Shared Git-Backed Memory Helps AI Coding Agents Avoid Rejected Approaches

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A developer describes how scattered Markdown notes caused Claude Code, OpenAI Codex, and Google Antigravity agents to revisit approaches the team had already abandoned. He built KYB, an open-source shared store backed by Git, which keeps versioned records with lifecycle states such as active, archived, and retracted. The system lets users query current state, history, or a specific time slice, and allows wrong information to be replaced rather than appended. The author notes his experience is anecdotal, with no controlled benchmarks, and the mechanisms are pinned to KYB version 0.3.3.

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