Serial MCP Server

A stateful serial port Model Context Protocol (MCP) server for developer tooling and AI agents. It runs locally over stdio via the published package.

People connecting this server to Claude, Cursor, VS Code, or another MCP client. The project is written in Python.

VERIFIED ACTIVE

LAST COMMIT 2026-03-07 · ★ 18 · #478 OF 848 MAINTAINED OTHER · VERIFIED 2026-08-25

MIT · Python servers · how we verify → /methodology

01 · Install Serial MCP Server

before you install - you'll need

Set SERIAL_MCP_PLUGINS, SERIAL_MCP_TOOL_SEPARATOR, SERIAL_MCP_LOG_LEVEL, SERIAL_MCP_MIRROR before connecting.

Claude Code

claude mcp add es617-serial-mcp-server -- uvx serial-mcp-server

Claude Desktop / Cursor / VS Code - add to config

{
  "mcpServers": {
    "es617-serial-mcp-server": {
      "command": "uvx",
      "args": [
        "serial-mcp-server"
      ]
    }
  }
}

Same JSON for Cursor. For VS Code, rename the top-level key from `mcpServers` to `servers`.

Using another client? Same JSON, different key

Claude Desktop · mcpServers

Cursor · mcpServers

VS Code · servers

Windsurf · mcpServers

Zed · context_servers

Cline · mcpServers

Roo Code · mcpServers

Continue · mcpServers

LibreChat · mcpServers

Gemini CLI · mcpServers

Codex CLI · mcp_servers

Full setup guides: every client.

02 · Evidence

Security posture

What to check before giving this server access to your agent - from the registry, GitHub, and our own probes. We don't score safety; we show what's verifiable.

runs as local process (stdio) - runs on your machine with your user's permissions

license MIT - declared in the repository

pypi package serial-mcp-server - check the name against the project README before installing (PyPI has no namespace ownership)

registry namespace io.github.es617 is GitHub-verified and matches the repo owner

03 · What Serial MCP Server can do

Prose above is summarized from the project's README and registry record - no invented capabilities.

Latest releases

v0.1.3 · 2026-03-07

v0.1.2 · 2026-03-05

v0.1.1 · 2026-02-26

04 · Who maintains Serial MCP Server

serial-mcp-server is maintained by es617. We track 4 MCP servers from es617 - 4 actively maintained, 92 combined GitHub stars, oldest repo from Feb 2026. Full record: all servers from es617.

05 · Facts

repository: github.com/es617/serial-mcp-server
category: other - ranked #478 of 848 actively-maintained other servers as of 2026-08-25.
registry: io.github.es617/serial-mcp-server (active, first published 2026-03-06 · 2 versions)
packages: pypi:serial-mcp-server

06 · Serial MCP Server FAQ

What is Serial MCP Server?

A stateful serial port Model Context Protocol (MCP) server for developer tooling and AI agents. It runs locally over stdio via the published package.

Is Serial MCP Server still maintained?

Yes - as of 2026-08-25, its last commit was 2026-03-07. We re-verify nightly.

How do I install Serial MCP Server?

Run `uvx serial-mcp-server`. The README documents 4 environment variables (SERIAL_MCP_PLUGINS, SERIAL_MCP_TOOL_SEPARATOR, SERIAL_MCP_LOG_LEVEL…) to set first. Set SERIAL_MCP_PLUGINS, SERIAL_MCP_TOOL_SEPARATOR, SERIAL_MCP_LOG_LEVEL, SERIAL_MCP_MIRROR before connecting. You can also paste the ready-made client config above.

Does Serial MCP Server run locally?

Yes - it's a stdio server: it runs on your machine (via uvx) with your user's permissions. Your data stays local unless the server itself calls external APIs.

07 · Alternatives to Serial MCP Server

Alternatives to Serial MCP Server

Maintained other servers if Serial MCP Server isn't the fit.

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