Firefox DevTools MCP for LangChain
io.github.mozilla/firefox-devtools-mcp
Control and debug Firefox: navigate, fill forms, inspect network and console, profile.
client:LangChain
transport:stdio
runtime:npm
Install Firefox DevTools MCP in LangChain
pip install langchain-mcp-adapters
from langchain_mcp_adapters.client import MultiServerMCPClient
client = MultiServerMCPClient({
"firefox-devtools-mcp": {
"transport": "stdio",
"command": "npx",
"args": ["-y", "@mozilla/firefox-devtools-mcp"],
}
})
tools = await client.get_tools()
get_tools() returns the server's tools as LangChain tools, ready for an agent. LangChain docs