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HELM Classic - OpenbookQA — leaderboard

Metric: Exact Match (%). Source: crfm.stanford.edu. 32 models tracked.

Top models

#ModelScore
1text-davinci-00364.6
2text-davinci-00259.4
3davinci58.6
4gpt-neox-20B52.4
5gpt-j-6B51.4
6text-curie-00151.4
7text-babbage-00145.2
8text-ada-00134.6

Interactive version: theaggregate.ai/benchmark?slug=helm-classic-openbookqa · How the rankings work · Data refreshed daily, snapshot 2026-07-22.

Built by Mikhail Doroshenko — AI researcher, co-author of Humanity’s Last Exam. Independent project; no affiliation with any AI lab.