OpenCorporates MCP Server for Google ADK 6 tools — connect in under 2 minutes
Google Agent Development Kit (ADK) is Google's framework for building production AI agents. Add OpenCorporates 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="opencorporates_agent",
instruction=(
"You help users interact with OpenCorporates "
"using 6 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 OpenCorporates MCP Server
Empower your AI agent to orchestrate your entire corporate auditing and due diligence workflow with OpenCorporates, the world's largest open database of companies. By connecting OpenCorporates to your agent, you transform complex registration lookups into a natural conversation. Your agent can instantly search for companies across hundreds of jurisdictions, audit officer histories, and retrieve detailed corporate groupings without you ever touching a manual register. Whether you are conducting competitive analysis or background checks, your agent acts as a real-time corporate investigator, ensuring your business intelligence is always grounded in official, verified data.
Google ADK natively supports OpenCorporates as an MCP tool provider. declare Vinkius Edge URL and the framework handles discovery, validation, and execution automatically. Combine 6 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
- Corporate Auditing — Search for companies by name across global jurisdictions and retrieve detailed metadata, including registration numbers and current status.
- Officer Oversight — Search for directors and corporate officers to maintain a clear view of organizational leadership and history.
- Jurisdiction Discovery — List and query all supported jurisdictions to understand the geographic reach of your research.
- Grouping Intelligence — Retrieve details for corporate groupings to understand complex ownership structures instantly.
- Status Monitoring — Check your API token usage and account metadata to maintain strict control over your research volume.
The OpenCorporates MCP Server exposes 6 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 OpenCorporates to Google ADK via MCP
Follow these steps to integrate the OpenCorporates 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 6 tools from OpenCorporates via MCP
Why Use Google ADK with the OpenCorporates MCP Server
Google ADK provides unique advantages when paired with OpenCorporates 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 OpenCorporates
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 OpenCorporates tools with BigQuery, Vertex AI, and Cloud Functions
OpenCorporates + Google ADK Use Cases
Practical scenarios where Google ADK combined with the OpenCorporates MCP Server delivers measurable value.
Enterprise data agents: ADK agents query OpenCorporates and cross-reference results with internal databases for comprehensive analysis
Multi-modal workflows: combine OpenCorporates tool responses with Gemini's vision and language capabilities in a single agent
Automated compliance checks: schedule ADK agents to query OpenCorporates regularly and flag policy violations or configuration drift
Internal tool platforms: build self-service agent platforms where teams connect their own MCP servers including OpenCorporates
OpenCorporates MCP Tools for Google ADK (6)
These 6 tools become available when you connect OpenCorporates to Google ADK via MCP:
get_api_status
Check current API token usage and status
get_company_details
Get full details for a specific company by jurisdiction and number
get_corporate_grouping
Get details for a corporate grouping
list_jurisdictions
List all jurisdictions supported by OpenCorporates
search_companies
Search for companies by name or keyword
search_officers
Search for corporate officers and directors
Example Prompts for OpenCorporates in Google ADK
Ready-to-use prompts you can give your Google ADK agent to start working with OpenCorporates immediately.
"Search for companies named 'Vinkius' using OpenCorporates."
"Show company details for 'google' in jurisdiction 'us_de' (Delaware)."
"Find corporate officers named 'John Smith'."
Troubleshooting OpenCorporates MCP Server with Google ADK
Common issues when connecting OpenCorporates to Google ADK through the Vinkius, and how to resolve them.
McpToolset not found
pip install --upgrade google-adkOpenCorporates + Google ADK FAQ
Common questions about integrating OpenCorporates 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 OpenCorporates to Google ADK
Get your token, paste the configuration, and start using 6 tools in under 2 minutes. No API key management needed.