OpenAI GPT-5.5 Launch - BrowseComp: leaderboard

The "BrowseComp" subtask of OpenAI GPT-5.5 Launch. A benchmark result reported in the OpenAI GPT-5.5 launch announcement, as self-reported by the model developer.

Metric: Score (%). Source: openai.com. Saturation forecast: Around January 2027. 6 models tracked.

Top models

#ModelScoreOverall rank
1GPT-5.5 Pro90.1#17
2GPT-5.4 Pro (xHigh)89.3#32 (GPT-5.4 Pro)
3Gemini 3.1 Pro (Preview)85.9#58
4GPT-5.584.4#31
5GPT-5.482.7#79
6Claude Opus 4.779.3#49

No result here: #3 Claude Opus 5.5, #6 GPT-6 Astra, #7 GPT-6.1 Sol.

Interactive version: theaggregate.ai/benchmark?slug=openai-gpt-5-5-launch-browsecomp · How It Works · Data refreshed daily, snapshot 2026-10-20.