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.
MCP server for US immigration guidance — live Visa Bulletin, priority date checker and immigration term explanations. Free to use.
MCP server for SPARKIT, a scientific research agent that searches the literature, reads papers, and returns cited Markdown reports. Submit a question via the research tool from Claude Desktop / Cursor / Claude Code; get back a 90-second cited report without leaving the chat. uv tool install sparkit-mcp or pip install sparkit-mcp.