Oyster HR

Live 59 Actions 45 Events

Oyster HR Integration for AI Agents

Connect your AI agent to 59 QA'd Oyster HR actions via MCP, A2A, or SDK, with agent authentication, tool-calling execution, and security built-in, plus 45 events to subscribe to.

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Oyster HR AI Agent Actions

59 production-ready actions for your agent to do more on Oyster HR.

Read the Oyster HR docs Watch AI Onboarding Demo

59 Actions

Get Company - Retrieve company details for the authenticated organization

List Webhooks - Retrieve all webhook endpoints registered for the authenticated organization

List Webhook Dispatches - Retrieve all webhook dispatches for the authenticated Developer application

Delete Webhook - Delete a webhook endpoint by ID

List Departments - Retrieve a paginated list of departments

List Engagements - Retrieve a paginated list of engagements (employees and contractors)

Get Engagement - Retrieve details of a specific engagement by ID

List Engagement Allowances - Retrieve a paginated list of allowances for a specific engagement

List Engagement Bonuses - Retrieve a paginated list of bonuses for a specific engagement

Update Personal Details - Update personal details for an employment

List Engagement Documents - Retrieve a paginated list of documents for a specific engagement

List Engagement Payslips - Retrieve a paginated list of payslips for a specific engagement

List Contract Changes - Retrieve all contract change requests across engagements

Get Contract Change - Retrieve details for a specific contract change request

Create Contract Change - Create a new contract change request for an engagement

Cancel Contract Change - Cancel a contract change request

List Time Off Entitlements - Retrieve a paginated list of time off entitlements

Get Time Off Entitlement - Retrieve entitlements for an individual engagement

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

Get Time Off Request - Retrieve an individual time off request by ID

Create Time Off Request - Create a new time off request for an engagement

Approve Time Off Request - Approve a pending time off request

Reject Time Off Request - Reject a pending time off request

List Expenses - Retrieve all expenses

Get Expense - Retrieve an individual expense by ID

Create Expense - Create a new expense record

Delete Expense - Delete an expense record by ID

Approve Expense - Approve a pending expense

Decline Expense - Decline a pending expense

List Payroll - Retrieve a paginated list of payroll entries

Get Payroll Item - Retrieve a single payroll entry by ID

List Payroll Records - Retrieve payroll records for an individual payroll

List Payroll Changes - Retrieve all payroll changes

Get Payroll Change - Retrieve a single payroll change by ID

Create Payroll Change - Create a payroll change for an engagement

Update Payroll Change - Update an existing payroll change

Cancel Payroll Change - Cancel a payroll change

Get Default Payroll Changes Source Types - Retrieve default payroll changes rulesets for source types

Get Default Payroll Changes Ruleset - Retrieve default payroll changes ruleset

Get Payroll Changes Source Types - Retrieve payroll changes rulesets for source types

Get Payroll Changes Ruleset - Retrieve payroll changes ruleset

List Bank Accounts - Retrieve bank accounts for the company

Get Bank Account - Retrieve bank account details by ID

List Time Sheets - Retrieve all time sheets for the company

Get Time Sheet - Retrieve an individual time sheet by ID

Create Time Sheet - Create a new time sheet for an engagement

Create Time Sheet Entry - Create a new entry in a time sheet

Submit Time Sheet - Submit a time sheet for approval

Confirm Time Sheet - Confirm a time sheet

Update Time Sheet Entry - Update an existing time sheet entry

Delete Time Sheet Entry - Delete a time sheet entry

Delete Time Sheet - Delete a time sheet

Create Hiring Employment - Create a new hiring employment record

Get Hiring Employment - Retrieve an individual hiring employment by ID

Submit Hiring Employment - Submit a hiring employment for processing

Invite Team Member - Send invitation to a team member for a hiring employment

Get Hiring Employment Tasks - Retrieve hiring process tasks for an employment

Update Hiring Employment - Update a draft hiring employment record

Delete Hiring Employment - Delete a draft hiring employment record

Oyster HR Webhook Events

45 real-time Oyster HR events your AI agent can subscribe to.

