JUHE API Marketplace
AshwinSundar avatar
MCP Server

Congress[.]gov MCP Server

Ever wonder what our (US) Congress is up to? Fed up with the news? Ask Congress.gov yourself what's going on.

14
GitHub Stars
8/23/2025
Last Updated
MCP Server Configuration
1{
2 "name": "congress_gov_mcp",
3 "command": "/absolute_path/to/uv",
4 "args": [
5 "run",
6 "/absolute_path_to/congress_gov_mcp/server.py"
7 ]
8}
JSON8 lines

README Documentation

Congress.gov MCP server

smithery badge

Ever wonder what our (US) Congress is up to? Tired of reading the news to find out? Ask the US Congress API yourself.

Unofficial MCP server for the Congress.gov API

Installation

Installing via Smithery

To install congress_gov_mcp for Claude Desktop automatically via Smithery:

npx -y @smithery/cli install @AshwinSundar/congress_gov_mcp --client claude

Manual Installation

Prerequisites

  1. Install uv. The easiest way on macOS and Linux is:

    curl -LsSf https://astral.sh/uv/install.sh | sh
    
  2. Get a Congress.gov API key.

  3. Install Claude Desktop, Claude Code, or another client that supports MCP Integrations

Initial Setup

  1. Complete Prerequisites

  2. Clone this repository, and cd in:

    git clone http://github.com/AshwinSundar/congress_gov_mcp
    
    cd congress_gov_mcp
    
  3. Install dependencies:

    uv sync
    
  4. Create a .env file from the template:

    cp .env.template .env
    
  5. Add your Congress.gov API key to the .env file:

congress_gov_mcp/.env

CONGRESS_GOV_API_KEY="your-api-key-here"

Client Configuration

Claude Desktop

  1. Complete Prerequisites

  2. Copy the absolute path to your uv installation:

which uv
  1. Add the following to your Claude Desktop configuration file, inside the mcpServers block:

    macOS: ~/Library/Application Support/Claude/claude_desktop_config.json

    Windows: %APPDATA%\Claude\claude_desktop_config.json

{
  "mcpServers": {
    "congress_gov_mcp": {
      "command": "/absolute_path/to/uv",
      "args": [
        "run",
        "/absolute_path_to/congress_gov_mcp/server.py"
      ]
    }
  }
}

Claude Code

  1. Complete Prerequisites

  2. Add the following to .mcp.json in the directory you are running Claude Code in, inside the mcpServers block:

{
  "mcpServers": {
    "congress_gov_mcp": {
      "command": "uv",
      "args": [
        "run",
        "/absolute_path_to/congress_gov_mcp/server.py"
      ]
    }
  }
}

Roadmap

  • api.congress.gov
    • /bill
      • /{congress}
      • /{congress}/{billType}
      • /{congress}/{billType}/{billNumber}
        • /actions
        • /amendments
        • /committees
        • /cosponsors
        • /relatedbills
        • /subjects
        • /summaries
        • /text
        • /titles
    • /amendment
      • /{congress}
      • /{congress}/{amendmentType}
      • /{congress}/{amendmentType}/{amendmentNumber}
        • /actions
        • /cosponsors
        • /amendments
        • /text
    • /summaries
      • /{congress}
      • /{congress}/{billType}
    • /congress
      • /{congress}
      • /current
    • /member
      • /{bioguideId}
        • /sponsored-legislation
        • /cosponsored-legislation
    • /committee
      • /{systemCode}
        • /bills
        • /reports
        • /nominations
        • /meetings
        • /hearings
        • /house-communication
        • /senate-communication
    • /committee-report
      • /{congress}
      • /{congress}/{reportType}
      • /{congress}/{reportType}/{reportNumber}
        • /text
    • /committee-print
      • /{congress}
      • /{congress}/{printType}
      • /{congress}/{printType}/{printNumber}
        • /text
    • /committee-meeting
      • /{congress}
      • /{congress}/{chamber}
        • /meetings
    • /hearing
      • /{congress}
      • /{congress}/{chamber}
      • /{congress}/{chamber}/{hearingNumber}
    • /house-vote
      • /{congress}
      • /{congress}/{session}
      • /{congress}/{session}/{rollCallNumber}
    • /congressional-record
      • /{volume}
      • /{volume}/{pagePrefix}
      • /{volume}/{pagePrefix}/{pageNumber}
    • /daily-congressional-record
      • /{volume}
      • /{volume}/{issue}
    • /bound-congressional-record
      • /{year}
      • /{year}/{month}
      • /{year}/{month}/{day}
    • /house-communication
      • /{congress}
      • /{congress}/{communicationType}
      • /{congress}/{communicationType}/{communicationNumber}
    • /house-requirement
      • /{congress}
      • /{congress}/{requirementNumber}
    • /senate-communication
      • /{congress}
      • /{congress}/{communicationType}
      • /{congress}/{communicationType}/{communicationNumber}
    • /nomination
      • /{congress}
      • /{congress}/{nominationNumber}
        • /actions
        • /hearings
    • /crsreport
      • /{productCode}
    • /treaty
      • /{congress}
      • /{congress}/{treatyNumber}
        • /actions
        • /committees

Quick Install

Quick Actions

Key Features

Model Context Protocol
Secure Communication
Real-time Updates
Open Source