T2S-Bench - Boundary Testing: leaderboard

Metric: Exact match (%) on the 120 Boundary Testing questions on T2S-Bench-MR (500 expert-checked multiple-choice questions over text-structure pairs from scientific papers in six domains; single- and multiple-answer items, only the text and the question given), deterministic decoding at temperature 0; higher is better. Source: arxiv.org. Saturation forecast: Around January 2027. 45 models tracked.

Top models

#ModelScoreOverall rank
1Claude Sonnet 4.584.17#138
2Claude Sonnet 4 (20250514)84.17#211
3Gemini 2.5 Pro80#145
4Qwen 3 32B78.33#424
5Claude Haiku 4.5 (20251001)78.33#251
6Gemini 2.5 Flash77.5#237
7GPT-5.277.5#105
8GPT-5.175.83#131
9Kimi K2 090575.83#282
10GPT-4o73.33#333
11Gemini 2.0 Flash72.5#331
12GPT-4.1 Mini66.67#346
13DeepSeek V3.266.67#198
14DeepSeek V3.166.67#260
15MiniMax-Text-0166.67#501

No result here: #3 Claude Opus 5.5, #5 GPT-6 Astra, #8 Claude Fable 5.1.

Interactive version: theaggregate.ai/benchmark?slug=t2s-bench-boundary-testing · How It Works · Data refreshed daily, snapshot 2026-10-11.