Live 64 Actions

Clover MCP Server
for AI Agents

Q: What AI frameworks and AI clients does the StackOne Clover MCP server support?

The StackOne Clover MCP server supports both. MCP clients (paste-and-go apps): Claude Desktop, Claude Code, Cursor, VS Code, Goose. Agent frameworks (code SDKs you build with): OpenAI Agents SDK, Anthropic, Vercel AI, Google ADK, CrewAI, Pydantic AI, LangChain, LangGraph, Azure AI Foundry.

Connect your AI agent to StackOne's Clover MCP server and give it 64 MCP tools out of the box. Auth, tool execution, and security all managed.

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Clover MCP Server

Built by

StackOne

Coverage

64 Agent Actions

Create, read, update, and delete across Clover — and extend your agent's capabilities with custom actions.

MCP Actions → Build Actions →

Authentication

Agent Tool Authentication

Per-user OAuth in one call. Your Clover MCP server gets session-scoped tokens with zero credentials stored on your infra.

Agent Auth →

Security

Agent Protection

Every Clover tool response scanned for prompt injection in milliseconds — 88.7% accuracy, all running on CPU.

Prompt Injection Defense →

Performance

Max Agent Context. Min Cost.

Free up to 96% of your agent's context window to enhance reasoning and reduce cost, on every Clover call.

Tools Discovery →

What is the Clover MCP Server?

A Clover MCP server lets AI agents read and write Clover data through the Model Context Protocol — Anthropic's open standard for connecting LLMs to external tools. StackOne's Clover MCP server ships with 64 pre-built actions, fully extensible via the Connector Builder — plus managed authentication, prompt injection defense, observability, and agent execution runtime. Connect it from MCP clients like Claude Desktop, Claude Code, Cursor, Goose, and VS Code, or from agent frameworks like OpenAI Agents SDK, LangChain, and Vercel AI SDK.

All Clover MCP Tools

Every action from Clover's API, ready for your agent. Create, read, update, and delete — scoped to exactly what you need.

A Customers

Create A Customer
Create a customer
Update A Customer
Update a customer
Delete A Customer
Delete a customer

A Phone Number For A Customers

Create A Phone Number For A Customer
Create a phone number for a customer
Update A Phone Number For A Customer
Update a phone number for a customer

An Email Address For A Customers

Create An Email Address For A Customer
Create an email address for a customer
Update An Email Address For A Customer
Update an email address for a customer

An Address For A Customers

Create An Address For A Customer
Create an address for a customer
Update An Address For A Customer
Update an address for a customer

An Orders

Update An Order
Update an order
Delete An Order
Delete an order

An Inventory Items

Create An Inventory Item
Create an inventory item
Delete An Inventory Item
Delete an inventory item

A Categorys

Get A Category
Get a category
Update A Category
Update a category

An Employees

Create An Employee
Create an employee
Update An Employee
Update an employee
Delete An Employee
Delete an employee

A Single Shifts

Update A Single Shift
Update a single shift
Delete A Single Shift
Delete a single shift

Other (44)

Create Custom Orders
Create custom orders
Create A New Line Item
Create a new line item
Create A Discount On An Order
Create a discount on an order
Create A Tax Rate For A Merchant
Create a tax rate for a merchant
Create A Discount
Create a discount
Create An Item Category
Create an item category
Create Shift For An Employee
Create shift for an employee
Get A Single Merchant
Get a single merchant
Get A Merchant's Properties
Get a merchant's properties
Get A Merchant's Address
Get a merchant's address
Get All Devices Provisioned To A Merchant
Get all devices provisioned to a merchant
Get All Tenders For A Merchant
Get all tenders for a merchant
Get All Cash Events
Get all cash events
Get A List Of Customers
Get a list of customers
Get A Single Customer
Get a single customer
Get A Single Order
Get a single order
Get All Line Items For An Order
Get all line items for an order
Get All Payments For An Order
Get all payments for an order
Get All Order Types For A Merchant
Get all order types for a merchant
Get All Inventory Items
Get all inventory items
Get A Single Inventory Item
Get a single inventory item
Get All Tax Rates
Get all tax rates
Get All Discounts
Get all discounts
Get A Single Tax Rate
Get a single tax rate
Get A Single Discount
Get a single discount
Get All Modifiers
Get all modifiers
Get All Tags
Get all tags
Get All Categories
Get all categories
Get All Employees
Get all employees
Get A Single Employee
Get a single employee
Get All Shifts For An Employee
Get all shifts for an employee
Get All Roles For A Merchant
Get all roles for a merchant
Get All Payments
Get all payments
Get A Single Payment
Get a single payment
Get All Refunds For A Merchant
Get all refunds for a merchant
Get A Single Refund
Get a single refund
Update Merchant Properties
Update merchant properties
Update A Line Item
Update a line item
Update An Existing Inventory Item
Update an existing inventory item
Update The Stock Of An Inventory Item
Update the stock of an inventory item
Delete An Order Discount
Delete an order discount
Delete A Single Item Category
Delete a single item category
Gets A List Of Orders
Gets a list of orders
Void A Line Item
Void a line item

Set Up Your Clover MCP Server in Minutes

One endpoint. Any framework. Your agent is talking to Clover in under 10 lines of code.

