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Tool Filter MCP server

by respawn-app·io.github.respawn-app/tool-filter-mcp·v0.4.2
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MCP proxy server that filters tools from upstream MCP servers via regex-based deny list

C65/100grade C
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Safety scan
C65/100

full report

Adoption
New

668 downloads/wk

Reviews

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If you have run it, two minutes of your experience saves the next person an afternoon.

Tool Filter MCP tools

No tool declarations could be read from the package source. They show once the server is installed.

Public scan report

scanner v0.1.10 · 2026-10-01 · same rubric, same numbers if you re-run it

1 low
  • Code scan31 source files scanned25/25
  • –Live reliabilityno gateway calls yet and no remote to proben/a
  • –Tool poisoningtools not inspected (local package is not executed); not countedn/a
  • Auth qualitylocal package, no credentials required12/15
  • Maintenanceno repository listed3/15
  • Maintainer identityno repository or website to verify2/10

Findings (1)

  • lowNo source repository listedmaint.no-repo
Overall 65/100. Components that don't apply are left out of the denominator. Any critical finding is an F.RubricAppeal a findingJSON

How Tool Filter MCP compares

Against every graded MCP server, from our own scans and uptime checks. Updated after each scan run.

Safety score
65/100
higher than 20% of 48,255 servers
Downloads a week
668
more than 91% of 12,191 servers with a package

Install Tool Filter MCP in Claude Code, Cursor or VS Code

Runs npx -y @respawn-app/tool-filter-mcp on your machine. Read the scan report first; the gateway never runs local packages.

claude mcp add tool-filter-mcp -- npx -y @respawn-app/tool-filter-mcp
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Tool Filter MCP: common questions

Is Tool Filter MCP server safe?
With care: it is graded C, so read the findings first (65/100). Read the Tool Filter MCP safety report
How do I install Tool Filter MCP?
It runs on your machine. Copy the Claude Code, Cursor, VS Code or Claude Desktop config from the install section.
Does Tool Filter MCP need an API key?
Not as far as the registry entry and our scan can tell: no credentials are declared or required.
Is Tool Filter MCP maintained?
The latest release is v0.4.2.
How does Tool Filter MCP compare with other MCP servers?
safety score 65/100 (higher than 20% of 48,255 servers); downloads a week 668 (more than 91% of 12,191 servers with a package). Full comparison.