EpiBench (Research Workflows): leaderboard

Metric: Episode success rate (%): share of episodes with every turn answered correctly, over the 102 EpiBench episodes (39 easy, 63 hard), each a multi-turn research workflow in which the agent searches papers, extracts figures and tables with tools and answers objective questions, the final turn from stored evidence only; answers judged by GPT-5.2; higher is better. Source: arxiv.org. Saturation forecast: Around January 2027. 8 models tracked.

Top models

#ModelScore
1GPT-5.239.6
2Kimi K2.535.35
3GPT-5 Mini24.51
4Gemini 2.5 Pro14.71
5Qwen 3 VL 235B A22B (Thinking)13.73
6Qwen 3 VL 235B A22B Instruct12.75
7Grok 4.19.8
8GLM-4.5V2.94

Interactive version: theaggregate.ai/benchmark?slug=epibench-research-workflows · How It Works · Data refreshed daily, snapshot 2026-10-07.