5 articles on External Memory Series — programs, tooling, and delivery on Petralian.
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5 articles on External Memory Series
Best forAnyone adopting file-based memory for AI-assisted work — start here for the series map
Chat is not memory. This series explains a file-based external brain for builders and leaders—four layers, hooks, and why it beats hoping the model remembers.
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Best forKnowledge workers layering Obsidian memory beyond a single chat thread
The same three-layer memory stack used for shipping code works for strategic work, client engagements, and cross-tool AI—short chat, operational handoffs, evergreen notes, and explicit feedback.
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Best forBuilders implementing the three-layer external memory model for AI-first dev
Chat context is not memory. A three-layer file system—session, operational, evergreen—plus hooks and git automation is how I keep production codebases coherent across hundreds of agent sessions.
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Best forTeams adopting governance for file-based agent memory instead of hoping context sticks
Chat memory is opaque and ephemeral. Deliberate files give audit trails, solo-shipping continuity, team handoffs, and survival when models or tools change.
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Best forBuilders choosing pragmatic file memory over diagram-perfect architecture
The popular STM / LTM / feedback diagram optimizes in-model memory. A file-based external brain optimizes audit, handoff, and tool churn. Here is when each design wins—and why I chose files.
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