MCP Clients

Agent Frameworks

Claude Desktop-

JSON

Claude Desktop Docs

{
  "mcpServers": {
    "stackone": {
      "command": "npx",
      "args": [
        "-y",
        "mcp-remote@latest",
        "https://api.stackone.com/mcp?x-account-id=<account_id>",
        "--header",
        "Authorization: Basic <YOUR_BASE64_TOKEN>"
      ]
    }
  }
}

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Platform Resources

MCP Code Mode: Keeping Tool Responses Out of Agent Context

Anthropic's code_execution processes data already in context. Custom MCP code mode keeps raw tool responses in a sandbox. 14K tokens vs 500.

11 min

Comparing BM25, TF-IDF, and Hybrid Search for MCP Tool Discovery

Benchmarking BM25, TF-IDF, and hybrid search for MCP tool discovery across 916 tools. The 80/20 TF-IDF/BM25 hybrid hits 21% Top-1 accuracy in under 1ms.

10 min

Indirect Prompt Injection Defense for MCP Tools: A Technical Guide

MCP tools that read emails, CRM records, and tickets are indirect prompt injection vectors. Here's how we built a two-tier defense that scans tool results in ~11ms.

12 min

MCP vs A2A: Architecture, Security, and When to Use Each

MCP vs A2A: what each protocol standardizes, how they differ, their shared security risks including indirect prompt injection, and when to use one, both, or a hybrid architecture.

12 min

MCP vs API: What 200+ Connector Builds Taught Us

MCP wraps APIs, it doesn't replace them. After building 200+ connectors that serve both, here's when each approach wins.

14 min read

Clover MCP Server FAQ

Does StackOne have a Clover MCP server?

Yes. StackOne offers a hosted Clover MCP server with 64 pre-built actions, and every action is tested and QA'd by StackOne. Connect it to Claude, Cursor, and any other MCP client, or to any agent framework through the AI Action SDK. It ships with managed agent authentication, prompt injection defense, and tool discovery with server-side execution that preserve your agent's context window and keep reasoning performance.

Clover MCP server vs direct API integration — what's the difference?

A Clover MCP server and direct API integration serve different use cases. Direct API integration is for software-to-software — backend code calling Clover. A Clover MCP server is for AI agents — MCP clients like Claude and Cursor, plus framework agents built with OpenAI, LangChain, or Vercel AI — discovering and calling Clover at runtime. StackOne provides both.

How does Clover authentication work for AI agents?

Clover authentication for AI agents works through a StackOne Connect Session. Create one via the dashboard or the SDK — you get an auth link and ready-to-paste config for Claude Desktop, Cursor, and other MCP clients. Your user authenticates their own Clover account; StackOne handles token exchange, storage, and refresh. Credentials never reach the LLM, and each user is isolated via origin_owner_id.

Are Clover MCP tools vulnerable to prompt injection?

Yes — Clover MCP tools can be vulnerable to indirect prompt injection. Any tool that reads user-written content — documents, messages, tickets, records, or free-text fields — is a potential vector. StackOne Defender scans every tool response before it enters the agent's context — regex patterns in ~1ms, then a MiniLM classifier in ~4ms. 88.7% accuracy, CPU-only.

What is the context bloat of a Clover agent and how do I avoid it?

Context bloat happens when Clover tool schemas and API responses eat your Clover agent's memory, preventing it from reasoning effectively. A single Clover query can return a massive JSON response, and connecting multiple tools compounds the problem. Tools Discovery and Code Mode reduce context bloat — loading only relevant tools per query and keeping raw responses out of the agent's context.

Can I limit which actions my Clover agent can access?

Yes — you can limit which actions your Clover agent can access directly from the StackOne dashboard. Toggle actions on or off, or restrict them to specific accounts, with no code changes to your agent. Session tokens can be scoped to exact actions so if one leaks, exposure stays contained.

Can I create custom agent actions for my Clover MCP server?

Yes — you can create custom agent actions for your Clover MCP server using Connector Builder. It's an integration agent your coding assistant (Claude Code, Cursor, or Copilot) can invoke to research Clover's API, generate production-ready connector YAML, test against the live API, and validate before you ship.

When should I NOT use a Clover MCP server?

Skip a Clover MCP server if your integration is purely software-to-software — direct Clover API integration is simpler when no AI agent is involved. For deterministic, compliance-critical operations (financial transactions, regulatory reporting), direct API gives you predictable behavior without agent-driven decision-making. MCP shines when AI agents need to dynamically discover and call Clover actions at runtime.

What AI frameworks and AI clients does the StackOne Clover MCP server support?

The StackOne Clover MCP server supports both. MCP clients (paste-and-go apps): Claude Desktop, Claude Code, Cursor, VS Code, Goose. Agent frameworks (code SDKs you build with): OpenAI Agents SDK, Anthropic, Vercel AI, Google ADK, CrewAI, Pydantic AI, LangChain, LangGraph, Azure AI Foundry.

Put your AI agents to work

All the tools you need to build and scale AI agent integrations, with best-in-class connectivity, execution, and security.

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Clover MCP Serverfor AI Agents