Justworks

Live 21 Actions

Justworks Integration for AI Agents

Connect your AI agent to 21 Justworks actions via MCP, A2A, or SDK, with agent authentication, tool-calling execution, and security built-in.

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Justworks AI Agent Actions

21 production-ready actions for your agent to do more on Justworks.

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21 Actions

Get Company - Retrieve company information including name, addresses, departments, and offices.

Get Company Bank Account - Retrieve company bank account details.

Get Company Business Info - Retrieve company business information including entity identifiers and officers.

List Company Custom Fields - Retrieve all custom fields defined for the company.

List Company Jurisdictions - Retrieve all jurisdictions where the company operates.

List Members - Retrieve a paginated list of company members (employees and contractors).

Get Member - Retrieve a specific member by their ID.

List Member Custom Field Values - Retrieve custom field values for a specific member.

List Payrolls - Retrieve a paginated list of payrolls.

List Payroll Fees - Retrieve fees associated with a specific payroll.

List Payroll Paystubs - Retrieve paystubs for a specific payroll.

Get Paystub - Retrieve a specific paystub by its ID.

List Deduction Types - Retrieve all available deduction types.

List Deductions - Retrieve a paginated list of deductions.

Create Deductions - Create new deductions for company members.

Update Deductions - Update existing deductions.

Cancel Deductions - Cancel existing deductions.

Create Time Off Balances Report - Create a new time off balances report.

Get Time Off Balances Report - Retrieve a previously created time off balances report.

List Time Off Policies - Retrieve a paginated list of time off policies.

List Time Off Requests - Retrieve a paginated list of time off requests.

Justworks AI Agent Use Cases

Connect your AI agent to Justworks 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.

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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.

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Employee Offboarding

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

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More HRIS & HCM use cases

Do More, Build Less

Integration Infrastructure for Justworks AI Agents

Multiple Interfaces

Access integrations via API, AI SDKs, MCP & A2A.

Justworks MCP server

Managed Authentication

Pre-built authentication UI.

Agent auth

Falcon Engine

Every Justworks action runs on Falcon.

Agent Execution Engine

StackOne Defender

88.7% prompt injection detection.

Prompt injection defense

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"What impressed us most about StackOne is its ambition and clarity. They're creating infrastructure that modern software and the entire AI agent ecosystem can rely on. The depth of secure integrations, the pace of delivery, and the team's foresight into AI's future uniquely position StackOne to redefine this category."

Luna Schmid, Partner at GV

"We've been impressed by how quickly and deeply StackOne integrates with complex enterprise systems -- and now, with their focus on agent-to-agent interoperability, they're unlocking even more powerful use cases for customers. StackOne delivers all of the above in a universal layer -- without compromise."