THPT-Ladder - Part III (Short Answer): leaderboard
THPT-Ladder (2026) scores models on 632 items from 21 official papers of the 2025-2026 Vietnamese National High School Graduation Examination in 11 subjects, graded with the ministry keys and marking scheme. This board is Part III, the short-answer items: accuracy in percent; higher is better.
Metric: Accuracy (%; x100 of the fraction of Part III short-answer items answered correctly; 632 items from 21 official 2025-2026 Vietnamese National High School Graduation Examination papers in 11 subjects, presented in Vietnamese one item at a time with text and figures, scored against the ministry keys; open-weight models at their publishers' recommended sampling (16,384-token cap), closed models at their default settings). Source: arxiv.org. Saturation forecast: Estimated already saturated. 8 models tracked.
Top models
| # | Model | Score | Overall rank |
|---|---|---|---|
| 1 | GPT-5.5 | 95 | #48 |
| 2 | Claude Opus 5 | 95 | #20 |
| 3 | Claude Opus 4.8 | 91.7 | #56 |
| 4 | Qwen 3.5 27B | 91.7 | #358 |
| 5 | Claude Sonnet 5 | 91.7 | #108 |
| 6 | Qwen 3.5 9B | 85 | #803 |
| 7 | Claude Haiku 4.5 | 56.7 | #568 |
No result here: #1 Claude Fable 5.2, #2 Gemini 4 Carbon, #5 Claude Opus 5.5.
Interactive version: theaggregate.ai/benchmark?slug=thpt-ladder-part-iii-short-answer · How It Works · Data refreshed daily, snapshot 2026-11-12.