Congress / Legislation data for AI agents
Federal legislation from Congress.gov: bills and resolutions, actions, cosponsors, members, House roll-call votes, and enacted laws. Where the upstream source provides it, the response includes a timestamp or freshness note.
Get a free key → See all 8 tools
How to connect
These Congress / Legislation tools use the same LiveDataLink endpoint as the rest of the catalog. Add it to an MCP client that supports Streamable HTTP and include your bearer key. Each source has its own coverage, update schedule, and credential requirements; those limits are listed in the catalog and response notes.
{
"mcpServers": {
"livedatalink": {
"url": "https://livedatalink.ai/mcp",
"headers": { "Authorization": "Bearer YOUR_API_KEY" }
}
}
}Once connected, call any tool below. The free tier covers 1,000 queries each month across the 377-tool catalog, with no credit card.
Congress / Legislation tools (8)
| congress_search_bills | Search or list recent federal bills and resolutions from Congress.gov by topic or Congress number. |
| congress_bill_details | Full detail for one bill: title, sponsor, latest action, policy area, cosponsor party breakdown. |
| congress_bill_actions | Chronological legislative action history for one bill (referrals, votes, becoming law). |
| congress_bill_cosponsors | List a bill's cosponsors with party and state. |
| congress_search_members | Search members of Congress by Congress number, state, and district; returns bioguide IDs. |
| congress_member_details | Detailed profile for a member of Congress by bioguide ID: party history, terms, leadership roles. |
| congress_house_votes | Recent US House roll-call votes for a Congress: number, question, result, date. |
| congress_recent_laws | Bills that became public or private law in a given Congress. |
Common queries this domain answers: congress · bill · legislation · house · senate · representative · senator · member of congress · roll call · vote · law · resolution · sponsor · cosponsor · congress.gov · bioguide · public law · committee.
Why LiveDataLink for Congress / Legislation
- One key, 81 domains. These tools sit alongside FMCSA carrier safety, sanctions screening, SEC filings, courts, Census, and FRED through the same endpoint. Source coverage and credentials vary by tool.
- Check source terms. Sourced from Congress.gov; review its attribution and redistribution rules before shipping results.
- For agent workflows. Read-only annotated MCP tools over Streamable HTTP with Bearer auth. Use them with clients that support this transport, including compatible Claude, Cursor, and n8n setups.
FAQ
- What can I look up in Congress / Legislation?
- Federal legislation from Congress.gov: bills and resolutions, actions, cosponsors, members, House roll-call votes, and enacted laws. The catalog has 8 tools, including congress_search_bills, congress_bill_details, congress_bill_actions, congress_bill_cosponsors, congress_search_members, congress_member_details, plus others. They are available over the Model Context Protocol at https://livedatalink.ai/mcp. Coverage and update timing come from Congress.gov.
- How do I connect these tools?
- Add https://livedatalink.ai/mcp as a Streamable HTTP MCP server in Claude, Cursor, n8n, or another compatible client, then send an "Authorization: Bearer YOUR_API_KEY" header. A free key includes 1,000 queries/month with no card at https://livedatalink.ai/signup/free. The same key works across domains, although some upstream sources have their own credentials or limits.
- Can I reuse the results in my product?
- That depends on Congress.gov's terms. Check its attribution and redistribution rules before shipping results to customers. LiveDataLink's free tier includes 1,000 queries/month, and paid plans start at $10/month.