WebChallenger: A Reliable and Efficient Generalist Web Agent

In three linesWebChallenger is an autonomous web agent using PageMem, a structured DOM representation, to navigate efficiently without costly proprietary models. The system combines selective attention, persistent memory, and compound action workflows. Results: 56.3% on WebArena, 48.7% on VisualWebArena, 51.0% on Online-Mind2Web, 70.9% on WorkArena.

Summary generated by Claude — human-verified