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openbench includes a comprehensive suite of knowledge benchmarks covering diverse subjects from undergraduate to graduate level, spanning multiple languages and domains.

Available Benchmarks

MMLU

Massive Multitask Language Understanding across 57 subjects including STEM, humanities, and social sciences.

MMLU-Pro

Enhanced version of MMLU with more challenging questions and additional subjects.

GPQA Diamond

Graduate-level science questions (PhD-level) in physics, chemistry, and biology.

SuperGPQA

Extended graduate-level question answering spanning 285 academic disciplines.

TUMLU

Turkish Understanding and Multitask Language Understanding across 9 languages.

OpenBookQA

Question answering requiring multi-step reasoning with elementary science knowledge.

HLE

Humanity’s Last Exam - 2,500 expert-written questions from 1,000+ domain experts across diverse fields.

HLE Text

Text-only version of Humanity’s Last Exam without visual components.