Nathan Lambert: private benchmarks show open models behind, but lack community bug-squashing

natolambert · x · 2026-10-28

Hugging Face researcher Nathan Lambert weighs in on the industry's shift toward private benchmarks: they often show open models further behind, but private benchmarks lose the community that squashes the inevitable benchmark bugs. He's 50/50 on whether private or open-source evaluation is the better approach.

Related event: Nathan Lambert on the Benchmarker's Dilemma and Open Model Rankings(4 posts)→

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