io.github.Ezed9/mcp-bouncer
Bouncer
Is the Bouncer MCP server down? No. It answered initialize and tools/list in the probe of 2026-11-12.
Stdio MCP proxy that denies agent sends to destinations first seen in untrusted tool output.
alive probed 2026-11-15 · unchanged since 2026-11-12
- Run it
- uvx bouncer-mcp@0.1.6 (stdio, probed in a container with the network off)
- Host
- pypi.org
- Reports itself as
- bouncer
- Capabilities
- prompts, resources, tools
- Instructions
- none
- Of a 1M window
- <0.1 % of a 1M context window
- Count
- 707 tokens in Claude Opus 5.5, exact, measured 2026-11-12. With the Claude Code prefix mcp__…__ on each tool name: 759. The o200k_base estimate is 368. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/Ezed9/mcp-bouncer
- Website
- https://github.com/Ezed9/mcp-bouncer#readme
- Registry
- active, updated 2026-11-12 · registry entry
Most expensive tools
The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.92×.
| Tool | ≈ Claude tokens | o200k estimate | Share of this server |
|---|---|---|---|
| bouncer_check_verdict | 302 | 157 | 43 % |
| bouncer_get_active_policies | 144 | 75 | 20 % |
| bouncer_audit_summary | 134 | 70 | 19 % |
| bouncer_verify_policy | 127 | 66 | 18 % |
Compare this server with others.
More servers
Other registry entries on pypi.org, the ones next to this name; all of them.
- ExposureGuard io.github.ExposureGuard/exposureguard-mcp · crashed on start
- Haldir io.github.ExposureGuard/haldir · crashed on start
- io.github.Exzentttt/agentspore · needs env
- EyalSec io.github.EyalSec/eyalsec-mcp · alive
- Django ORM Lens io.github.FROWNINGdev/django-orm-lens · needs args
- ORM Lens io.github.FROWNINGdev/orm-lens · needs args
- AutoGenesis Appium io.github.FSQ-lab/autogenesis-appium · needs args
- AutoGenesis Windows io.github.FSQ-lab/autogenesis-windows · needs args
Servers that mention bouncer.
- io.github.ajeermahmood/bouncer-gates · needs args
- SignupBouncer com.signupbouncer/checker · alive
- io.github.dockndevai/mcp-percona-pg · needs env
- bouncer io.github.nugehs/bouncer · alive
- io.github.nugehs/gate · alive
- GenPark Adaptive Batch Request Debouncer io.github.alphaparkinc/genpark-adaptive-batch-request-debouncer-skill · install failed
- ListBouncer com.listbouncer/listbouncer · 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.