How to integrate Eventbrite MCP with Google ADK

This guide walks you through connecting Eventbrite to Google ADK using the Composio tool router. By the end, you'll have a working Eventbrite agent that can list all available eventbrite event categories, show event formats for online conferences, find subcategories under the 'music' category through natural language commands. This guide will help you understand how to give your Google ADK agent real control over a Eventbrite account through Composio's Eventbrite MCP server. Before we dive in, let's take a quick look at the key ideas and tools involved.

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Eventbrite is an event management platform for planning, promoting, and hosting events. It helps organizers streamline ticket sales, registrations, and attendee communications.

95 Tools

Introduction

This guide walks you through connecting Eventbrite to Google ADK using the Composio tool router. By the end, you'll have a working Eventbrite agent that can list all available eventbrite event categories, show event formats for online conferences, find subcategories under the 'music' category through natural language commands.

This guide will help you understand how to give your Google ADK agent real control over a Eventbrite account through Composio's Eventbrite MCP server.

Before we dive in, let's take a quick look at the key ideas and tools involved.

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TL;DR

Here's what you'll learn:
  • Get a Eventbrite account set up and connected to Composio
  • Install the Google ADK and Composio packages
  • Create a Composio Tool Router session for Eventbrite
  • Build an agent that connects to Eventbrite through MCP
  • Interact with Eventbrite using natural language

What is Google ADK?

Google ADK (Agents Development Kit) is Google's framework for building AI agents powered by Gemini models. It provides tools for creating agents that can use external services through the Model Context Protocol.

Key features include:

  • Gemini Integration: Native support for Google's Gemini models
  • MCP Toolset: Built-in support for Model Context Protocol tools
  • Streamable HTTP: Connect to external services through streamable HTTP
  • CLI and Web UI: Run agents via command line or web interface

What is the Eventbrite MCP server, and what's possible with it?

The Eventbrite MCP server is an implementation of the Model Context Protocol that connects your AI agent and assistants like Claude, Cursor, etc directly to your Eventbrite account. It provides structured and secure access to your event management tools, so your agent can retrieve event categories, formats, and subcategories—making it simple to plan, organize, and customize events programmatically.

  • Discover event categories: Instantly access and list all available Eventbrite categories, helping you select the most relevant topics for your events.
  • Explore event formats: Let your agent fetch the variety of formats supported by Eventbrite, such as in-person, virtual, or hybrid, to tailor event structure on the fly.
  • Retrieve event subcategories: Quickly pull detailed subcategory options based on your selected category, ensuring precise event classification and audience targeting.
  • Localized event metadata retrieval: Enable your agent to localize categories, formats, and subcategories based on specific regions or languages, making global event planning seamless.

What is the Composio tool router, and how does it fit here?

What is Composio SDK?

Composio's Composio SDK helps agents find the right tools for a task at runtime. You can plug in multiple toolkits (like Gmail, HubSpot, and GitHub), and the agent will identify the relevant app and action to complete multi-step workflows. This can reduce token usage and improve the reliability of tool calls. Read more here: Getting started with Composio SDK

The tool router generates a secure MCP URL that your agents can access to perform actions.

How the Composio SDK works

The Composio SDK follows a three-phase workflow:

  1. Discovery: Searches for tools matching your task and returns relevant toolkits with their details.
  2. Authentication: Checks for active connections. If missing, creates an auth config and returns a connection URL via Auth Link.
  3. Execution: Executes the action using the authenticated connection.

Step-by-step Guide

Step by step09 STEPS
1

Prerequisites

Before starting, make sure you have:
  • A Google API key for Gemini models
  • A Composio account and API key
  • Python 3.9 or later installed
  • Basic familiarity with Python
2

Getting API Keys for Google and Composio

Google API Key
  • Go to Google AI Studio and create an API key.
  • Copy the key and keep it safe. You will put this in GOOGLE_API_KEY.
Composio API Key and User ID
  • Log in to the Composio dashboard.
  • Go to Settings → API Keys and copy your Composio API key. Use this for COMPOSIO_API_KEY.
  • Decide on a stable user identifier to scope sessions, often your email or a user ID. Use this for COMPOSIO_USER_ID.
3

Install dependencies

bash
pip install google-adk composio python-dotenv

Inside your virtual environment, install the required packages.

