How do I connect Windbg MCP Server to Claude?

Run `claude mcp add kanren3-windbg-mcp -- npx -y windbg-mcp@latest` in Claude Code, or add the same command and arguments under mcpServers in Cursor's mcp.json or Claude Desktop's claude_desktop_config.json, then restart the client. The blocks above are ready to paste.

Is Windbg MCP Server free?

The listed licence is MIT. Check the upstream terms for permitted use and commercial requirements; a public repository does not by itself mean the software is free or open source. Connected APIs and hosted services may have separate charges.

What can Windbg MCP Server do?

Windbg MCP Server documents 10 tools to the agent, including windbg_attach_kernel, windbg_attach_process, windbg_close. The descriptions above come from project documentation. A live handshake does not test individual tool behavior.

Windbg MCP

Unclaimed

by kanren3

WinDbg (cdb/kd) as an MCP server — concurrent multi-session debugging of crash dumps, live processes, and kernel targets for LLM agents.

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01 / Choose your client

02 / Before you connect

Authentication is not specified. Check the project instructions before connecting.

Install the runtime required by the project and make it available to your client.

Project instructionsEnvironment variable names (optional)

Use names from the project instructions, separated by commas. Enter names only, never secret values.

03 / Add the configuration

Source: generated from public install instructions

claude mcp add --transport stdio 'kanren3-windbg-mcp' -- 'npx' '-y' 'windbg-mcp@latest'

Run in your terminal after replacing any placeholders.

04 / Check it in your client

Open your client’s MCP settings and confirm the server connects and lists its tools. A copied configuration does not confirm a working connection.

Is this your MCP server?

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Security profile

Claimed and verified servers get a weekly static scan that shows what the code can reach: external services, environment variables, shell commands, agent configuration folders, plus any dependencies with known advisories. Claim this listing to get one. How the security profile works

10 of 10 tools

Documented tools (10)

From project documentation. A server handshake does not verify each tool’s description or behavior.

windbg_attach_kernel

Connect kd to a kernel target (KDNET / pipe / serial)

windbg_attach_process

Attach to a running process by pid or name

windbg_close

End session with q — closes the user-mode target (a kernel target stays locked)

windbg_detach

End session with qd — detaches and leaves a live user-mode or kernel target running

windbg_execute_command

Run any debugger command (kb, lm, !analyze -v, …)

windbg_interrupt_target

Break into a running target (CTRL+BREAK)

windbg_open_dump

Open a crash dump (.dmp/.mdmp/.hdmp) for analysis

windbg_open_executable

Launch a process under cdb

windbg_search_commands

Search the WinDbg command catalog by keyword

windbg_sessions

List active sessions with their state

Tool change history

Compared across complete checks of the same configuration. Tools were listed, not invoked. Input-schema changes are not measured here.

No complete tool checks yet.

FAQ

Questions about Windbg MCP Server

How do I connect Windbg MCP Server to Claude?: Run `claude mcp add kanren3-windbg-mcp -- npx -y windbg-mcp@latest` in Claude Code, or add the same command and arguments under mcpServers in Cursor's mcp.json or Claude Desktop's claude_desktop_config.json, then restart the client. The blocks above are ready to paste.
Is Windbg MCP Server free?: The listed licence is MIT. Check the upstream terms for permitted use and commercial requirements; a public repository does not by itself mean the software is free or open source. Connected APIs and hosted services may have separate charges.
What can Windbg MCP Server do?: Windbg MCP Server documents 10 tools to the agent, including windbg_attach_kernel, windbg_attach_process, windbg_close. The descriptions above come from project documentation. A live handshake does not test individual tool behavior.