ChemRxn-Bench Judge - Direct Selectivity: leaderboard

AppendixTable7 secondary judge: atom-level validity/semantic conditions separate from main rule-based exact-molecule scoring. RP judge precision,RR rule recall,RF1 per-figure judge macroF1; parentheses stereochemistry-blind. Weighted Overall judge composite. Same603figure manifest and zero-credit failure policy; source method-specific results.

Metric: Judge score (%). Source: arxiv.org. Saturation forecast: Not forecast. 8 models tracked.

Top models

#ModelScoreOverall rank
1Seed 2.1 Pro94.88#73
2Kimi K394.02#35
3Qwen3.8-Flash-Next91.33#76
4GPT-5.6 Sol88.31#22
5Gemini 3.1 Pro (Preview)88.27#64
6Claude Opus 581.33#16
7GLM-5.3 Flash71.8#77
8DeepSeek V4.1 Flash35.27#37

No result here: #3 Claude Opus 5.5, #6 GPT-6 Astra, #7 GPT-6.1 Sol.

Interactive version: theaggregate.ai/benchmark?slug=chemrxn-bench-judge-direct-selectivity · How It Works · Data refreshed daily, snapshot 2026-11-05.