Atlas

Benchmarks

Science's Last Exam: Scientific Software Operation

Sciences Last Exam

Whether an agent can use specialized software to deliver artifacts that meet a specification, scored as the share of 14 tasks receiving full credit.

Models
6
Top score
79.0
Leader
Claude Opus 5
Updated
Nov 4, 2026
Resolution
—
Saturation
—

No signal or difficulty estimate. Too few models have been measured on this benchmark to estimate its difficulty.

6 dated models · 2 frontier modelsClosed weightsOpen weights
Data: AItonomyatlas.village.dev
#ModelSettingScoreSource
1Claude Opus 5high · Science's Last Exam; Claude Code with web search and fetch off; DiscoveryRSI for Hypothesis Discovery
79.0
2GPT-6.1 Solmedium · Science's Last Exam; Codex with web search and fetch off; DiscoveryRSI for Hypothesis Discovery
64.0
3Kimi K3.1 Pronot reported · Science's Last Exam; Claude Code with web search and fetch off; DiscoveryRSI for Hypothesis Discovery
57.0
4MiMo-V2.6-Pronot reported · Science's Last Exam; Claude Code with web search and fetch off; DiscoveryRSI for Hypothesis Discovery
57.0
5GLM-5.3 Flashhigh · Science's Last Exam; Claude Code with web search and fetch off; DiscoveryRSI for Hypothesis Discovery
43.0
6MiniMax M3high · Science's Last Exam; Claude Code with web search and fetch off; DiscoveryRSI for Hypothesis Discovery
29.0
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