MCP server exposing 5 tools for open-fec.
This URL is a JSON-RPC 2.0 endpoint over HTTP. Issue POST requests with a JSON-RPC body. Browsers and search crawlers land here on GET.
POST https://gateway.pipeworx.io/open-fec/mcp
Content-Type: application/json
{"jsonrpc":"2.0","id":1,"method":"tools/list"}search_candidates — Search federal election candidates by name, state, or party. Returns candidate ID, name, party, office, state, district, and election years. Example: search_candidates("Biden", state="DE", party="DEM")candidate_financials — Get campaign finance summary for a candidate by their FEC candidate ID (e.g., "P80001571"). Returns total receipts, disbursements, cash on hand, individual contributions, PAC contributions, and loans. Use search_candidates first to find the candidate ID.search_committees — Search political committees (PACs, Super PACs, party committees) by name. Returns committee ID, name, type, designation, party, treasurer, and associated candidates. Example: search_committees("ActBlue")committee_financials — Get campaign-finance totals for a committee / PAC by its FEC committee ID (e.g., "C00401224"). Returns receipts, disbursements, cash on hand, and independent expenditures by cycle. Use search_committees first to find the committee ID.search_contributions — Search itemized individual contributions ("follow the money") — who donated, how much, employer/occupation, city/state, and date. Filter by recipient committee, donor name, employer, state, minimum amount, and cycle. PREFER for "who donated to <committee>", "<person>'s political donations", "donations from <employer> employees". Requires at least one of committee_id or contributor_name.Code samples (curl / TypeScript / one-click client install), schemas, and the live playground are on the pack page:
https://pipeworx.io/packs/open-fec/
Pipeworx is an open MCP gateway connecting AI agents to live data. pipeworx.io