What businesses use Square?

Square serves millions of merchants worldwide — restaurants, retail, services, and online businesses. From food trucks to multi-location restaurant groups.

Does Square support inventory management across multiple locations?

Yes, Square allows you to track and manage inventory levels across various locations in real-time.

Can I track employee hours and roles?

Yes, you can manage team members, assign specific roles, and track their shifts and performance.

Square MCP Server for Google ADK 10 tools — connect in under 2 minutes

Name: Square
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 Square as an MCP tool provider through the 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="square_agent",
    instruction=(
        "You help users interact with Square "
        "using 10 available tools."
    ),
    tools=[mcp_tools],
)

Fully ManagedVinkius Servers

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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 Square MCP Server

Connect your Square business to any AI agent — the universal commerce platform.

Google ADK natively supports Square as an MCP tool provider — declare the 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

Payments — Track transactions, tips, refunds, and card processing
Orders — Browse sales with line items, fulfillments, and discounts
Catalog — Menu/product management with pricing and variations
Customers — CRM with visit history, loyalty, and total spend
Inventory — Stock levels, alerts, and cross-location tracking
Team — Employee management with roles and locations

The Square 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 Square to Google ADK via MCP

Follow these steps to integrate the Square 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 Square via MCP

Why Use Google ADK with the Square MCP Server

Google ADK provides unique advantages when paired with Square 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 Square

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 Square tools with BigQuery, Vertex AI, and Cloud Functions

Square + Google ADK Use Cases

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

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

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

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

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

Square MCP Tools for Google ADK (10)

These 10 tools become available when you connect Square to Google ADK via MCP:

get_catalog_item

Get catalog item

get_customer

Get customer profile

get_payment

Get payment details

list_catalog

List catalog items

list_inventory

List inventory counts

list_locations

List business locations

list_orders

Core sales tool. List orders

list_payments

"How much did we take in today?" List recent payments

list_team

List team members

search_customers

Returns profile, visit count, total spend, loyalty points, and notes. CRM intelligence. Search customers

Example Prompts for Square in Google ADK

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

"Show me today's payments and total tips collected"

"What is the current stock level for medium T-shirts downtown?"

"Show me a list of my top 5 customers by total spend."

Troubleshooting Square MCP Server with Google ADK

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

McpToolset not found

Update: pip install --upgrade google-adk

Square + Google ADK FAQ

Common questions about integrating Square 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.