THPT-Ladder: 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. Share of the 220.00 available marks earned, in percent, including the convex partial-credit ladder of the true/false part; higher is better.
Metric: Share of available marks (%; marks earned under the official Decision 764 marking scheme as a percentage of the 220.00 marks the 22 exam variants are worth: 0.25 per correct four-option item, the convex 0/0.10/0.25/0.50/1.00 ladder per four-statement true/false question, the subject value per correct short answer; 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 | 97 | #48 |
| 2 | Claude Opus 5 | 97 | #20 |
| 3 | Qwen 3.5 27B | 93.8 | #358 |
| 4 | Claude Sonnet 5 | 93.6 | #108 |
| 5 | Claude Opus 4.8 | 92.9 | #56 |
| 6 | Qwen 3.5 9B | 90.7 | #803 |
| 7 | Claude Haiku 4.5 | 82.9 | #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 · How It Works · Data refreshed daily, snapshot 2026-11-12.