Agent-first MCP server for WeChat Mini Program debugging & automation via WeChat DevTools.
To add weapp-agent-mcp to Claude, run the install command below or copy the ready-made config for Claude Code, Claude Desktop, Cursor and VS Code further down. Restart your client after adding it and its tools show up in your next conversation. It needs 15 environment variables, listed below.
Install
npx -y @chaixueyuan/weapp-agent-mcp@0.4.8Environment variables
WEAPP_WS_ENDPOINTSet in your MCP configWEAPP_AUTOMATOR_MODESet in your MCP configWEAPP_PROJECT_PATHSet in your MCP configWECHAT_DEVTOOLS_CLI_PATHSet in your MCP configWEAPP_DEVTOOLS_PORTSet in your MCP configWEAPP_DEVTOOLS_TIMEOUTSet in your MCP configWEAPP_AUTO_ACCOUNTSet in your MCP configWEAPP_DEVTOOLS_TICKETSet in your MCP configWEAPP_TRUST_PROJECTSet in your MCP configWEAPP_DEVTOOLS_ARGSSet in your MCP configWEAPP_DEVTOOLS_CWDSet in your MCP configWEAPP_AUTOCLOSESet in your MCP configWEAPP_AUTOLAUNCHSet in your MCP configWEAPP_LAUNCH_TIMEOUTSet in your MCP configWEAPP_CONNECT_TIMEOUTSet in your MCP configInstall with your client
claude mcp add weapp-agent --env WEAPP_WS_ENDPOINT=<YOUR_WEAPP_WS_ENDPOINT> --env WEAPP_AUTOMATOR_MODE=<YOUR_WEAPP_AUTOMATOR_MODE> --env WEAPP_PROJECT_PATH=<YOUR_WEAPP_PROJECT_PATH> --env WECHAT_DEVTOOLS_CLI_PATH=<YOUR_WECHAT_DEVTOOLS_CLI_PATH> --env WEAPP_DEVTOOLS_PORT=<YOUR_WEAPP_DEVTOOLS_PORT> --env WEAPP_DEVTOOLS_TIMEOUT=<YOUR_WEAPP_DEVTOOLS_TIMEOUT> --env WEAPP_AUTO_ACCOUNT=<YOUR_WEAPP_AUTO_ACCOUNT> --env WEAPP_DEVTOOLS_TICKET=<YOUR_WEAPP_DEVTOOLS_TICKET> --env WEAPP_TRUST_PROJECT=<YOUR_WEAPP_TRUST_PROJECT> --env WEAPP_DEVTOOLS_ARGS=<YOUR_WEAPP_DEVTOOLS_ARGS> --env WEAPP_DEVTOOLS_CWD=<YOUR_WEAPP_DEVTOOLS_CWD> --env WEAPP_AUTOCLOSE=<YOUR_WEAPP_AUTOCLOSE> --env WEAPP_AUTOLAUNCH=<YOUR_WEAPP_AUTOLAUNCH> --env WEAPP_LAUNCH_TIMEOUT=<YOUR_WEAPP_LAUNCH_TIMEOUT> --env WEAPP_CONNECT_TIMEOUT=<YOUR_WEAPP_CONNECT_TIMEOUT> -- npx -y @chaixueyuan/weapp-agent-mcp@0.4.8
Run this in a terminal to add the server to Claude Code.
What this does
weapp-agent-mcp exposes a set of tools to Claude over the Model Context Protocol. After you add it to claude_desktop_config.json (snippet above) and restart Claude Desktop, those tools become callable inside any conversation.
Requirements
This server needs the following environment variables to be set before it can run:
WEAPP_WS_ENDPOINT WEAPP_AUTOMATOR_MODE WEAPP_PROJECT_PATH WECHAT_DEVTOOLS_CLI_PATH WEAPP_DEVTOOLS_PORT WEAPP_DEVTOOLS_TIMEOUT WEAPP_AUTO_ACCOUNT WEAPP_DEVTOOLS_TICKET WEAPP_TRUST_PROJECT WEAPP_DEVTOOLS_ARGS WEAPP_DEVTOOLS_CWD WEAPP_AUTOCLOSE WEAPP_AUTOLAUNCH WEAPP_LAUNCH_TIMEOUT WEAPP_CONNECT_TIMEOUT
Set these via the env object in your MCP config (see claude_desktop_config.json snippet above).
Frequently asked questions
How do I install weapp-agent-mcp?
Run the Claude Code command in the install section to add weapp-agent-mcp to Claude Code, or copy the ready-made config for your client from the install section on this page. Restart your client afterwards and the tools appear in your next conversation.
Which clients work with weapp-agent-mcp?
This page carries setup and config for Claude Code, Claude Desktop, Cursor and VS Code. Any other MCP client that accepts a standard server config can connect to weapp-agent-mcp as well.
Does weapp-agent-mcp need an API key?
Yes. Before it can run, set these environment variables: WEAPP_WS_ENDPOINT, WEAPP_AUTOMATOR_MODE, WEAPP_PROJECT_PATH, WECHAT_DEVTOOLS_CLI_PATH, WEAPP_DEVTOOLS_PORT, WEAPP_DEVTOOLS_TIMEOUT, WEAPP_AUTO_ACCOUNT, WEAPP_DEVTOOLS_TICKET, WEAPP_TRUST_PROJECT, WEAPP_DEVTOOLS_ARGS, WEAPP_DEVTOOLS_CWD, WEAPP_AUTOCLOSE, WEAPP_AUTOLAUNCH, WEAPP_LAUNCH_TIMEOUT, WEAPP_CONNECT_TIMEOUT. They go in the env block of your MCP config.
Imported from the Official MCP Registry. The details above come from the registry entry; the maker can claim this listing to correct them, add docs, and see its traffic.
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Claim this listing to see its traffic, fix details yourself, and skip the review queue on future updates.
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