MCP Debug MCP

A debugging and development tool for Model Context Protocol (MCP) servers that enables rapid development and testing. It supports hot-swapping server binaries without disconnecting clients, session recording of JSON-RPC traffic, and automated playback testing for regression testing. It also provides a multi-server aggregation proxy with real-time connection monitoring and management APIs.

Package and access

Local package with source-attributed installation metadata. Koskamo does not execute packages during review.

Community listingLocal stdioSource reviewed; not executedPublished by standardbeagle

Vendor documentation

What you can do with it

Hot-swap server binaries during development without disconnecting clients
Record JSON-RPC traffic for debugging and documentation
Replay recorded requests to test MCP servers
Aggregate multiple MCP servers with tool prefixing

Source and maintenance

Community listingRegistry 1.1.6

mcp-registry: io.github.standardbeagle/mcp-debug@1.1.6 Source repository

Maintenance checked: Oct 31, 2026, 10:27 PM UTC

Packages and installation

Source-provided package data. Koskamo has not executed or live-probed this package.

@standardbeagle/mcp-debug 1.1.6

npmnpx

@standardbeagle/mcp-debug package definition

{
  "version": "1.1.6",
  "transport": "stdio",
  "identifier": "@standardbeagle/mcp-debug",
  "runtimeHint": "npx",
  "registryType": "npm"
}

Tools

Reported by the attributed source; not independently observed by Koskamo.

No tool definitions available.

Connect from your client

Each snippet configures the same source-provided package; replace placeholders before use.

This server is operated by the named third party. Listing and endpoint checks are not an endorsement or a security audit. Review the operator's permissions, terms, and data handling before connecting. How listings are checked and corrected.

Cursor

Merge this local stdio configuration, replace every placeholder environment value, and restart Cursor. Koskamo has not executed this package.

Cursor configuration

{
  "mcpServers": {
    "mcp-debug-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@standardbeagle/mcp-debug@1.1.6"
      ]
    }
  }
}

Cline

Merge this local stdio configuration, replace every placeholder environment value, and restart Cline. Koskamo has not executed this package.

Cline configuration

{
  "mcpServers": {
    "mcp-debug-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@standardbeagle/mcp-debug@1.1.6"
      ]
    }
  }
}

VS Code

Merge this local stdio configuration, replace every placeholder environment value, and restart VS Code. Koskamo has not executed this package.

VS Code configuration

{
  "servers": {
    "mcp-debug-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@standardbeagle/mcp-debug@1.1.6"
      ]
    }
  }
}

Claude Desktop

Merge this local stdio configuration, replace every placeholder environment value, and restart Claude Desktop. Koskamo has not executed this package.

Claude Desktop configuration

{
  "mcpServers": {
    "mcp-debug-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@standardbeagle/mcp-debug@1.1.6"
      ]
    }
  }
}

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