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Long AI chats drop your corrections and repeat old answers. The model didn't get dumber, it ran out of room. A two minute test and a restart habit that fixes it.
September 29, 2026 AI ToolsContext engineering borrowed cache vocabulary but skipped the part that matters: key design. Here's how versioned, provenance-based keys fix stale retrieval where TTL clocks can't.
August 17, 2026 AI AgentsLong agent loops collapse around turn 8 — not because the window is full, but because tool results silently eat the budget. Here's the audit pattern and checkpoint prompt to fix it.
June 01, 2026