When2Tool (No Tool Access): leaderboard

Metric: Accuracy (%; exact-form answers in a boxed final response, checked by a deterministic evaluator; simulated offline tool environments at easy, medium and hard difficulty; all 2,700 test tasks of the 18 environments answered directly with no tool available). Source: arxiv.org. Saturation forecast: Around December 2026. 6 models tracked.

Top models

#ModelScore
1Qwen 3 32B57.7
2Llama 3.3 70B Instruct53
3Qwen 3 4B 2507 Instruct52
4Qwen 3 14B50.4
5Llama 3.1 8B42.7
6Qwen 3 1.7B22.9

Interactive version: theaggregate.ai/benchmark?slug=when2tool-no-tool-access · How It Works · Data refreshed daily, snapshot 2026-09-26.