io.github.adsandcode/fbc-guard
fbc-guard
Is the io.github.adsandcode/fbc-guard MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-01.
Static checks for Meta _fbc, _fbp and fbclid code that cause modified click ID warnings.
alive probed 2026-11-14 · unchanged since 2026-11-01
- Run it
- npx -y mcp-server-fbc-guard@0.1.0 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- fbc-guard 0.1.0
- Capabilities
- tools
- Instructions
- none
- Of a 1M window
- 0.2 % of a 1M context window
- Count
- 1.5k tokens in Claude, exact, measured 2026-10-25. With the Claude Code prefix mcp__…__ on each tool name: 1.5k. The o200k_base estimate is 925. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/adsandcode/fbc-guard
- Website
- https://adsandcode.com/en/open-source/fbc-guard/
- Registry
- active, updated 2026-10-22 · registry entry
Most expensive tools
The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.65×.
| Tool | ≈ Claude tokens | o200k estimate | Share of this server |
|---|---|---|---|
| check_fbc_code | 900 | 547 | 59 % |
| check_fbc_url | 622 | 378 | 41 % |
Compare this server with others.
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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.