Can I cancel a booking using the agent?

Yes! Use the `cancel_booking` tool with the Booking ID. Your agent will trigger the cancellation in Cal.com, notifying all participants automatically.

How do I see the list of all my upcoming meetings?

Simply ask the agent to `list_bookings`. It will retrieve the list of all scheduled meetings from your Cal.com account, including start times and attendee details.

Does the integration allow creating a new event type?

Yes. Use the `create_event_type` action and provide the title, slug, and duration. The new scheduling template will be created in your account instantly.

Cal.com MCP Server for Google ADK 10 tools — connect in under 2 minutes

Name: Cal.com
Availability: InStock
Author: Vinkius

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

Built by Vinkius GDPR 10 Tools SDK

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

Get MCP Server for AI Agents

ASK AI ABOUT THIS MCP SERVER

Open in ChatGPT Open in Claude Open in Perplexity

Vinkius supports streamable HTTP and SSE.

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="calcom_agent",
    instruction=(
        "You help users interact with Cal.com "
        "using 10 available tools."
    ),
    tools=[mcp_tools],
)

Fully ManagedVinkius Servers

60%Token savings

High SecurityEnterprise-grade

IAMAccess control

EU AI ActCompliant

DLPData protection

V8 IsolateSandboxed

Ed25519Audit chain

<40msKill switch

Stream every event to Splunk, Datadog, or your own webhook in real-time

* 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 Cal.com MCP Server

Connect your Cal.com account to any AI agent and orchestrate your scheduling, booking management, and availability through natural conversation.

Google ADK natively supports Cal.com 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

Booking Oversight — List all your bookings and retrieve detailed metadata, including attendee info and statuses.
Event Type Management — List and retrieve detailed metadata for all your event types (templates).
Instant Scheduling — Create new bookings directly from your workspace for specific event types and times.
Availability Coordination — Access and monitor your schedules and memberships within organizations.
Booking Lifecycle — Cancel existing bookings using natural language when plans change.
Account Insights — Retrieve core profile information for the authenticated user.

The Cal.com 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 Cal.com to Google ADK via MCP

Follow these steps to integrate the Cal.com 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 Cal.com via MCP

Why Use Google ADK with the Cal.com MCP Server

Google ADK provides unique advantages when paired with Cal.com 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 Cal.com

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 Cal.com tools with BigQuery, Vertex AI, and Cloud Functions

Cal.com + Google ADK Use Cases

Practical scenarios where Google ADK combined with the Cal.com MCP Server delivers measurable value.

Enterprise data agents: ADK agents query Cal.com and cross-reference results with internal databases for comprehensive analysis

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

Automated compliance checks: schedule ADK agents to query Cal.com regularly and flag policy violations or configuration drift

Internal tool platforms: build self-service agent platforms where teams connect their own MCP servers including Cal.com

Cal.com MCP Tools for Google ADK (10)

These 10 tools become available when you connect Cal.com to Google ADK via MCP:

cancel_booking

This action cannot be undone. Cancel an existing booking

create_booking

The start time must be within an available slot. Create a new booking on a specific event type

create_event_type

Create a new event type (meeting template)

get_booking

Get detailed information about a specific booking

get_current_user

com profile information including name, email, timezone, and default schedule. Retrieve the authenticated user profile

get_event_type

Get detailed configuration of a specific event type

get_schedules

Each event type references one schedule. List all availability schedules

list_bookings

Use to audit your calendar schedule. List all bookings on your Cal.com account

list_event_types

Use to discover bookable event types. List all event types (meeting templates)

list_memberships

List organization and team memberships

Example Prompts for Cal.com in Google ADK

Ready-to-use prompts you can give your Google ADK agent to start working with Cal.com immediately.

"List all my upcoming bookings in Cal.com."

"Show the event types I have configured."

"Cancel booking with ID 99283."

Troubleshooting Cal.com MCP Server with Google ADK

Common issues when connecting Cal.com to Google ADK through the Vinkius, and how to resolve them.

McpToolset not found

Update: pip install --upgrade google-adk

Cal.com + Google ADK FAQ

Common questions about integrating Cal.com 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.