Side-by-side comparison of two Model Context Protocol servers — install paths, tools, quality signals, and directory engagement so you can pick the right one for Claude, Cursor, and other MCP clients.
Hosted company-state MCP for operating SMBs (brand, voice, charter, priorities, entitled modules/skills). Anonymous public discovery at https://connector.rarefied.earth/public/mcp proves live value in under 10 seconds; tenant feed after trial. Official registry: io.github.Rarefied-Earth/groundwork. Product
Local-first Obsidian vault MCP server for Codex, Claude Desktop, and other MCP clients. Works directly with markdown files, no Obsidian plugin, API key, cloud service, or running Obsidian app required. Includes read-only mode, backup-on-write, path isolation, and setup examples.