NSMQ Riddles: leaderboard
Science and mathematics riddles from round 5 of Ghana's National Science and Maths Quiz (NSMQ Riddles, Boateng et al., Kwame AI and ETH Zurich, 2026): each riddle gives three or more clues, from broad to specific, that point to one term in biology, chemistry, physics or mathematics. This board is the offline setting on the 156 riddles of the 2019 contests, with all clues given at once and a short JSON answer after chain-of-thought; the score is exact match in percent against the answer or its listed variants, and higher is better.
Metric: Exact match (%; 156 riddles from the 2019 NSMQ riddles round, all clues given at once, answer checked against the answer and its listed variants). Source: arxiv.org. Saturation forecast: Estimated already saturated. 11 models tracked.
Top models
| # | Model | Score | Overall rank |
|---|---|---|---|
| 1 | GPT-5.4 (High) | 86.54 | #121 (GPT-5.4) |
| 2 | GPT-5.4 (Low) | 85.9 | #121 (GPT-5.4) |
| 3 | Claude Opus 4.6 (High) | 84.62 | #100 (Claude Opus 4.6) |
| 4 | Gemini 3.1 Pro (Preview) (High) | 83.97 | #91 (Gemini 3.1 Pro (Preview)) |
| 5 | GPT-OSS-120B (High) | 83.33 | #699 (GPT-OSS-120B) |
| 6 | Gemini 3.1 Pro (Preview) (Low) | 83.33 | #91 (Gemini 3.1 Pro (Preview)) |
| 7 | GPT-OSS-120B (Low) | 80.77 | #699 (GPT-OSS-120B) |
No result here: #1 Claude Fable 5.2, #2 Gemini 4 Carbon, #5 Claude Opus 5.5.
Interactive version: theaggregate.ai/benchmark?slug=nsmq-riddles · How It Works · Data refreshed daily, snapshot 2026-11-12.