LisanBench Author Teases Old Paper: OpenAI Models Excel at Pure Planning Task

scaling01 · x · 2026-10-25

Eval blogger scaling01 says he "should really just publish the old LisanBench paper." He previously revealed that on a derived task stripping out knowledge recall and graph construction, OpenAI models remain extremely strong: given a 100-word graph, models must find the longest simple path from a starting word — a task closest to measuring pure planning ability. The tease suggests OpenAI models are underrated on certain reasoning dimensions.

Related event: OpenAI Models Sweep Top Spots on Pure Planning Benchmark(2 posts)→

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