Self-hosted · Audio

Whisper (OpenAI / faster-whisper)

Speech-to-text models you can run locally for captions and search.

Best for: Captions & offline transcripts

Pricing: Free (OSS) / API paid

Official site All tools

Strengths

Video editing & explainers · supporting — Local captions from the final mix or camera audio.
Local / offline AI · supporting — Offline transcription.
Voice, captions & audio · primary — Local transcription + captions.
Classroom / teaching · supporting — Caption recorded demos.
Meeting notes & action items · primary — Local transcript when privacy matters.
Social posts & shorts scripts · supporting — Captions when you stay local.
Accessibility alt text & captions · primary — Captions/transcripts from real audio.