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Browsecomp Plus

Verifiers environment for BrowseComp-Plus Deep-Research Agent Benchmark. Controlled agent/retriever evaluation on the fixed human-verified corpus.

Domain
rl-env
License
apache-2.0
Published
Mar 2026

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Attribution

Leaderboard scores
prime-hub
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Top score 1.11 by GPT-4.1 Mini - 3 models reporting (1 frontier)

Score history

3
00.380.751.131.5Apr 25Jun 25Aug 25GPT-4.1 Mini

Top models

3
Browsecomp PlusBar chart with 3 bars. Highest value: GPT-4.1 Mini at 1.1.
3 models

Related tools

1
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Implementations, trainers, datasets and scaffolds linked to this eval.

FAQ

What is Browsecomp Plus?
Verifiers environment for BrowseComp-Plus Deep-Research Agent Benchmark. Controlled agent/retriever evaluation on the fixed human-verified corpus.
What is the current top score on Browsecomp Plus?
The top reported score is 1.11 by GPT-4.1 Mini, across 3 models reporting (1 from frontier labs).
How can a model improve its Browsecomp Plus score?
Tools linked to Browsecomp Plus on Sophon include Browsecomp PLUS RL Env (Prime Community) - RL environments, datasets, and scaffolds that target this eval.
What license is Browsecomp Plus under?
Browsecomp Plus is available under apache-2.0.