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Context Windows Don’t Know What’s Still True — I Built a Validity Layer That Does

September 8, 2026

A context window can be technically complete and still describe a world that no longer exists. I built a deterministic benchmark to measure the cost of acting on stale context.

The post Context Windows Don’t Know What’s Still True — I Built a Validity Layer That Does appeared first on Towards Data Science.

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  • Brent crude nears $100 after strikes on Saudi energy sites amid renewed Mideast hostilities
  • Context Windows Don’t Know What’s Still True — I Built a Validity Layer That Does
  • Pharma major Novartis falls 9% after three drug trial setbacks
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