| FMRS | 45 / 100 · D | 78 / 100 · B | 76 / 100 · B |
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| Reliability | 8 / 20 | 13 / 20 | 13 / 20 |
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| Security and permissions | 3 / 20 | 12 / 20 | 12 / 20 |
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| Maintenance | 9 / 20 | 18 / 20 | 17 / 20 |
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| Documentation | 13 / 20 | 18 / 20 | 17 / 20 |
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| Setup experience | 12 / 20 | 17 / 20 | 17 / 20 |
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| Best for | - Developers who want Claude Desktop to drive real browser automation tasks
- Testing scenarios requiring screenshots, form filling, or dropdown interaction
- Workflows that need both browser control and REST API calls
| - Scenarios where an AI assistant needs to actually drive a browser to complete a task
- Web automation testing and end-to-end verification
| - Frontend developers who want AI-assisted web debugging and performance analysis
- Scenarios that need browser automation and performance diagnostics in the same tool
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| Not for | - Production, headless, high-concurrency scraping workloads
- Environments without Node.js/Playwright support
- Sandboxed or tightly permission-restricted contexts handling sensitive data
- Mobile or non-browser automation needs
| - 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
| - Cases that only need to scrape page text without performance analysis or complex interaction (a lighter scraping tool is a better fit)
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| Required permissions | - Launch and fully control a local browser instance (Chrome/Firefox/Edge/WebKit)
- Execute arbitrary JavaScript within the browser context
- Make arbitrary HTTP requests (GET/POST/PUT/PATCH/DELETE)
- Write to the local filesystem to save screenshots
- Optionally connect to a Redis instance
| - 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
| - 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
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| Risks and side effects | - `browser_evaluate` allows arbitrary JavaScript execution, which can be abused if prompts are untrusted
- The persistent browser session can expose logged-in account state
- API tools can target arbitrary hosts, creating potential for internal network probing (SSRF-like risk)
- Known issue: Chrome/Chromium browser processes sometimes fail to terminate cleanly, requiring manual kill
| - 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
| - 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
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| Supported clients | Claude Desktop | Claude Desktop, Claude Code, VS Code, Cursor, Windsurf, JetBrains, Zed, Cline, Amp, Kiro, LM Studio, Antigravity, Goose | Claude Code, VS Code, Cursor, Windsurf, JetBrains, Cline, Amp, Kiro, Antigravity |
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| Tools | 13 | 10 | 22 |
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