STEMBench120 - Earth science: leaderboard

STEMBench120 - Earth science. v1.0.0; 120 tasks across six STEM domains; Codex tool runs distinct from closed-book rows; correctness-adjusted research progress, not answer accuracy. Reported metric: Research progress (0–4). Primary published table, with source configuration boundaries preserved.

Metric: Research progress (0–4). Source: www.ulam.ai. Saturation forecast: Around 2029. 10 models tracked.

Top models

#ModelScoreOverall rank
1Claude Opus 5.52.76#3
2GPT-6 Astra (xHigh)2.73#5 (GPT-6 Astra)
3GPT-6.1 Sol2.68#8
4Muse Wonder2.66#16
5Gemini 4 Argon2.65#7
6MiMo-V2.6-Pro2.62#37
7Hy4 preview2.6#39
8DeepSeek V4.1 Flash2.59#36
9Mistral Large 42.49#98

No result here: #9 Claude Fable 5.1, #10 Claude Sonnet 5.5.

Interactive version: theaggregate.ai/benchmark?slug=stembench120-earth-science · How It Works · Data refreshed daily, snapshot 2026-10-16.