weixin

weixin is an MCP server for Claude Code from qufei1993/cc-weixin. Its token cost is not measured, scanned A, original, MIT.

A local MCP server named weixin, configured to run from the cc-weixin project using Bun. The available information only identifies its launch configuration.

In plain words
What is it for?
Use it only when working with the cc-weixin setup and its configured weixin server.
Why use it?
It provides the configured connection for that server, but the supplied details do not explain what tasks or data it handles.

MCP server for Claude Code

Written for Claude Code: ${CLAUDE_PLUGIN_ROOT} variable. Also seen: listed in a Claude config.

Runs only inside its plugin — its command needs a path that Claude Code sets for a plugin’s own hooks and for nothing else. Install the plugin, not this.

Part of the weixin plugin — 2 skills, 1 MCP server shipped together

Good fit Use it only when working with the cc-weixin setup and its configured weixin server.

Compare 6 mcp servers from other repositories ↓

Installing this writes the configuration, not the program: `/bin/sh` has to be on your PATH already, or the server will not start.

Install

Getting it into your agent

This one installs as part of its plugin. Adding the marketplace and installing the plugin brings it with everything else the plugin ships.

Claude Code
/plugin marketplace add qufei1993/cc-weixin
Claude Code
/plugin install weixin

Installing this writes the configuration, not the program: `/bin/sh` has to be on your PATH already, or the server will not start.

Made for: Claude Code.

Or install weixin, the plugin that ships this one along with the rest of its 2 skills, 1 MCP server.

Wrote this? Show the measurements

A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.

agentmods badge for weixin

README.md
[![agentmods](https://agentmods.dev/badge/mcp/qufei1993/cc-weixin/weixin-weixin/github.svg)](https://agentmods.dev/mcp/qufei1993/cc-weixin/weixin-weixin)
Your own site
<a href="https://agentmods.dev/mcp/qufei1993/cc-weixin/weixin-weixin"><img src="https://agentmods.dev/badge/mcp/qufei1993/cc-weixin/weixin-weixin/github.svg" alt="Measured on agentmods" height="20"></a>

Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.

agentmods 80×15 button for weixin

Your own site · 80×15
<a href="https://agentmods.dev/mcp/qufei1993/cc-weixin/weixin-weixin"><img src="https://agentmods.dev/badge/mcp/qufei1993/cc-weixin/weixin-weixin.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session not measured What this adds to a session before it is invoked.
When invoked not measured Not applicable: nothing here is loaded into a session.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Security

Grade A, and why

weixin scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 2mo ago.

A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.

Nothing flagged

None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.

plugins/weixin/.mcp.json · 9 lines

What it actually says

{
  "weixin": {
    "command": "/bin/sh",
    "args": [
      "-c",
      "PATH=\"$HOME/.bun/bin:$HOME/.volta/bin:$PATH\" bun run --cwd \"${CLAUDE_PLUGIN_ROOT}\" --shell=bun --silent start"
    ]
  }
}
Changes

What this file has done since we first saw it

Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.

  1. 2mo ago First seen · 9 lines scan A 1b3fe821da84

Subscribe to this mod's changes

weixin is an MCP server published in the GitHub repository qufei1993/cc-weixin (157 stars, last pushed 6mo ago), licensed MIT. Its token cost is not measured: an MCP server costs its tool schemas, not its config file. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.

Related

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