What's happening:

  • google-adk is Google's Agents Development Kit
  • composio connects your agent to Eventbrite via MCP
  • python-dotenv loads environment variables
4

Set up ADK project

bash
adk create my_agent

Set up a new Google ADK project.

What's happening:

  • This creates an agent folder with a root agent file and .env file
5

Set environment variables

bash
GOOGLE_API_KEY=your-google-api-key
COMPOSIO_API_KEY=your-composio-api-key
COMPOSIO_USER_ID=your-user-id-or-email

Save all your credentials in the .env file.

What's happening:

  • GOOGLE_API_KEY authenticates with Google's Gemini models
  • COMPOSIO_API_KEY authenticates with Composio
  • COMPOSIO_USER_ID identifies the user for session management
6

Import modules and validate environment

python
import os
import warnings

from composio import Composio
from dotenv import load_dotenv
from google.adk.agents.llm_agent import Agent
from google.adk.tools.mcp_tool.mcp_session_manager import StreamableHTTPConnectionParams
from google.adk.tools.mcp_tool.mcp_toolset import McpToolset

load_dotenv()

warnings.filterwarnings("ignore", message=".*BaseAuthenticatedTool.*")

GOOGLE_API_KEY = os.getenv("GOOGLE_API_KEY")
COMPOSIO_API_KEY = os.getenv("COMPOSIO_API_KEY")
COMPOSIO_USER_ID = os.getenv("COMPOSIO_USER_ID")

if not GOOGLE_API_KEY:
    raise ValueError("GOOGLE_API_KEY is not set in the environment.")
if not COMPOSIO_API_KEY:
    raise ValueError("COMPOSIO_API_KEY is not set in the environment.")
if not COMPOSIO_USER_ID:
    raise ValueError("COMPOSIO_USER_ID is not set in the environment.")
What's happening:
  • os reads environment variables
  • Composio is the main Composio SDK client
  • GoogleProvider declares that you are using Google ADK as the agent runtime
  • Agent is the Google ADK LLM agent class
  • McpToolset lets the ADK agent call MCP tools over HTTP
7

Create Composio client and Tool Router session

python
composio_client = Composio(api_key=COMPOSIO_API_KEY)

composio_session = composio_client.create(
    user_id=COMPOSIO_USER_ID,
    toolkits=["eventbrite"],
)

COMPOSIO_MCP_URL = composio_session.mcp.url,
print(f"Composio MCP URL: {COMPOSIO_MCP_URL}")
What's happening:
  • Authenticates to Composio with your API key
  • Declares Google ADK as the provider
  • Spins up a short-lived MCP endpoint for your user and selected toolkit
  • Stores the MCP HTTP URL for the ADK MCP integration
8

Set up the McpToolset and create the Agent

python
composio_toolset = McpToolset(
    connection_params=StreamableHTTPConnectionParams(
        url=COMPOSIO_MCP_URL,
        headers={"x-api-key": COMPOSIO_API_KEY}
    )
)

root_agent = Agent(
    model="gemini-2.5-flash",
    name="composio_agent",
    description="An agent that uses Composio tools to perform actions.",
    instruction=(
        "You are a helpful assistant connected to Composio. "
        "You have the following tools available: "
        "COMPOSIO_SEARCH_TOOLS, COMPOSIO_MULTI_EXECUTE_TOOL, "
        "COMPOSIO_MANAGE_CONNECTIONS, COMPOSIO_REMOTE_BASH_TOOL, COMPOSIO_REMOTE_WORKBENCH. "
        "Use these tools to help users with Eventbrite operations."
    ),
    tools=[composio_toolset],
)

print("\nAgent setup complete. You can now run this agent directly ;)")
What's happening:
  • Connects the ADK agent to the Composio MCP endpoint through McpToolset
  • Uses Gemini as the model powering the agent
  • Lists exact tool names in instruction to reduce misnamed tool calls
9

Run the agent

bash
# Run in CLI mode
adk run my_agent

# Or run in web UI mode
adk web

Execute the agent from the project root. The web command opens a web portal where you can chat with the agent.

