Claude Code doesn't dump everything into your context window. It uses a three-layer memory system that keeps it coherent across sessions lasting days.

Layer 1 is a lightweight index, always in context. Layer 2 is topic files, loaded only when needed. Layer 3 is full session… pic.twitter.com/3udnaP1x9M

— Louis-François Bouchard 🎥🤖 (@Whats_AI) 2 mai 2026

Claude Code doesn't dump everything into your context window. It uses a three-layer memory system that keeps it coherent across sessions lasting days. Layer 1 is a lightweight index, always in context. Layer 2 is topic files, loaded only when needed. Layer 3 is full session

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