StressWeb - Clean: leaderboard
Metric: Checkpoint pass rate (%): share of predefined task checkpoints (milestones such as reaching a target page or completing required fields) that the agent's run passes, in the clean, unperturbed reference environments, on 149 tasks over 10 generated websites, a multimodal agent driving a Playwright controller from screenshots, the page DOM and its action history (100-step budget), checkpoints verified by task-specific scripts on the recorded DOM states; higher is better. Source: arxiv.org. Saturation forecast: Around January 2027. 8 models tracked.
Top models
| # | Model | Score |
|---|---|---|
| 1 | O4 Mini | 61.4 |
| 2 | Gemini 2.5 Pro | 59.3 |
| 3 | Claude Sonnet 4.5 | 57.5 |
| 4 | GPT-5.2 | 55.5 |
| 5 | Claude Opus 4.5 | 55 |
| 6 | Qwen 3 VL 235B A22B (Thinking) | 52.7 |
| 7 | GLM-4.6V | 46.7 |
| 8 | Claude Haiku 4.5 | 43 |
Interactive version: theaggregate.ai/benchmark?slug=stressweb-clean · How It Works · Data refreshed daily, snapshot 2026-10-07.