Leaderboard Leaderboards / Humanity's Last Exam (HLE)
Humanity's Last Exam (HLE)
Expert-written questions at the frontier of knowledge; HLE-Rolling and HLE-Diamond variants.
- Operator
- Center for AI Safety and Scale AI
- Leaderboard
- lastexam.ai
- Category
- Knowledge / reasoning
- How results are made
- Operator runs the evals
- Checked
- 2026-10-31
Raw data
Not published. The question set is on Hugging Face (cais/hle); no result download found.
Licence / reuse: Unclear
MIT (code) (licence of the repository that holds the result files). A licence exists, but it covers the code or website rather than clearly the results.
GitHub reports MIT for the code repo; no licence statement for leaderboard results.
Submissions: Not stated
We found no statement about outside submissions.
Last updated: 2026-09-22 Updated in last 90 days
- 2026-09-22: Date stated on the page (“[09/22/2026]: HLE-Diamond is released.”) · lastexam.ai
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