edX Captions
by 2U / edX
edX Open edX platform with caption tracks attached to every course video.
Looking at edX Captions? Try this first.
Drop your audio. Transcript in seconds. First transcript free, then $4 = 300 min
TL;DR
Best for learners who use the transcript pane on edX courses as a study tool while watching lectures. Pricing: free.
Category
Products
License
—
Stars
—
Last push
—
Pricing
free
Platforms
Web, iOS, Android
What it is
edX courses ship with caption tracks for every video lesson; transcripts appear in a side pane that highlights as the lecturer speaks and lets learners click into the video. The Open edX platform supports caption ingest from partner ASR vendors.
Best for: Learners who use the transcript pane on edX courses as a study tool while watching lectures.
Watch out for: Open edX self-hosters must run their own ASR pipeline; not a licensable caption product.
Watch out for: Open edX self-hosters must run their own ASR pipeline; not a licensable caption product.
Features
| Speaker diarization | No |
| Word-level timestamps | Yes |
| Streaming / real-time | No |
| Languages supported | None |
| HIPAA eligible | No |
edX Captions vs Whipscribe
| Feature | edX Captions | Whipscribe |
|---|---|---|
| Category | Products | Transcription APIs |
| Pricing | Not verified | $4–$24 one-time packs (credits never expire) · $2 single unlock · 60 min free on signup |
| Speaker diarization | Not verified | Yes |
| Word timestamps | Not verified | Yes |
| Streaming | Not verified | No |
| Languages | — | 99 |
| Platforms | Web, iOS, Android | Web, API, MCP |
Alternatives to edX Captions
Whipscribe is a managed faster-whisper + whisperX service. If you want transcripts without running infrastructure, paste a URL or drop a file in the form below — you'll have a transcript in seconds.