Filesystem (cyanheads)

Last tested 2026-10-22

Score 45/100 · Last tested 2026-10-22 · Version tested 1.0.4 · Package @cyanheads/filesystem-mcp-server · Repo cyanheads/filesystem-mcp-server

Summary: Filesystem (cyanheads) requires credentials or a backing service before it will list tools.

Test results

TestResultPointsEvidence
installpass20npm install @cyanheads/filesystem-mcp-server (Node 20, Linux) succeeded in 4s.
handshakefail0Server did not complete the handshake without credentials or a backing service (no bin entry).
maintenancefail0No recent activity found.
docspass15README over 3,000 chars; install instructions present; mcpServers config example present. Automated check of the package's own README (README shipped in npm package).
licensepass10Apache-2.0 (OSI-approved).

Local-model readiness

Not yet tested (no tools/list response without credentials).

Not tested

We did not test behavior with real credentials, security, or performance under load. These are planned; see methodology.

Tools listed

Not available (handshake did not complete without credentials).

Config used in our test

{
  "mcpServers": {
    "filesystem-cyanheads": {
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/filesystem-mcp-server"
      ]
    }
  }
}

FAQ

Is Filesystem (cyanheads) deprecated?

No. @cyanheads/filesystem-mcp-server was not deprecated or archived when we last tested it on 2026-10-22.

What replaces Filesystem (cyanheads)?

Nothing; Filesystem (cyanheads) is not deprecated as of 2026-10-22.

Does Filesystem (cyanheads) need an API key?

Unknown. It did not complete the handshake in our test without credentials or a backing service, and gave no clear credential message.

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Tested by TestedMCP: 45/100

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