reasoning
Humanity's Last Exam
- #140max of 58730.8%
Leader: Opus 5.5 · 61.4%
Alibaba · released 2026-05-20
Measured on 20 benchmarks across 2 reasoning efforts.
General frontier
45.9
#42 of 136 models · best at max
includes estimates: 15% of the mix is measured for this model
reasoning
Leader: Opus 5.5 · 61.4%
knowledge
Leader: Opus 5.5 · 46.4
reasoning
Leader: Opus 5.5 · 88.4%
agentic
Leader: GPT-6 Astra · $15,515
agentic
Leader: GLM 5.2 · 99.1%
coding
Leader: Opus 5.5 · 1813
coding
Leader: Opus 5 · 97.0%
coding
Leader: GPT-5.5 · 73.2%
coding
Leader: GPT-5.6 Sol · 65.9%
composite
Leader: Opus 5.5 · 57.6
composite
Leader: Gemini 4 · 1525
composite
Leader: Gemini 4 · 1553
economics
Leader: Opus 5 · 73.2%
instruction
Leader: Grok 4.3 · 83.3%
knowledge
Leader: Fable 5.1 · 67.2%
knowledge
Leader: MiniCPM5-1B (Non-reasoning) · 99.1%
knowledge
Leader: Grok 4.3 · 79.3%
knowledge
Leader: GPT-6 Astra · 96.3%
long-context
Leader: Kimi K3 · 88.7%
reasoning
Leader: Muse Wonder Full (Max) · 32.9%