Building an AI Memory System: A Lightweight Vector Database Guide
The Problem My AI assistant (OpenClaw) had a memory problem. Every restart, it started fresh. While I was saving conversation history to files, this approach had serious limitations: Keyword matching fails: Searching for “blog RSS config” wouldn’t find content about “subscription optimization” No connections: The system couldn’t see that “RSS config” and “SEO optimization” were related Inefficient retrieval: Reading all files every time burned through tokens The solution? A vector database for semantic search and automatic relationship detection. ...