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Zhou and colleagues: WebArena executable web-agent environment

Contribution grade

AI evaluation and agent infrastructure · Evaluation resource design

Reference score130,000Provisional editorial estimate of this exact contribution; its grade is assessed separately.

What changed

Built self-hostable functional websites and task-specific success checks for evaluating long-horizon language-guided web interactions.

Scientific scope

Built self-hostable functional websites and task-specific success checks for evaluating long-horizon language-guided web interactions. A reproducible benchmark environment is not the unrestricted live web. Harness configuration and functional evaluators limit what success establishes.

Evidence

The linked original sources describe the stated contribution and its evidence limits. WRS has not independently rerun the experiments or certified a proof. A reproducible benchmark environment is not the unrestricted live web. Harness configuration and functional evaluators limit what success establishes.

Contributors

Provisional WRS assessment, edition 2026-10-16.1. Independent expert calibration is pending. This grade does not certify correctness or assign ownership.

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