# We Built the Hardest Test in Human History to Measure AI. It Lasted 18 Months.

> Source: <https://pub.towardsai.net/we-built-the-hardest-test-in-human-history-to-measure-ai-it-lasted-18-months-d95631265107?source=rss----98111c9905da---4>
> Published: 2026-06-26 23:01:01+00:00

Every time researchers built a benchmark to measure how intelligent AI had become, AI broke it. So they built a harder one. Then AI broke…
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