HLE With Tools: Humanity's Last Exam — With Tools
Humanity's Last Exam expert-level benchmark measured with tool access. Kept separate from no-tools and GPT-5.5 Pro-compute variants. High benchmark score alone doesn't make a model the right pick — weigh it against pricing, API availability, and release date.
Models ranked
2
tracked on this benchmark
Score band
57.9 – 52.2
best → lowest tracked
Snapshot trend
+5.70
Apr 24 → May 28 · 1 models
Leaderboard
Tracked models ranked by Accuracy (higher is better).
How to read this benchmark
This benchmark scores models where higher is better. Scores are useful for directional filtering and shortlisting — not for universal quality ranking. Prefer benchmarks closest to your workload, then validate the linked model pages for pricing, context window, and provider availability.
Trust this score when
- There is a fresh timestamped snapshot (or multiple snapshots) for this benchmark.
- The model list covers the same version family you can actually deploy today.
- Top candidates overlap with your required routing and feature requirements.
Be cautious when
- There is only one benchmark snapshot or the dataset appears stale.
- The benchmark metric direction is opposite of your decision objective.
- The score difference between options is narrow and likely within implementation variance.
FAQ
What does the HLE With Tools benchmark measure?
Humanity's Last Exam expert-level benchmark measured with tool access. Kept separate from no-tools and GPT-5.5 Pro-compute variants. On this page it ranks 2 tracked models where higher is better.
Is a higher Humanity's Last Exam — With Tools score always better?
For this benchmark, higher is better. A high score helps you shortlist, but confirm pricing, context window, and provider availability on each model page before committing — the top scorer is not always the right pick for your workload or budget.
How current is this Humanity's Last Exam — With Tools data?
This benchmark was last reviewed on Jun 17, 2026. The tracked score average moved +5.70 points across the last 2 snapshots.
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Last reviewed: Jun 17, 2026