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What's Running MCP Server

local only

What's Running runs on your own machine — the client starts it, so there is no endpoint to ping. 65 installs a week from npm. Last commit 9 Aug 2026.

Live OS ground truth for agents: running agent sessions, listening ports, daemons, system load.

Installs per day peak 901 · avg 32
a month agotoday
65
Installs / week
npm · whats-running-mcp
0
Stars
0 open issues
9 Aug 2026
Last commit
0 releases in 90 days
MIT
License
JavaScript

What the code does

We read the source, 20 h ago · rules 3dff92dd89df

Capabilities

What this server is able to do. For an MCP server this is often the job itself — a terminal server runs commands because that is what it is for. Listed so you know what you are plugging in, not as an accusation.

Runs an external command src/index.ts:50
    execFile(cmd, args, { timeout: 10_000, maxBuffer: 8 * 1024 * 1024 }, (err, stdout) => {

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

This code can reach further than it looks

We found places where it runs commands, builds paths or queries from values it is given. None of that is a flaw by itself — it becomes one when the code changes, and code changes quietly between releases. We re-read it on every one.

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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 whats-running-mcp -- npx -y whats-running-mcp
~/Library/Application Support/Claude/claude_desktop_config.json
{
  "mcpServers": {
    "whats-running-mcp": {
      "args": [
        "-y",
        "whats-running-mcp"
      ],
      "command": "npx"
    }
  }
}
~/.codex/config.toml
[mcp_servers.whats-running-mcp]
command = "npx"
args = ["-y", "whats-running-mcp"]
.cursor/mcp.json
{
  "mcpServers": {
    "whats-running-mcp": {
      "args": [
        "-y",
        "whats-running-mcp"
      ],
      "command": "npx"
    }
  }
}
.vscode/mcp.json
{
  "mcpServers": {
    "whats-running-mcp": {
      "args": [
        "-y",
        "whats-running-mcp"
      ],
      "command": "npx"
    }
  }
}

This one needs environment variables set before it will start: WR_AGENT_PATTERNS (Comma-separated process-name substrings treated as agent sessions. Default: claude,codex,aider,cursor-agent,copilot,goose). The author declared them in the registry entry; get the values from the project itself.

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What's Running — questions

Answers built from our own checks of this server.

Why is there no uptime for What's Running?
What's Running 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 whats-running-mcp was installed 65 times last week.
How do I connect What's Running?
Copy the ready config from this page — we generate it for Claude Code, Claude Desktop, Codex, Cursor and VS Code, each with the file path that client actually reads. It runs locally, so the command pulls whats-running-mcp straight from npm; nothing to host, nothing to sign up for.
How many people use What's Running?
The npm package whats-running-mcp was installed 65 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 What's Running open source?
Yes — it is published under the MIT 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.