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ProtocolProbe MCP Server

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local only

ProtocolProbe runs on your own machine — the client starts it, so there is no endpoint to ping. 573 installs a week from npm. Last commit 6 Nov 2026.

Read ProtocolProbe's public facts on MCP registry entries: record checks, topics, daily changes.

Installs per day peak 272 · avg 10
a month agotoday
573
Installs / week
npm · protocolprobe-mcp
0
Stars
0 open issues
6 Nov 2026
Last commit
from GitHub
ISC
License
JavaScript

What the code does

We read the source, 1 d ago · rules 995398eba69f

In the project's build, not in the package

Found in continuous integration, deployment or infrastructure files, or in a neighbouring package of the same monorepo. None of this is installed when you add the server: it describes how the project is built and released. We list it because a leaked key in a build pipeline is still a real problem, but it is not something this server does on your machine.

Runs an external command selftest/src/session.js:53
    const k = spawn(taskkill, ['/pid', String(child.pid), '/T', '/F'], { stdio: 'ignore', windowsHide: true });

Is this your server and something here is wrong? Tell us — corrections are free and do not require a plan.

Nothing serious here today

Today is the operative word: we check ProtocolProbe every 15 minutes and re-read its code on every release. Watch it and you find out the day that stops being true.

Three servers free · no card

Connect this server

This server runs on your own machine — install it with the package manager and the client starts it for you. Package name taken from the official registry entry.

run in your terminal
claude mcp add protocolprobe-mcp -- npx -y protocolprobe-mcp
~/Library/Application Support/Claude/claude_desktop_config.json
{
  "mcpServers": {
    "protocolprobe-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "protocolprobe-mcp"
      ]
    }
  }
}
~/.codex/config.toml
[mcp_servers.protocolprobe-mcp]
command = "npx"
args = ["-y", "protocolprobe-mcp"]
.cursor/mcp.json
{
  "mcpServers": {
    "protocolprobe-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "protocolprobe-mcp"
      ]
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "protocolprobe-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "protocolprobe-mcp"
      ]
    }
  }
}

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ProtocolProbe — questions

Answers built from our own checks of this server.

Why is there no uptime for ProtocolProbe?
ProtocolProbe runs on your own machine over stdio — there is no network address to reach, so uptime cannot be measured for it by anyone. What can be measured is adoption: the npm package protocolprobe-mcp was installed 573 times last week.
How do I connect ProtocolProbe?
Copy the ready config from this page. We generate it for Claude Code, Claude Desktop, Codex, Cursor and VS Code, each in the form that client actually reads. It runs locally, so the command pulls protocolprobe-mcp straight from npm; nothing to host, nothing to sign up for.
How many people use ProtocolProbe?
The npm package protocolprobe-mcp was installed 573 times in the last week. We show installs rather than GitHub stars on purpose: a star is a bookmark, an install is someone actually running it.
Is ProtocolProbe open source?
Yes — it is published under the ISC licence, written in JavaScript and 0 stars on GitHub. The source link is on this page, so you can read exactly what it does with your data before you connect it.