ScienceArena - IBO 2023: leaderboard

Metric: Score (out of 453): points on the International Biology Olympiad 2023 objective items, text-only question renderings, answered with the dedicated IBO runner and scored deterministically against the official answer key. Source: arxiv.org. Saturation forecast: Estimated already saturated. 14 models tracked.

Top models

#ModelScore
1Gemini 3.1 Pro (Preview)431
2Gemini 3.5 Flash430
3Gemini 3 Flash428
4GPT-5.5415
5Seed 2.0 Pro415
6Qwen 3.6 Plus413
7Claude Opus 4.7407
8GPT-5.4358
9GLM-5.1349
10Qwen 3.7 Max349
11MiniMax-M2.7337
12DeepSeek V4 Pro327
13DeepSeek V4 Flash324
14MiMo-V2.5-Pro317

Interactive version: theaggregate.ai/benchmark?slug=sciencearena-ibo-2023 · How It Works · Data refreshed daily, snapshot 2026-09-29.