AGC-Bench - Brainstorming: leaderboard

The "Brainstorming" subtask of AGC-Bench. A task from AGC-Bench, evaluating models on open-ended creative and figurative-language generation — humor, metaphor, analogy, storytelling and brainstorming — typically graded by LLM-as-judge.

Metric: JRT z-score. Source: huggingface.co. Saturation forecast: Around March 2027. 83 models tracked.

Top models

#ModelScoreOverall rank
1GPT-5.40.97#79
2Claude Opus 4.70.93#49
3Claude Opus 4.60.89#63
4Claude Sonnet 4.60.86#90
5GLM-5.10.86#97
6Claude Opus 4.50.83#83
7Kimi K2.50.82#144
8Kimi K2.60.82#104
9GPT-5.10.8#135
10Claude Sonnet 4.50.79#142
11Gemma 4 26B A4B (IT)0.73#297
12Kimi K2 09050.73#288
13Gemma 4 31B (IT)0.72#176
14GPT-5.4 Mini0.72#212
15Claude Sonnet 40.7#199

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

Interactive version: theaggregate.ai/benchmark?slug=agc-bench-brainstorming · How It Works · Data refreshed daily, snapshot 2026-10-20.