What's happening:

  • adk run runs the agent in CLI mode
  • adk web . opens a web UI for interactive testing

Complete Code

Here's the complete code to get you started with Eventbrite and Google ADK:

python
import os
import warnings

from composio import Composio
from composio_google import GoogleProvider
from dotenv import load_dotenv
from google.adk.agents.llm_agent import Agent
from google.adk.tools.mcp_tool.mcp_session_manager import StreamableHTTPConnectionParams
from google.adk.tools.mcp_tool.mcp_toolset import McpToolset

load_dotenv()
warnings.filterwarnings("ignore", message=".*BaseAuthenticatedTool.*")

GOOGLE_API_KEY = os.getenv("GOOGLE_API_KEY")
COMPOSIO_API_KEY = os.getenv("COMPOSIO_API_KEY")
COMPOSIO_USER_ID = os.getenv("COMPOSIO_USER_ID")

if not GOOGLE_API_KEY:
    raise ValueError("GOOGLE_API_KEY is not set in the environment.")
if not COMPOSIO_API_KEY:
    raise ValueError("COMPOSIO_API_KEY is not set in the environment.")
if not COMPOSIO_USER_ID:
    raise ValueError("COMPOSIO_USER_ID is not set in the environment.")

composio_client = Composio(api_key=COMPOSIO_API_KEY, provider=GoogleProvider())

composio_session = composio_client.create(
    user_id=COMPOSIO_USER_ID,
    toolkits=["eventbrite"],
)

COMPOSIO_MCP_URL = composio_session.mcp.url


composio_toolset = McpToolset(
    connection_params=StreamableHTTPConnectionParams(
        url=COMPOSIO_MCP_URL,
        headers={"x-api-key": COMPOSIO_API_KEY}
    )
)

root_agent = Agent(
    model="gemini-2.5-flash",
    name="composio_agent",
    description="An agent that uses Composio tools to perform actions.",
    instruction=(
        "You are a helpful assistant connected to Composio. "
        "You have the following tools available: "
        "COMPOSIO_SEARCH_TOOLS, COMPOSIO_MULTI_EXECUTE_TOOL, "
        "COMPOSIO_MANAGE_CONNECTIONS, COMPOSIO_REMOTE_BASH_TOOL, COMPOSIO_REMOTE_WORKBENCH. "
        "Use these tools to help users with Eventbrite operations."
    ),  
    tools=[composio_toolset],
)

print("\nAgent setup complete. You can now run this agent directly ;)")

Conclusion

You've successfully integrated Eventbrite with the Google ADK through Composio's MCP Tool Router. Your agent can now interact with Eventbrite using natural language commands.

Key takeaways:

  • The Tool Router approach dynamically routes requests to the appropriate Eventbrite tools
  • Environment variables keep your credentials secure and separate from code
  • Clear agent instructions reduce tool calling errors
  • The ADK web UI provides an interactive interface for testing and development

You can extend this setup by adding more toolkits to the toolkits array in your session configuration.

TOOLS

Supported Tools

Every Eventbrite action and event your agent gets out of the box.

Add Ticket Class to Groups

Tool to add a ticket class to one or more explicitly specified ticket groups for an Eventbrite event.

Add Ticket to Group by Organization

Tool to add a ticket class to ticket groups using organization and event IDs.

Calculate Price For Item

Tool to calculate Eventbrite fees for a given ticket price.

Cancel Event

Tool to cancel an Eventbrite event.

