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 census-mcp-server.
Run the command below in your terminal — Claude Code persists it for you.claude mcp add census-mcp-server --env MCP_TRANSPORT_TYPE=stdio --env MCP_LOG_LEVEL=info --env CENSUS_API_KEY=your-census-api-key -- bunx census-mcp-server@latest