ChronoBench - Land Cover Perception: leaderboard

Metric: Accuracy (%; level average of object perception, the land cover at a specified location and time; 17,689 validated multiple-choice questions over remote-sensing image time series, box- and geo-coordinate-grounded variants; open models greedy with 128 new tokens, API models at high reasoning effort). Source: arxiv.org. Saturation forecast: Around 2029. 11 models tracked.

Top models

#ModelScore
1Gemini 3 Flash65.51
2Qwen 3 VL 32B Instruct43.76
3GPT-5.4 (High)43.53
4Qwen 3 VL 8B Instruct40.68
5InternVL3.5-8B39.32
6Qwen 3 VL 4B Instruct38.27

Interactive version: theaggregate.ai/benchmark?slug=chronobench-land-cover-perception · How It Works · Data refreshed daily, snapshot 2026-09-29.