, sentiment, topics, and translation
- Free tier available
- Usage-based pricing from $0.15 per audio hour