I Compiled 55 Days of Screen Activity Into Episodic Memory for My AI Agent
Disclosure: I built and maintain the open-source tool discussed in this article. It is MIT-licensed and free.
My coding agent can quote any file in my repo. It can search the web, hit APIs, and refactor a module while I get coffee. Ask it "what was I working on before lunch?" and it has nothing. Total blank.
That blank spot has a name in the research: episodic memory for AI agents, a record of experience situated in time. A 2025 position paper called it the missing piece for long-term LLM agents, and I kept nodding while reading it, because I'd hit the wall myself. My agent knew my code better than I did and knew my day worse than a stranger.
So I spent a few weeks building the layer that fixes it, then measured everything on 55 days of my own screen capture. The short version: you can...
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