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Deel MCP Server
for AI Agents

Connect your AI agent to StackOne's Deel MCP server and give it 60 MCP tools out of the box. Auth, tool execution, and security all managed.

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Deel MCP Server
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60 Agent Actions

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

MCP Actions → Build Actions →

Authentication

Agent Tool Authentication

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

Agent Auth →

Security

Agent Protection

Every Deel 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 Deel call.

Tools Discovery →

What is the Deel MCP Server?

A Deel MCP server lets AI agents read and write Deel data through the Model Context Protocol — Anthropic's open standard for connecting LLMs to external tools. StackOne's Deel MCP server ships with 60 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 Deel MCP Tools

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

ATS Candidates

  • Create ATS Candidate

    Create a new candidate in the ATS

  • List ATS Candidates

    Retrieve a paginated list of candidates in the ATS

ATS Applications

  • Create ATS Application

    Create a new application linking a candidate to a job

  • List ATS Applications

    Retrieve a paginated list of candidate applications

  • Get ATS Application

    Retrieve a single application by ID

ATS Job Postings

  • List ATS Job Postings

    Retrieve a list of ATS job postings

  • Get ATS Job Posting

    Retrieve a specific job posting by ID

Contracts

  • Create Contract

    Create a new contractor contract

  • List Contracts

    Retrieve a list of contracts

  • Get Contract

    Retrieve a single contract by ID

Groups

  • Create Group

    Create a new group within the organization

  • List Groups

    Retrieve a list of groups in the organization

  • Update Group

    Edit the details of an existing group

  • Delete Group

    Archive an existing group

Organization Structures

  • List Organization Structures

    Retrieve the organization's hierarchical structure

  • Get Organization Structure

    Retrieve a specific organization structure by ID

Immigration Cases

  • List Immigration Cases

    Retrieve a paginated list of immigration cases (client view)

  • Get Immigration Case

    Retrieve details of a specific immigration case

Invoices

  • List Invoices

    Retrieve a list of invoices for your workforce

  • Get Invoice

    Retrieve invoice details by ID

Other (40)

  • List Adjustment Categories

    Retrieve adjustment categories for your organization

  • List ATS Jobs

    Retrieve a paginated list of jobs in the ATS

  • List ATS Offers

    Retrieve a list of ATS offers

  • List ATS Departments

    Retrieve a list of departments in the ATS

  • List ATS Locations

    Retrieve a list of locations in the ATS

  • List Contract Templates

    Retrieve contract templates available in the organization

  • List Departments

    Retrieve a list of departments in the organization

  • Get EOR Hiring Guide By Country

    Retrieve hiring guide data for a specific country

  • List EOR Job Scope Templates

    Retrieve job scope templates for EOR contracts

  • List GP Payroll Events By Legal Entity

    Retrieve payroll events for a specific legal entity

  • List GP Worker Payslips

    Retrieve payslips for a Global Payroll worker

  • List Worker Relations

    Retrieve worker relations for an HRIS profile

  • List Worker Relation Types

    Retrieve all worker relation types defined for the organization

  • List Visa Types

    Retrieve supported visa types for a country

  • List Deel Invoices

    Retrieve a list of Deel fee invoices

  • Get Invoice Download Link

    Get a link to download an invoice PDF

  • List Legal Entities

    Retrieve a list of legal entities in the account

  • List Countries

    Retrieve the list of countries supported by Deel

  • List Currencies

    Retrieve the list of currencies supported by Deel

  • List Job Titles

    Retrieve pre-defined job titles from the Deel platform

  • List Seniority Levels

    Retrieve predefined seniority levels from Deel

  • List Time Off Types

    Retrieve predefined time-off types from Deel

  • List Managers

    Retrieve a list of all managers in the organization

  • List Offboarding

    Retrieve a list of contracts in the offboarding process

  • List Onboarding Employees

    Retrieve workers currently going through onboarding

  • Get Organization

    Retrieve details of the current organization

  • List Organization Tasks

    Retrieve a list of tasks for the organization

  • List Working Locations

    Retrieve available work location labels for the organization

  • List Payments

    Retrieve a list of payment receipts

  • List People

    Retrieve a list of people in the organization

  • Get Person

    Retrieve a single person by their ID

  • List People Custom Fields

    Retrieve all custom fields associated with People records

  • List Roles

    Retrieve a list of roles assigned within the organization

  • List Time Off Requests

    Retrieve a list of time-off requests for the organization

  • Get Work Schedule And Holidays

    Retrieve holidays, work schedules, and time-off dailies for a date range

  • List Time Tracking Shift Rates

    Retrieve a paginated list of shift rates

  • List Time Tracking Shifts

    Retrieve a paginated list of shifts

  • List Timesheets

    Retrieve a list of timesheets

  • List Webhooks

    Retrieve a list of webhook subscriptions

  • Calculate EOR Employment Cost

    Calculate total employment costs for an EOR arrangement

Deel AI Agent Use Cases

Connect your AI agent to Deel and help your team scale the HR operations they run by hand today.

Employee Onboarding

Use StackOne to connect your AI agent to your HRIS, identity management, and LMS to automate employee onboarding.

View
WorkdayBambooHRPersonioHiBobGustoRipplingOkta360Learning
HR Policy Q&A Chatbot

Use StackOne to connect your AI agent to your HRIS, knowledge base, and messaging tools to automate HR policy Q&A.

View
WorkdayBambooHRPersonioHiBobGustoRipplingSharePointConfluence
Employee Offboarding

Use StackOne to connect your AI agent to your HRIS, identity management, and ITSM to automate employee offboarding and deprovisioning.

View
WorkdayBambooHRPersonioOktaServiceNowRipplingGustoJira
More HRIS & HCM use cases

Set Up Your Deel MCP Server in Minutes

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

MCP Clients

Claude Desktop setup guide
Claude Code setup guide
Cursor setup guide
Goose setup guide

Agent Frameworks

Claude Desktop
{
  "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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All HRIS / HCM MCP Servers →

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

Deel MCP Server FAQ

Does StackOne have a Deel MCP server?
Yes. StackOne offers a hosted Deel MCP server with 60 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.
Deel MCP server vs direct API integration — what's the difference?
A Deel MCP server and direct API integration serve different use cases. Direct API integration is for software-to-software — backend code calling Deel. A Deel 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 Deel at runtime. StackOne provides both.
How does Deel authentication work for AI agents?
Deel 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 Deel account; StackOne handles token exchange, storage, and refresh. Credentials never reach the LLM, and each user is isolated via origin_owner_id.
Are Deel MCP tools vulnerable to prompt injection?
Yes — Deel 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 Deel agent and how do I avoid it?
Context bloat happens when Deel tool schemas and API responses eat your Deel agent's memory, preventing it from reasoning effectively. A single Deel 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 Deel agent can access?
Yes — you can limit which actions your Deel 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 Deel MCP server?
Yes — you can create custom agent actions for your Deel MCP server using Connector Builder. It's an integration agent your coding assistant (Claude Code, Cursor, or Copilot) can invoke to research Deel's API, generate production-ready connector YAML, test against the live API, and validate before you ship.
When should I NOT use a Deel MCP server?
Skip a Deel MCP server if your integration is purely software-to-software — direct Deel 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 Deel actions at runtime.
What AI frameworks and AI clients does the StackOne Deel MCP server support?
The StackOne Deel 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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