| FMRS | 76 / 100 · B | 78 / 100 · B | 62 / 100 · C |
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| Verification | Source and config reviewed | Source and config reviewed | Source and config reviewed |
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| Reliability | 13 / 20 | 13 / 20 | 14 / 20 |
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| Security and permissions | 12 / 20 | 12 / 20 | 11 / 20 |
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| Maintenance | 17 / 20 | 18 / 20 | 10 / 20 |
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| Documentation | 17 / 20 | 18 / 20 | 14 / 20 |
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| Setup experience | 17 / 20 | 17 / 20 | 13 / 20 |
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| Best for | - Frontend developers who want AI-assisted web debugging and performance analysis
- Scenarios that need browser automation and performance diagnostics in the same tool
| - Scenarios where an AI assistant needs to actually drive a browser to complete a task
- Web automation testing and end-to-end verification
| - Testing and collection tasks that need an assistant to inspect rendered pages
- Development teams automating screenshots, form filling, or browser regression checks
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| Not for | - Cases that only need to scrape page text without performance analysis or complex interaction (a lighter scraping tool is a better fit)
| - Simple static-text scraping (a lightweight scraper is a better fit)
- Environments sensitive to browser resource usage that can't run a full browser engine
| - Environments that prohibit automated external browsing or web-account credentials
- Production-scale scraping that requires advanced anti-bot handling and distributed execution
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| Required permissions | - Requires a local Chrome browser instance to run
- navigate_page can visit any URL; type_text/fill_form and similar tools can enter arbitrary content into the page
| - Requires installing and running a browser engine (Chromium/Firefox/WebKit) locally or on a server
- browser_navigate can visit any URL; browser_evaluate can run arbitrary JavaScript in the page context
| - Permission to launch a local Chromium process
- Network access to target websites and, for authenticated flows, a suitable test account
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| Risks and side effects | - Browser automation tools can access and manipulate the content of open pages — use only in a trusted development/test environment
- performance_start_trace and similar tracing tools continuously record browser activity — avoid leaving them running on pages containing sensitive information
| - browser_evaluate executing arbitrary scripts carries risk if a malicious page is visited — restrict to trusted sites or an isolated environment
- Long-running browser instances consume significant memory and CPU
| - Automated clicks and form fills can trigger real submissions or external side effects
- Screenshots, page content, and browser sessions may expose sensitive information
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| Supported clients | Claude Code, VS Code, Cursor, Windsurf, JetBrains, Cline, Amp, Kiro, Antigravity | Claude Desktop, Claude Code, VS Code, Cursor, Windsurf, JetBrains, Zed, Cline, Amp, Kiro, LM Studio, Antigravity, Goose | Claude Desktop, Cursor, Cline |
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| Tools | 22 | 10 | 5 |
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