Open-Source MCP Server for Legislative Data

Connect AI to
Legislative Intelligence

Open-source MCP server that connects AI agents to live Congress.gov data. Search bills, analyze legislation, and look up members of Congress -- all through the Model Context Protocol.

100% Open Source
Real-Time Congress Data
Standard MCP Protocol
{
"mcpServers": {
"legis-mcp": {
"command": "npx",
"args": ["-y", "legis-mcp"],
"env": {
"CONGRESS_API_KEY": "your-key"
}
}
}
}

Add to your Claude Desktop or Cursor config file

Everything you need for legislative AI

Connect your AI applications to live congressional data with a fully open-source MCP server. Get a free Congress.gov API key and start building in minutes.

Standard MCP Protocol

Built on the Model Context Protocol for seamless integration with Claude, ChatGPT, and other AI platforms. Works with any MCP-compatible client out of the box.

Real-Time Congress Data

Access live legislative data as it updates. Bills, voting records, committee activities, and member information sourced directly from Congress.gov.

AI-Native Tool Execution

AI models can search bills, analyze legislation, track trends, and research member profiles during conversations with 7 built-in tools.

Run Anywhere

Run locally via npx for development or connect to the hosted remote endpoint for production. Both transport modes use the same tools with no extra configuration.

Self-Hostable

Deploy your own instance to Cloudflare Workers in minutes. Full control over your data and infrastructure with simple configuration.

Works with your favorite AI platforms

Standard MCP protocol ensures compatibility across the AI ecosystem

Claude
ChatGPT
Cursor
Windsurf

Endless possibilities with legislative intelligence

LegisMCP unlocks legislative data for any AI application. Here are just a few ways developers are building with it.

AI-Powered Research Assistants

Build intelligent research tools that can instantly access bill text, voting records, and legislative history. Perfect for academic researchers, journalists, and policy analysts.

  • Natural language queries
  • Bill analysis and summaries
  • Historical trend analysis
  • Real-time updates

Example: Ask: "What climate bills were introduced in the last 6 months?" and get instant, comprehensive results.

Legal & Compliance AI

Enhance legal AI platforms with live legislative data for regulatory compliance, legal research, and policy impact analysis.

  • Regulatory change tracking
  • Impact analysis
  • Compliance monitoring
  • Legal precedent research

Example: Automatically track regulatory changes affecting your industry and assess their legal implications.

Government Affairs Chatbots

Deploy conversational AI that can answer questions about legislation, member positions, and committee activities in real-time.

  • Member profile lookup
  • Vote tracking
  • Committee information
  • Bill status updates

Example: Citizens can ask "How did my representative vote on healthcare bills?" and get accurate, current information.

Analytics & Insights Platforms

Power business intelligence tools with legislative data to track policy trends, predict regulatory changes, and inform strategic decisions.

  • Trend analysis
  • Predictive modeling
  • Risk assessment
  • Strategic planning

Example: Identify emerging policy trends that could impact your business sector before they become law.

Civic Engagement Tools

Build tools that help citizens understand and engage with the legislative process using AI-powered explanations of complex bills.

  • Bill explainers
  • Representative lookup
  • Voting record analysis
  • Issue tracking

Example: Help voters understand what bills their representatives are sponsoring and how they voted.

Educational AI Systems

Create educational platforms that teach civics, government, and political science with access to live legislative data.

  • Interactive learning
  • Civics education
  • Case studies
  • Real-world examples

Example: Students can explore how bills become laws using actual, current legislative proceedings.

Ready to build your legislative AI application?

Get started in under a minute

Add legislative intelligence to your AI workflow. Just grab a free Congress.gov API key and you're ready to go.

Open Source

Fully open source under the MIT License

7 Built-in Tools

Search bills, analyze legislation, look up members

Zero Config

Works out of the box with a free Congress.gov API key