VidBrief turns any YouTube URL into a TL;DR summary, clickable chapter outline, full transcript, and a chat that grounds every answer in a [mm:ss] timestamp — under 30 seconds. Every video is indexed into a personal knowledge base. Free tier, no card.
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Maker
📌
Hey Hunters 👋
I'm Chris, solo founder of VidBrief.
I built this because I had a YouTube problem: I'd open a 60-minute video hoping to learn something, watch 15 minutes of filler, and bail before they ever got to the point. Worse, when I did find the gold, I had no way to come back to it later.
VidBrief turns any YouTube URL into:
🎯 A TL;DR summary in 30 seconds
📑 A clickable chapter outline — click a timestamp, the player jumps
💬 A chat where every answer cites a [mm:ss] in the transcript (click to verify in 3 seconds)
🧠 A personal knowledge base across every video you've ever processed — ask "what did I hear about Fed policy across the 12 videos I watched this month" and get cited answers per source
The differentiator I'm most proud of: every chat answer is grounded in a transcript timestamp. Click any [mm:ss] citation and the embedded player jumps to that exact second. No more "did the AI hallucinate this" — verify in one click.
Built solo over 3 weeks. Stack: Next.js + Postgres/pgvector for vector search, DeepSeek for LLM (10x cheaper than GPT-4 for this task), Paraformer-v2 ASR (handles Chinese & English better than Whisper).
Free tier: 10 videos/month, no credit card. Plus from $8/mo yearly.
🎁 PH-exclusive: code PHLAUNCH50 for 50% off the first year on Plus or Pro (valid 7 days from launch).
Would love your roast. Specifically:
— Is citation-grounded chat actually useful or overkill?
— What integrations would make this stick in your workflow? Currently Notion, Discord, Obsidian, Markdown.
— Would you use this daily, weekly, or one-off?
I'll be in the comments all day. Drop your toughest YouTube URL and I'll process it live 🚀