Transcript & repurposing API for creators
Turn one video into a dozen assets. Captapi extracts transcripts and AI summaries from YouTube, TikTok and Instagram so you can auto-generate timestamps, blog posts, show notes and social captions — without copy-pasting or manual transcription.
What you can build
Repurpose to blog posts
Convert a video transcript into a draft article in seconds.
Auto timestamps & chapters
Generate chapter markers and key moments from the transcript.
Social captions & threads
Summarize a video into captions, hooks and X/LinkedIn threads.
Searchable show notes
Publish clean, SEO-friendly transcripts alongside every episode.
APIs you'll use
Why Content Creators choose Captapi
- One REST API for YouTube, TikTok, Instagram & Facebook
- Clean JSON — no scraping, no OAuth, no quotas
- Transcripts, AI summaries, comments & engagement
- 100 free credits to start, no credit card
Frequently asked questions
Can I get a transcript of my own videos automatically?+
Yes. Send the video URL to Captapi's transcript endpoint and get clean text back, ready to repurpose into blogs, captions or show notes.
Does it work for Shorts and Reels?+
Yes — Captapi supports YouTube (including Shorts), TikTok and Instagram Reels for transcripts and summaries.
Other use cases
Build it with Captapi
Get your API key and 100 free credits in 60 seconds. No credit card.