How do I save my first item?

Paste any YouTube URL, article, or PDF into the capture bar. BrainTube extracts the transcript, generates a summary, and indexes everything within a minute.

How do I connect BrainTube to Claude or Cursor?

Open /connect in the app to get your MCP URL and API key, then paste it into Claude Desktop's config or Cursor's MCP settings. Your library becomes a tool the AI can call.

A Brain is a focused group of items you can chat with. Dashboard → Brains → New, pick items, give it a name. You can keep it private or share it publicly via a slug.

How does billing work?

Plans run monthly or annually with a 7-day trial. BrainTokens cover AI usage on top of your plan. Refunds within 14 days, no questions asked.

Where is my data stored?

EU-region infrastructure. You own your data, you can export it as JSON anytime, and account deletion purges backups within 30 days.

Interests and Moments — Help

BrainTube learns your interests and surfaces relevant content at the right time.

Interests

Auto-Detection

BrainTube analyzes your saved content to identify core interests — topics you consistently save and engage with.

Interest Management

View detected interests, add or remove manually, adjust weights, and link to specific Second Brains.

How Interests Are Used

Proactive surfacing — Relevant content is highlighted
Smart notifications — Alerts for new matching content
Discovery — Find related content you might have missed
Community topics — Connect with users sharing similar interests

Moments

Contextual highlights — specific segments particularly relevant to your interests:

Bookmark moments — Save specific timestamps or paragraphs
Cross-reference — See when sources discuss the same concept
Timeline view — Review moments chronologically

Tips

Regularly review and refine interests for better recommendations
Interests evolve as your corpus grows
Use interests to guide your content saving strategy