nonprofit explorer mcp server for Claude Code

io.github.cyanheads/nonprofit-explorer-mcp-server

MCP server for nonprofit financials via ProPublica — IRS Form 990 data for 1.8M+ nonprofits.

client:Claude Code transport:streamable-http runtime:npm tools:3

Install nonprofit explorer mcp server in Claude Code

run in your project directory

claude mcp add --transport http nonprofit-explorer-mcp-server https://nonprofit-explorer.caseyjhand.com/mcp

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs