Yes! The Congress.gov API key is completely free. Register at api.congress.gov/sign-up/ to get instant access to all legislative data endpoints.

U.S. Congress MCP Server for Google ADK 8 tools — connect in under 2 minutes

Name: U.S. Congress
Availability: InStock
Author: Vinkius

google.github.io/adk-docs/tools/mcp-tools

Built by Vinkius GDPR 8 Tools SDK

Google Agent Development Kit (ADK) is Google's framework for building production AI agents. Add U.S. Congress as an MCP tool provider through Vinkius and your ADK agents can call every tool with full schema introspection.

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python

from google.adk.agents import Agent
from google.adk.tools.mcp_tool import McpToolset
from google.adk.tools.mcp_tool.mcp_session_manager import (
    StreamableHTTPConnectionParams,
)

# Your Vinkius token. get it at cloud.vinkius.com
mcp_tools = McpToolset(
    connection_params=StreamableHTTPConnectionParams(
        url="https://edge.vinkius.com/[YOUR_TOKEN_HERE]/mcp",
    )
)

agent = Agent(
    model="gemini-2.5-pro",
    name="us_congress_agent",
    instruction=(
        "You help users interact with U.S. Congress "
        "using 8 available tools."
    ),
    tools=[mcp_tools],
)

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About U.S. Congress MCP Server

Connect the U.S. Congress API to your AI agent and access comprehensive legislative data through natural conversation.

Google ADK natively supports U.S. Congress as an MCP tool provider. declare Vinkius Edge URL and the framework handles discovery, validation, and execution automatically. Combine 8 tools with Gemini's long-context reasoning for complex multi-tool workflows, with production-ready session management and evaluation built in.

What you can do

Bill Research — Search and browse bills across congressional sessions with full text and status tracking
Member Lookup — List current and past members of Congress with biographical and voting data
Amendment Tracking — Browse amendments to bills and resolutions
Treaty Analysis — Access treaty submissions and their current status
Nomination Tracking — Monitor presidential nominations through the confirmation process
Committee Navigation — Browse congressional committees and their jurisdictions
Congress History — Access session data across historical congresses

The U.S. Congress MCP Server exposes 8 tools through the Vinkius. Connect it to Google ADK in under two minutes — no API keys to rotate, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.

How to Connect U.S. Congress to Google ADK via MCP

Follow these steps to integrate the U.S. Congress MCP Server with Google ADK.

Install Google ADK

Run pip install google-adk

Replace the token

Replace [YOUR_TOKEN_HERE] with your Vinkius token

Create the agent

Save the code above and integrate into your ADK workflow

Explore tools

The agent will discover 8 tools from U.S. Congress via MCP

Why Use Google ADK with the U.S. Congress MCP Server

Google ADK provides unique advantages when paired with U.S. Congress through the Model Context Protocol.

Google ADK natively supports MCP tool servers. declare a tool provider and the framework handles discovery, validation, and execution

Built on Gemini models, ADK provides long-context reasoning ideal for complex multi-tool workflows with U.S. Congress

Production-ready features like session management, evaluation, and deployment come built-in. not bolted on

Seamless integration with Google Cloud services means you can combine U.S. Congress tools with BigQuery, Vertex AI, and Cloud Functions

U.S. Congress + Google ADK Use Cases

Practical scenarios where Google ADK combined with the U.S. Congress MCP Server delivers measurable value.

Enterprise data agents: ADK agents query U.S. Congress and cross-reference results with internal databases for comprehensive analysis

Multi-modal workflows: combine U.S. Congress tool responses with Gemini's vision and language capabilities in a single agent

Automated compliance checks: schedule ADK agents to query U.S. Congress regularly and flag policy violations or configuration drift

Internal tool platforms: build self-service agent platforms where teams connect their own MCP servers including U.S. Congress

U.S. Congress MCP Tools for Google ADK (8)

These 8 tools become available when you connect U.S. Congress to Google ADK via MCP:

get_bill_details

Get full details for a specific legislative bill

list_congress_amendments

List legislative amendments

list_congress_bills

gov database. List bills from the current or specified Congress

list_congress_committees

List congressional committees

list_congress_members

List current or past members of the US Congress

list_congress_nominations

List executive and judicial nominations

list_congress_sessions

g., 118th, 117th) and their start and end dates. List historical congressional sessions

list_congress_treaties

List treaties handled by Congress

Example Prompts for U.S. Congress in Google ADK

Ready-to-use prompts you can give your Google ADK agent to start working with U.S. Congress immediately.

"What bills about artificial intelligence were introduced in the current Congress?"

Troubleshooting U.S. Congress MCP Server with Google ADK

Common issues when connecting U.S. Congress to Google ADK through the Vinkius, and how to resolve them.

McpToolset not found

Update: pip install --upgrade google-adk

U.S. Congress + Google ADK FAQ

Common questions about integrating U.S. Congress MCP Server with Google ADK.

How does Google ADK connect to MCP servers?

Import the MCP toolset class and pass the server URL. ADK discovers and registers all tools automatically, making them available to your agent's tool-use loop.

Can ADK agents use multiple MCP servers?

Yes. Declare multiple MCP tool providers in your agent configuration. ADK merges all tool schemas and the agent can call tools from any server in a single turn.

Which Gemini models work best with MCP tools?

Gemini 2.0 Flash and Pro models both support function calling required for MCP tools. Flash is recommended for latency-sensitive use cases, Pro for complex reasoning.