Humanity’s Last Exam
Humanity’s Last Exam is an AI benchmark; this page records what it measures and traces its data, grader, and scores to primary sources.
Tests frontier models on expert-written, multimodal questions spanning mathematics, science, and the humanities.
- Address
- Online, Global
- Website
- lastexam.ai/
- Tags
- Viral, Science
- Category
- Reasoning
- Status
- Active
- Data licence
- MIT
- Data access
- open
- Grader
- mixed
- Organization
- Center for AI Safety
- Released
- 2025-01
- Leaderboard
- agi.safe.ai/dashboard
- Repository
- github.com/centerforaisafety/hle
- Task count
- 2,500
- Top-score provenance
- unknown
- ABI family
- No
Questions
Where is Humanity’s Last Exam?
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