What is Sessionat?

Sessionat is a Chrome extension that automatically captures the full subtitles of every YouTube video you watch and stores them locally for search and AI analysis. It allows you to use your own OpenRouter API key to converse with any large language model (LLM) about video content, while ensuring all data remains on your device.

How to use Sessionat?

1. Install the extension from the Chrome Web Store (about 10 seconds). 2. Watch YouTube videos normally, and the extension will automatically save subtitles. 3. Click the extension popup to search watched videos or chat with the video. 4. Export your data anytime (JSON format).

Core features of Sessionat

Automatic video tracking - Automatically saves every watched YouTube video
Full subtitle capture - Extracts complete subtitles from videos with subtitles
Smart search - Instantly search across all watched videos
Export/Import - Export data in JSON format at any time
Privacy-first design - All data stored locally
PIN protection - Optional security protection
AI chat (requires API key) - Ask questions about any video and get intelligent answers
24-hour session - Maintains conversations with full context