ChemRxn-Bench Judge - Direct Reaction Recall Stereo-Blind: 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: Rule reaction recall (%). Source: arxiv.org. Saturation forecast: Around February 2027. 8 models tracked.

Top models

#ModelScoreOverall rank
1Claude Opus 586.29#16
2Seed 2.1 Pro69.4#73
3GPT-5.6 Sol68.98#22
4Kimi K368.34#35
5Gemini 3.1 Pro (Preview)62.19#64
6GLM-5.3 Flash57.51#77
7Qwen3.8-Flash-Next51.67#76
8DeepSeek V4.1 Flash27.29#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-reaction-recall-stereo-blind · How It Works · Data refreshed daily, snapshot 2026-11-05.