Copy Event

Tool to copy an Eventbrite event and create a duplicate with a new Event ID.

Create Access Code

Tool to create a new access code for an Eventbrite event.

Create Checkout Settings

Tool to create checkout settings for an Eventbrite organization.

Create Custom Question

Tool to create a custom question for an Eventbrite event.

Create Discount

Tool to create a new discount for an Eventbrite organization.

Create Event

Tool to create a new Eventbrite event.

Create Event Schedule

Tool to create an event schedule for a series parent event.

Create Inventory Tier

Tool to create a new inventory tier for an Eventbrite event.

Create Organizer

Tool to create a new organizer for an Eventbrite organization.

Create Ticket Class

Tool to create a new ticket class for an Eventbrite event.

Create Ticket Group

Tool to create a new ticket group for an Eventbrite organization.

Create Tracking Beacon

Tool to create a tracking beacon for an Eventbrite event or user.

Create Venue

Tool to create a new venue under an organization in Eventbrite.

Create Webhook

Tool to create a new webhook for an Eventbrite organization.

Delete Default Question

Tool to deactivate a canned question for an event.

Delete Discount

Tool to delete a discount from Eventbrite.

Delete Event

Tool to delete an Eventbrite event.

Delete Inventory Tier

Tool to mark an existing inventory tier as deleted for an Eventbrite event.

Delete Ticket Class

Tool to delete a ticket class from an Eventbrite event by its ID.

Delete Ticket Group

Tool to delete a ticket group by changing its status to deleted.

Get Access Code

Tool to retrieve a specific access code by ID for an Eventbrite event.

Get Organization Assortment

Tool to retrieve assortment information for a specific organization.

Get Attendee Report

Tool to retrieve an attendee report for events in an Eventbrite organization.

Get Capacity Tier

Tool to retrieve the capacity tier for an Eventbrite event.

Get Category by ID

Tool to retrieve a specific category by ID.

Get Checkout Settings

Tool to retrieve checkout settings for a specific Eventbrite organization.

Get Default Question

Tool to retrieve a specific default (canned) question for an Eventbrite event by Event ID and Question ID.

Get Discount

Tool to retrieve a discount by its ID from Eventbrite.

Get Display Settings

Tool to retrieve display settings for a specific Eventbrite event.

Get Event

Tool to retrieve detailed information for a specific Eventbrite event by ID.

Get Event Categories

Tool to retrieve event categories.

Get Event Description

Tool to retrieve the full HTML description for an Eventbrite event.

Get Event Formats

Tool to list event formats.

Get Event Subcategories

Tool to list all event subcategories.

Get Format

Tool to retrieve a format by format ID.

Get Inventory Tier

Tool to retrieve an Inventory Tier by ID for an Event.

Get Current User

Tool to retrieve the authenticated user's account information.

Get Media Upload

Tool to retrieve information on a Media image upload.

Get Organizer by ID

Tool to retrieve an organizer by organizer ID from Eventbrite.

Get Sales Report

Tool to retrieve a sales report by Event ID or Event status for an organization.

Get Event Series

Tool to retrieve a parent Event Series by Event Series ID.

Get Structured Content

Tool to retrieve structured content for an Eventbrite event.

Get Structured Content Edit Version

Tool to retrieve the latest working version of structured content for an event.

Get Subcategory by ID

Tool to retrieve a specific subcategory by ID.

Get Ticket Class

Tool to retrieve a specific ticket class by ID for an Eventbrite event.

Get Ticket Group

Tool to retrieve a ticket group by its ID from Eventbrite.

Get Tracking Beacon

Tool to retrieve a tracking beacon by ID from Eventbrite.

Get User by ID

Tool to retrieve information about a user by user ID.

Get Venue by ID

Tool to retrieve detailed information for a specific venue by venue ID.

List Access Codes

Tool to retrieve all access codes for an Eventbrite event.

List Custom Questions

Tool to retrieve custom questions configured for an Eventbrite event.

