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Posts tagged with "RULER"

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Featured image for article: Benchmarking Context Windows: NIAH, RULER, MRCR, and What They Actually Measure
Mar 31, 2026 NIAH RULER MRCR benchmarks context evaluation long context testing

Benchmarking Context Windows: NIAH, RULER, MRCR, and What They Actually Measure

Needle in a Haystack tests one thing. RULER tests another. MRCR tests yet another. Here's what each benchmark actually measures and what it misses.