OpenStates MCP Server for Google ADK 7 tools — connect in under 2 minutes
Google Agent Development Kit (ADK) is Google's framework for building production AI agents. Add OpenStates as an MCP tool provider through Vinkius and your ADK agents can call every tool with full schema introspection.
ASK AI ABOUT THIS MCP SERVER
Vinkius supports streamable HTTP and SSE.
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="openstates_agent",
instruction=(
"You help users interact with OpenStates "
"using 7 available tools."
),
tools=[mcp_tools],
)
* Every MCP server runs on Vinkius-managed infrastructure inside AWS - a purpose-built runtime with per-request V8 isolates, Ed25519 signed audit chains, and sub-40ms cold starts optimized for native MCP execution. See our infrastructure
About OpenStates MCP Server
Equip your AI agent with the most comprehensive US state-level legislative intelligence via OpenStates. This unified server provides your agent with instant access to bills, legislators, and committee metadata across all 50 states, DC, and Puerto Rico. Your agent can instantly search for specific legislation, audit legislator profiles, and retrieve committee memberships without you ever manually checking a government site. Whether you are tracking policy trends or verifying legislative actions, your agent acts as a dedicated political analyst through natural conversation.
Google ADK natively supports OpenStates as an MCP tool provider. declare Vinkius Edge URL and the framework handles discovery, validation, and execution automatically. Combine 7 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 Discovery — Search for thousands of legislative bills by keyword, jurisdiction, and session.
- Legislator Auditing — Fetch complete profiles, contact information, and current roles for state legislators.
- Committee Intelligence — List all legislative committees in a jurisdiction and retrieve their detailed membership lists.
- Jurisdiction Lookup — List and inspect all supported states and jurisdictions to understand current legislative coverage.
- Deep Metadata — Retrieve detailed actions and versions for specific bills to analyze the legislative process.
The OpenStates MCP Server exposes 7 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 OpenStates to Google ADK via MCP
Follow these steps to integrate the OpenStates 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 7 tools from OpenStates via MCP
Why Use Google ADK with the OpenStates MCP Server
Google ADK provides unique advantages when paired with OpenStates 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 OpenStates
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 OpenStates tools with BigQuery, Vertex AI, and Cloud Functions
OpenStates + Google ADK Use Cases
Practical scenarios where Google ADK combined with the OpenStates MCP Server delivers measurable value.
Enterprise data agents: ADK agents query OpenStates and cross-reference results with internal databases for comprehensive analysis
Multi-modal workflows: combine OpenStates tool responses with Gemini's vision and language capabilities in a single agent
Automated compliance checks: schedule ADK agents to query OpenStates regularly and flag policy violations or configuration drift
Internal tool platforms: build self-service agent platforms where teams connect their own MCP servers including OpenStates
OpenStates MCP Tools for Google ADK (7)
These 7 tools become available when you connect OpenStates to Google ADK via MCP:
get_bill_details
Get bill details
get_committee_details
Get committee details
get_legislator_details
Get legislator details
list_committees
List committees in a jurisdiction
list_jurisdictions
List all jurisdictions
search_bills
Search for legislative bills
search_legislators
Search for legislators
Example Prompts for OpenStates in Google ADK
Ready-to-use prompts you can give your Google ADK agent to start working with OpenStates immediately.
"Search for education bills in California."
"Who are the members of the New York Senate Finance Committee?"
"Get the latest actions for bill TX HB-500."
Troubleshooting OpenStates MCP Server with Google ADK
Common issues when connecting OpenStates to Google ADK through the Vinkius, and how to resolve them.
McpToolset not found
pip install --upgrade google-adkOpenStates + Google ADK FAQ
Common questions about integrating OpenStates MCP Server with Google ADK.
How does Google ADK connect to MCP servers?
Can ADK agents use multiple MCP servers?
Which Gemini models work best with MCP tools?
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Connect OpenStates to Google ADK
Get your token, paste the configuration, and start using 7 tools in under 2 minutes. No API key management needed.