Turn a YouTube channel into a queryable local knowledge base - caption ingest, BM25 search, extractive QA with timestamped citations. CLI + MCP server. Zero API keys.
**Turn a YouTube channel into a queryable local knowledge base.** Index every video's captions into a local SQLite/FTS5 brain, then search it with BM25 and ask it questions — answers are sentences **quoted from the transcripts**, each with a timestamped link that jumps to the exact moment in the video. Works from the CLI and as an **MCP server** for Claude Desktop,