Courier MCP Server for Google ADK 10 tools — connect in under 2 minutes
Google Agent Development Kit (ADK) is Google's framework for building production AI agents. Add Courier 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="courier_agent",
instruction=(
"You help users interact with Courier "
"using 10 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 Courier MCP Server
Integrate Courier, the smart notification infrastructure, directly into your AI workflow. Design, orchestrate, and send messages across email, SMS, push, and chat apps using natural language.
Google ADK natively supports Courier as an MCP tool provider. declare Vinkius Edge URL and the framework handles discovery, validation, and execution automatically. Combine 10 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
- Send Notifications — Trigger complex notification workflows to any recipient via the Send API.
- Message Monitoring — List sent messages and track their real-time delivery status (sent, delivered, opened).
- Template Management — Browse available notification templates and custom brands.
- Audience & User Insights — Manage subscription lists and retrieve user profiles.
The Courier MCP Server exposes 10 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 Courier to Google ADK via MCP
Follow these steps to integrate the Courier 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 10 tools from Courier via MCP
Why Use Google ADK with the Courier MCP Server
Google ADK provides unique advantages when paired with Courier 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 Courier
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 Courier tools with BigQuery, Vertex AI, and Cloud Functions
Courier + Google ADK Use Cases
Practical scenarios where Google ADK combined with the Courier MCP Server delivers measurable value.
Enterprise data agents: ADK agents query Courier and cross-reference results with internal databases for comprehensive analysis
Multi-modal workflows: combine Courier tool responses with Gemini's vision and language capabilities in a single agent
Automated compliance checks: schedule ADK agents to query Courier regularly and flag policy violations or configuration drift
Internal tool platforms: build self-service agent platforms where teams connect their own MCP servers including Courier
Courier MCP Tools for Google ADK (10)
These 10 tools become available when you connect Courier to Google ADK via MCP:
get_message_details
Touches delivery logs, provider responses, and rendering metadata boundary. Get details for a specific message by ID
get_message_history
Resolves event types (SENT, DELIVERED, etc.) and detailed provider logs. Get the delivery history logs for a message
get_user_profile
Resolves contact details (email, phone) and channel-specific delivery preferences. Get the profile data for a specific user
list_audiences
Resolves audience IDs, names, and filter criteria used for segmentation. List saved audiences for targeted notifications
list_brands
Resolves brand names, colors, and logo settings used for white-labeling notifications. List custom brands configured in Courier
list_messages
Resolves message IDs, recipient identifiers, status (SENT, DELIVERED, OPENED, CLICKED), and timestamps. List sent messages and their current status
list_subscription_lists
Resolves list IDs, names, and subscriber counts. List subscription lists for managing recipients
list_templates
Resolves template names, IDs, and supported channels. List available notification templates
list_users
Resolves user IDs, roles, and account association details. List users registered in the Courier workspace
send_notification
Touches recipient profile, template engine, and multi-channel provider boundaries. Send a notification to a recipient
Example Prompts for Courier in Google ADK
Ready-to-use prompts you can give your Google ADK agent to start working with Courier immediately.
"Check the delivery status of the last message sent to 'user@example.com'."
"Send a 'Welcome' notification to the new user with ID 'user_123'."
"List all notification templates available in my account."
Troubleshooting Courier MCP Server with Google ADK
Common issues when connecting Courier to Google ADK through the Vinkius, and how to resolve them.
McpToolset not found
pip install --upgrade google-adkCourier + Google ADK FAQ
Common questions about integrating Courier 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 Courier to Google ADK
Get your token, paste the configuration, and start using 10 tools in under 2 minutes. No API key management needed.