deep research
OpenAI
rich detail 10 method fields published
Evaluation
Humanity's Last Exam
Expert-level questions across 100+ subjects (3,000+ MCQ and short-answer questions)
How it was run
Open a release to see the setup, scoring, and other details that the lab published. Only fields the lab actually disclosed are shown.
Gemini 2.5
Google DeepMind — Gemini
rich detail 15 method fields published