WebPageBench: Event-Level Verification and Controlled UI-Variant Generation for Web Agents

arXiv:2609.35026 · cs.AI, cs.CL · Submitted 2026-09-28 · Read on arXiv

cs.AI, cs.CL

Submitted: 2026-09-28

Updated: 2026-09-28

Code: https://github.com/ai-forever/WebPageBench

Terminology

• Benchmark — 15× in this paper · explained in 2 episodes
• Verification — 9× in this paper · explained in 2 episodes
• Verifier — 6× in this paper · explained in 2 episodes
• Action Space — 3× in this paper · explained in 1 episode
• AI Agents — 2× in this paper · explained in 2 episodes
• Benchmarking — 2× in this paper · explained in 3 episodes
• Trace — 2× in this paper · explained in 2 episodes
• Accuracy — 1× in this paper · explained in 1 episode
• Agent Harness — 1× in this paper · explained in 2 episodes
• Event-Match Score — 1× in this paper
• Generative AI — 1× in this paper · explained in 2 episodes
• In International Conference on Learning Representations — 1× in this paper
• LLM judge — 1× in this paper · explained in 2 episodes
• Pruning — 1× in this paper · explained in 4 episodes
• Verifiability — 1× in this paper · explained in 2 episodes

Sources

• Fara-1.5: Scalable Learning Environments for Computer Use Agents
• Qwen3-VL Technical Report
• Graph2Eval: Automatic Multimodal Task Generation for Agents via Knowledge Graphs
• WebFactory: Automated Compression of Foundational Language Intelligence into Grounded Web Agents
• WebVoyager: Building an End-to-End Web Agent with Large Multimodal Models
• VisualWebArena: Evaluating Multimodal Agents on Realistic Visual Web Tasks
• Scaling Web Agent Training through Automatic Data Generation and Fine-grained Evaluation
• UI-TARS: Pioneering Automated GUI Interaction with Native Agents
• InSTA: Towards Internet-Scale Training For Agents
• OpenCUA: Open Foundations for Computer-Use Agents
• AutoWebWorld: Synthesizing Infinite Verifiable Web Environments via Finite State Machines
• AgentSynth: Scalable Task Generation for Generalist Computer-Use Agents
• TheAgentCompany: Benchmarking LLM Agents on Consequential Real World Tasks
• EvoCUA: Evolving Computer Use Agents via Learning from Scalable Synthetic Experience
• WebForge: Breaking the Realism-Reproducibility-Scalability Trilemma in Browser Agent Benchmark
• WebArena: A Realistic Web Environment for Building Autonomous Agents

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