Requires the runtime declared in the upstream repo — check the README before running. Claude Code persists MCP servers via its CLI — no config file to edit, just run the command below once. Paste the config below, then follow the reload step to register chrome-extension-tester-mcp.
Run the command below in your terminal — Claude Code persists it for you.claude mcp add chrome-extension-tester -- npx -y chrome-extension-tester-mcp