LongCat 2.5 Release - HLE - w/ tools: leaderboard
LongCat-2.5 final release detailed native result table, November 2026. External:true cells are explicitly cited other-evaluator results and excluded from this component; self-run numeric cells retained. No Preview/final or release-generation aliases. Detailed table used instead of inconsistent rounded headline charts. HLE w/ tools: Text-only subset, evaluated with Claude Code (v 2.1.116); maximum generation length 256K tokens. Metric: Score (%).
Metric: Score (%). Source: longcat.ai. Saturation forecast: Around July 2027. 3 models tracked.
Top models
| # | Model | Score | Overall rank |
|---|---|---|---|
| 1 | GPT-5.5 | 52.2 | #33 |
| 2 | LongCat 2.0 | 37.5 | #220 |
No result here: #3 Claude Opus 5.5, #6 GPT-6 Astra, #7 GPT-6.1 Sol.
Interactive version: theaggregate.ai/benchmark?slug=longcat-2-5-release-hle-w-tools · How It Works · Data refreshed daily, snapshot 2026-11-05.