How do I find my Apptoto API Key?

Log in to Apptoto, go to **Settings > API**, and you will find your API Key there. If you don't see it, contact Apptoto support.

Can I create new appointments via the API?

Yes, you can use the `create_event` tool to add new appointments to your Apptoto calendar. Provide the subject, start time, and end time.

Does Apptoto support two-way messaging?

Yes, Apptoto supports two-way SMS and email messaging. While this server focuses on event and contact management, the contacts you retrieve feed into your messaging workflows.

Apptoto MCP Server for Google ADK 8 tools — connect in under 2 minutes

Name: Apptoto
Availability: InStock
Author: Vinkius

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

Built by Vinkius GDPR 8 Tools SDK

Google Agent Development Kit (ADK) is Google's framework for building production AI agents. Add Apptoto 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="apptoto_agent",
    instruction=(
        "You help users interact with Apptoto "
        "using 8 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 Apptoto MCP Server

The Apptoto MCP Server connects your AI agent to your appointment scheduling and automated messaging platform. Streamline your calendar management, monitor client interactions, and track online bookings using simple natural language.

Google ADK natively supports Apptoto as an MCP tool provider. declare Vinkius Edge URL and the framework handles discovery, validation, and execution automatically. Combine 8 tools with Gemini's long-context reasoning for complex multi-tool workflows, with production-ready session management and evaluation built in.

Key Features

Appointment Management — List all upcoming and historical events, and retrieve full metadata for any specific appointment.
Contact Oversight — Access and search your client database, including names, phone numbers, and email addresses.
Booking Tracking — Monitor online bookings and check availability for new appointments directly from your chat.
Messaging Lists — Manage your opt-in and opt-out lists for automated SMS and email reminders.
Account Verification — Quickly check your API connection and account status using secure API keys.
Workflow Integration — Create new events and link them to your existing contacts and messaging sequences.

The Apptoto MCP Server exposes 8 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 Apptoto to Google ADK via MCP

Follow these steps to integrate the Apptoto 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 8 tools from Apptoto via MCP

Why Use Google ADK with the Apptoto MCP Server

Google ADK provides unique advantages when paired with Apptoto 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 Apptoto

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 Apptoto tools with BigQuery, Vertex AI, and Cloud Functions

Apptoto + Google ADK Use Cases

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

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

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

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

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

Apptoto MCP Tools for Google ADK (8)

These 8 tools become available when you connect Apptoto to Google ADK via MCP:

create_event

Create a new appointment event

get_account_check

Verify Apptoto account connection

get_contact

Get details for a specific contact

get_event

Get details for a specific event

list_bookings

List all online bookings

list_contacts

List all contacts in Apptoto

list_events

List all appointment events

list_lists

List all opt-in/opt-out messaging lists

Example Prompts for Apptoto in Google ADK

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

"List all my appointments for today."

"Find contact details for 'Jane Doe'."

"Create a new appointment 'Site Audit' for tomorrow at 9 AM."

Troubleshooting Apptoto MCP Server with Google ADK

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

McpToolset not found

Update: pip install --upgrade google-adk

Apptoto + Google ADK FAQ

Common questions about integrating Apptoto 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.