WhisperX
Fast Whisper transcription with word-level timestamps and diarization
WhisperX extends Whisper with accurate word-level timestamps and speaker diarization. It uses forced alignment and voice activity detection to produce precise, batched transcriptions.
Key features
- Word-level alignment
- Speaker diarization
- Batched inference
- VAD preprocessing
Strengths
- Released under the BSD-3-Clause license
- Mature project with 23.5k GitHub stars
- Written in Python
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