Congress[.]gov MCP Server

Congress.gov MCP server

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

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.

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"

Configuration

Claude Desktop

1. Complete Prerequisites
2. Copy the absolute path to your uv installation:

2. Add the following to your Claude Desktop configuration file: macOS: ~/Library/Application Support/Claude/claude_desktop_config.json Windows: %APPDATA%\Claude\claude_desktop_config.json

Claude Code

1. Complete Prerequisites
2. Add the following to .mcp.json in the directory you are running Claude Code in:

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