List Default Questions

Tool to retrieve default (canned) questions for an Eventbrite event by Event ID.

List Event Attendees

Tool to retrieve the list of attendees for an Eventbrite event.

List Event Orders

Tool to list orders for a specific Eventbrite event.

List Inventory Tiers

Tool to retrieve inventory tiers for an Eventbrite event.

List Organization Events

Tool to list events owned by a specific Eventbrite organization.

List Organization Members

Tool to list members of an Eventbrite organization by organization ID.

List Organization Orders

Tool to list orders placed for events owned by a specific Eventbrite organization.

List Organization Roles

Tool to list roles within a specific Eventbrite organization by organization ID.

List Organization Webhooks

Tool to list all webhooks configured for a specific Eventbrite organization.

List Organization Attendees

Tool to list attendees across all events owned by an Eventbrite organization.

List Organization Organizers

Tool to list organizers belonging to a specific Eventbrite organization.

List Organization Venues

Tool to list venues owned by a specific Eventbrite organization.

List Pricing

Tool to list available pricing fee rates for a specific currency and country.

List Series Events

Tool to list all events in an Eventbrite event series by series ID.

List Ticket Classes

Tool to list ticket classes for a specific Eventbrite event by event ID.

List Ticket Classes For Sale

Tool to list ticket classes available for sale for a specific Eventbrite event.

List Organization Ticket Groups

Tool to list ticket groups for a specific Eventbrite organization.

List Tracking Beacons

Tool to list tracking beacons for an Eventbrite organization by organization ID.

List User Orders

Tool to list orders for a specific Eventbrite user.

List User Organizations

Tool to list organizations the authenticated user belongs to.

List Organizations by User ID

Tool to list organizations by user ID.

List Venue Events

Tool to list all events at a specific Eventbrite venue by venue ID.

Publish Event

Tool to publish an Eventbrite event.

Retrieve Media

Tool to retrieve media information by ID.

Search Discounts by Organization

Tool to search and list discounts by organization ID.

Set Structured Content

Tool to set structured content for an Eventbrite event by version.

Unpublish Event

Tool to unpublish an Eventbrite event.

Update Access Code

Tool to update an existing access code for an Eventbrite event.

Update Organization Assortment

Tool to update the assortment plan for a specific organization.

Update Capacity Tier

Tool to update the capacity tier for an Eventbrite event.

Update Default Question

Tool to update a default (canned) question for an Eventbrite event.

Update Discount

Tool to update a discount by its ID in Eventbrite.

Update Display Settings

Tool to update display settings for a specific Eventbrite event.

Update Event

Tool to update an Eventbrite event by ID.

Update Inventory Tier

Tool to update an existing Inventory Tier by ID for an Event.

Update Organizer

Tool to update an Eventbrite organizer by ID.

Update Ticket Buyer Settings

Tool to update ticket buyer settings for an Eventbrite event.

Update Ticket Class

Tool to update a ticket class for an Eventbrite event.

Update Ticket Group

Tool to update a ticket group by its ID in Eventbrite.

Update Venue

Tool to update a venue's details by venue ID.

FAQ

Frequently asked questions

With a standalone Eventbrite MCP server, the agents and LLMs can only access a fixed set of Eventbrite tools tied to that server. However, with the Composio Tool Router, agents can dynamically load tools from Eventbrite and many other apps based on the task at hand, all through a single MCP endpoint.

Yes, you can. Google ADK fully supports MCP integration. You get structured tool calling, message history handling, and model orchestration while Tool Router takes care of discovering and serving the right Eventbrite tools.

Yes, absolutely. You can configure which Eventbrite scopes and actions are allowed when connecting your account to Composio. You can also bring your own OAuth credentials or API configuration so you keep full control over what the agent can do.

All sensitive data such as tokens, keys, and configuration is fully encrypted at rest and in transit. Composio is SOC 2 Type 2 compliant and follows strict security practices so your Eventbrite data and credentials are handled as safely as possible.

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