How do you retain system design context across AI coding sessions?

yaxir · reddit · 2026-11-02

A heavy AI-coding user asks how to retain architectural context across agent sessions: new agents don't know why a decision was made months ago or whether a data structure is reusable. The result is either agents burning tokens re-gathering context or humans re-reading code to explain it. AGENTS.md seems too blunt for a large monorepo that would bloat over time. The post asks for more sophisticated, better-organized approaches teams actually use.

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