io.github.congzhou09/chrome-dev-mcp
chrome-dev-mcp
Is the io.github.congzhou09/chrome-dev-mcp MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-15.
Debug an already-running Chrome tab: breakpoints, stepping, scope variables, console, network
alive probed 2026-11-15
- Run it
- npx -y chrome-dev-mcp@2.0.0 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- chrome-dev-mcp 2.0.0
- Capabilities
- tools
- Instructions
- none
- Of a 1M window
- 0.8 % of a 1M context window
- Count
- 7.5k tokens in Claude Opus 5.5, exact, measured 2026-11-15. With the Claude Code prefix mcp__…__ on each tool name: 7.9k. The o200k_base estimate is 4.6k. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/congzhou09/chrome-dev-mcp
- Registry
- active, updated 2026-11-15 · registry entry
Most expensive tools
The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.63×.
| Tool | ≈ Claude tokens | o200k estimate | Share of this server |
|---|---|---|---|
| get_network_requests | 817 | 501 | 11 % |
| set_breakpoint | 812 | 498 | 11 % |
| screenshot | 799 | 490 | 11 % |
| get_console_logs | 533 | 327 | 7 % |
| evaluate_js | 447 | 274 | 6 % |
Compare this server with others.
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Other registry entries on npmjs.com, the ones next to this name; all of them.
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- Google Workspace MCP Server io.github.conorbronsdon/gws-mcp-server · alive
- OP3 MCP Server io.github.conorbronsdon/op3-mcp · alive
Servers that mention chrome.
- WebRun Browser Automation ai.webrun/webrun · alive
- Chrome-Stats com.chrome-stats/chrome-stats · needs auth
- com.clauxel.chromedevtoolsmcp/chromedevtoolsmcp-mcp · no DNS
- Remote Browser MCP Server from MCPBundles com.mcpbundles/remote-browser · needs auth
- Proving Lab dev.provinglab/browser-citation-capture · alive
- Dinogame gg.dinogame/games · alive
- Printwren: HTML to PDF and URL to PDF (real Chrome) io.github.CyberMax-tools/html-to-pdf · alive
- Claw Post io.github.Daydreamnationtechlabs/clawpost · needs auth
Badge for the README
The result of the latest probe, the tool count and the token cost. The feed has an entry for every probe that changed them.
A mail when this server changes
Stops answering, comes back, tool set or cost changes. One confirmation mail first, a stop link in every mail.
For the publisher
- The server answers initialize and tools/list. Nothing to fix.