Cerbos (Access Control) MCP Server for Google ADKGive Google ADK instant access to 19 tools to Add Policy, Add Schema, Authzen Evaluation, and more
Google Agent Development Kit (ADK) is Google's framework for building production AI agents. Add Cerbos (Access Control) 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 for Google ADK
The Cerbos (Access Control) MCP Server for Google ADK is a standout in the Developer Tools category — giving your AI agent 19 tools to work with, ready to go from day one.
Vinkius delivers Streamable HTTP and SSE to any MCP client
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="cerbos_access_control_agent",
instruction=(
"You help users interact with Cerbos (Access Control) "
"using 19 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 Cerbos (Access Control) MCP Server
Connect your Cerbos instance to any AI agent to streamline authorization management and policy auditing through natural language.
Google ADK natively supports Cerbos (Access Control) as an MCP tool provider. declare Vinkius Edge URL and the framework handles discovery, validation, and execution automatically. Combine 19 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
- Permission Checks — Use
check_resourcesto evaluate if a principal (user) has the rights to perform specific actions on resources. - Query Planning — Generate AST query plans with
plan_resourcesto filter database results based on complex authorization logic. - Policy Management — List, retrieve, add, or delete policies (RBAC/ABAC) using the Admin API tools like
list_policiesandadd_policy. - Schema & Auditing — Inspect resource schemas and review access logs with
list_auditLogsto ensure compliance. - Health & Metrics — Monitor your PDP (Policy Decision Point) status with
get_healthandget_metricsdirectly from the chat.
The Cerbos (Access Control) MCP Server exposes 19 tools through the Vinkius. Connect it to Google ADK in under two minutes — credentials fully managed, no infrastructure to provision, no vendor lock-in. Your configuration, your data, your control.
All 19 Cerbos (Access Control) tools available for Google ADK
When Google ADK connects to Cerbos (Access Control) through Vinkius, your AI agent gets direct access to every tool listed below — spanning authorization, rbac, abac, and more. Every call runs in a secure, isolated environment with full audit visibility. Beyond a simple connection, you get real-time monitoring of agent activity, enterprise governance, and optimized token usage.
Add policy on Cerbos (Access Control)
Add a new policy
Add schema on Cerbos (Access Control)
Add or update a schema
Authzen evaluation on Cerbos (Access Control)
Perform a single AuthZEN access evaluation
Authzen evaluations on Cerbos (Access Control)
Perform batch AuthZEN access evaluations
Check resources on Cerbos (Access Control)
Check permissions for a set of resources
Delete policy on Cerbos (Access Control)
Delete a policy by ID
Disable policy on Cerbos (Access Control)
Disable a policy
Enable policy on Cerbos (Access Control)
Enable a policy
Get authzen config on Cerbos (Access Control)
Get AuthZEN configuration metadata
Get health on Cerbos (Access Control)
Get Cerbos health status
Get metrics on Cerbos (Access Control)
Get Prometheus metrics from Cerbos
Get policy on Cerbos (Access Control)
Get a specific policy by ID
Get schema on Cerbos (Access Control)
Get a specific schema by ID
Get server info on Cerbos (Access Control)
Get Cerbos server version and build information
List audit logs on Cerbos (Access Control)
List audit logs
List policies on Cerbos (Access Control)
List all policies
List schemas on Cerbos (Access Control)
List all schemas
Plan resources on Cerbos (Access Control)
Produce a query plan (AST) for filtering resources
Update policy on Cerbos (Access Control)
Update an existing policy
Connect Cerbos (Access Control) to Google ADK via MCP
Follow these steps to wire Cerbos (Access Control) into Google ADK. The entire setup takes under two minutes — your credentials stay safe behind Vinkius.
Install Google ADK
pip install google-adkReplace the token
[YOUR_TOKEN_HERE] with your Vinkius tokenCreate the agent
Explore tools
Why Use Google ADK with the Cerbos (Access Control) MCP Server
Google ADK provides unique advantages when paired with Cerbos (Access Control) 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 Cerbos (Access Control)
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 Cerbos (Access Control) tools with BigQuery, Vertex AI, and Cloud Functions
Cerbos (Access Control) + Google ADK Use Cases
Practical scenarios where Google ADK combined with the Cerbos (Access Control) MCP Server delivers measurable value.
Enterprise data agents: ADK agents query Cerbos (Access Control) and cross-reference results with internal databases for comprehensive analysis
Multi-modal workflows: combine Cerbos (Access Control) tool responses with Gemini's vision and language capabilities in a single agent
Automated compliance checks: schedule ADK agents to query Cerbos (Access Control) regularly and flag policy violations or configuration drift
Internal tool platforms: build self-service agent platforms where teams connect their own MCP servers including Cerbos (Access Control)
Example Prompts for Cerbos (Access Control) in Google ADK
Ready-to-use prompts you can give your Google ADK agent to start working with Cerbos (Access Control) immediately.
"Check if user 'user_123' with role 'admin' can 'delete' the resource 'document:abc'."
"Show me the health status and version of my Cerbos server."
"List all policies and tell me if there are any for the 'expense' resource."
Troubleshooting Cerbos (Access Control) MCP Server with Google ADK
Common issues when connecting Cerbos (Access Control) to Google ADK through Vinkius, and how to resolve them.
McpToolset not found
pip install --upgrade google-adkCerbos (Access Control) + Google ADK FAQ
Common questions about integrating Cerbos (Access Control) 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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