BrowseComp Long Context 128k
A challenging benchmark for evaluating web browsing agents' ability to persistently navigate the internet and find hard-to-locate, entangled information. Comprises 1,266 questions requiring strategic reasoning, creative search, and interpretation of retrieved content, with short and easily verifiable answers.
GPT-5.2 from OpenAI currently leads the BrowseComp Long Context 128k leaderboard with a score of 0.920 across 5 evaluated AI models.
GPT-5.2 leads with 92.0%, followed by GPT-5.1 at 90.0% and GPT-5.1 Instant at 90.0%.
Progress Over Time
Interactive timeline showing model performance evolution on BrowseComp Long Context 128k
BrowseComp Long Context 128k Leaderboard
| Context | Cost | License | ||||
|---|---|---|---|---|---|---|
| 1 | OpenAI | — | 400K | $1.75 / $14.00 | ||
| 2 | OpenAI | — | 400K | $1.25 / $10.00 | ||
| 2 | OpenAI | — | 400K | $1.25 / $10.00 | ||
| 2 | OpenAI | — | 400K | $1.25 / $10.00 | ||
| 2 | OpenAI | — | — | — |
FAQ
Common questions about BrowseComp Long Context 128k.
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