Webhooks for AI agents Read the Oyster HR docs

45 Events

Hiring Agreement Accepted Emitted when a team member accepts their employment or contractor agreement. Maps to OysterHR event `hiring.agreement_accepted`.
Hiring Agreement Drafted Emitted when a new employment or contractor agreement draft is created for review. Maps to OysterHR event `hiring.agreement_drafted`.
Hiring Agreement Signed Emitted when an employment or contractor agreement is fully signed by all parties. Maps to OysterHR event `hiring.agreement_signed`.
Hiring Agreement Updated Emitted when an existing employment or contractor agreement is modified with new terms or details. Maps to OysterHR event `hiring.agreement_updated`.
Hiring Agreement Verified Emitted when an employment or contractor agreement passes verification checks. Maps to OysterHR event `hiring.agreement_verified`.
Hiring Contractor Engaged Emitted when a contractor engagement becomes active and the contractor is ready to begin work. Maps to OysterHR event `hiring.contractor_engaged`.
Hiring Contractor Submitted Emitted when a new contractor hiring request is submitted for processing. Maps to OysterHR event `hiring.contractor_submitted`.
Hiring Employment Engaged Emitted when an employee engagement becomes active and the employee officially starts their role. Maps to OysterHR event `hiring.employment_engaged`.
Hiring Employment Onboarding Completed Emitted when a new employee completes all onboarding steps and requirements. Maps to OysterHR event `hiring.employment_onboarding_completed`.
Hiring Employment Submitted Emitted when a new employee hiring request is submitted for processing. Maps to OysterHR event `hiring.employment_submitted`.
Hiring Oyster Invitation Accepted Emitted when a team member accepts their invitation to join the Oyster platform. Maps to OysterHR event `hiring.oyster_invitation_accepted`.
Hiring Payroll Team Member Engaged Emitted when a payroll team member engagement becomes active and payroll processing begins. Maps to OysterHR event `hiring.payroll_team_member_engaged`.
Hiring Payroll Team Member Submitted Emitted when a new payroll team member hiring request is submitted for processing. Maps to OysterHR event `hiring.payroll_team_member_submitted`.
Hiring Task Updated Emitted when a hiring-related task is updated, such as a background check or document submission status change. Maps to OysterHR event `hiring.task_updated`.
Offboarding Approved Emitted when an offboarding request is approved and the termination process can proceed. Maps to OysterHR event `offboarding.approved`.
Offboarding Cancelled Emitted when a previously initiated offboarding process is cancelled and the engagement continues. Maps to OysterHR event `offboarding.cancelled`.
Offboarding Engagement Terminated Emitted when an engagement is fully terminated and the team member is offboarded from the company. Maps to OysterHR event `offboarding.engagement_terminated`.
Offboarding Initiated Emitted when an offboarding process is started for a team member, beginning the termination workflow. Maps to OysterHR event `offboarding.initiated`.
Time Off Request Created Emitted when a team member submits a new time off request for approval. Maps to OysterHR event `time_off.request_created`.
Time Off Request Modified Emitted when an existing time off request is modified, such as date or duration changes. Maps to OysterHR event `time_off.request_modified`.
Time Off Request Status Changed Emitted when a time off request status changes, such as being approved, declined, or cancelled. Maps to OysterHR event `time_off.request_status_changed`.
Time Tracking Time Sheet Approved Emitted when a submitted time sheet is approved by a manager or administrator. Maps to OysterHR event `time_tracking.time_sheet_approved`.
Time Tracking Time Sheet Created Emitted when a new time sheet is created for a team member's work period. Maps to OysterHR event `time_tracking.time_sheet_created`.
Time Tracking Time Sheet Deleted Emitted when a time sheet is deleted from the system. Maps to OysterHR event `time_tracking.time_sheet_deleted`.
Time Tracking Time Sheet Entries Modified Emitted when individual time entries within a time sheet are added, updated, or removed. Maps to OysterHR event `time_tracking.time_sheet_entries_modified`.
Time Tracking Time Sheet Pending Approval Emitted when a time sheet is submitted and awaiting manager or administrator approval. Maps to OysterHR event `time_tracking.time_sheet_pending_approval`.
Time Tracking Time Sheet Submitted Emitted when a team member submits their completed time sheet for the work period. Maps to OysterHR event `time_tracking.time_sheet_submitted`.
Engagements Document Uploaded Emitted when a new document is uploaded to a team member's engagement record. Maps to OysterHR event `engagements.document_uploaded`.
Engagements Document Updated Emitted when an existing document on a team member's engagement record is modified. Maps to OysterHR event `engagements.document_updated`.
Engagements Document Deleted Emitted when a document is removed from a team member's engagement record. Maps to OysterHR event `engagements.document_deleted`.
Engagements Payslip Uploaded Emitted when a new payslip is uploaded and made available for a team member. Maps to OysterHR event `engagements.payslip_uploaded`.
Engagements Payslip Updated Emitted when an existing payslip record is modified or corrected. Maps to OysterHR event `engagements.payslip_updated`.
Engagements Payslip Deleted Emitted when a payslip record is removed from a team member's engagement. Maps to OysterHR event `engagements.payslip_deleted`.
Expenses Expense Approved Emitted when a submitted expense claim is approved for reimbursement. Maps to OysterHR event `expenses.expense_approved`.
Expenses Expense Created Emitted when a team member submits a new expense claim for approval. Maps to OysterHR event `expenses.expense_created`.
Expenses Expense Declined Emitted when a submitted expense claim is declined and will not be reimbursed. Maps to OysterHR event `expenses.expense_declined`.
Contract Change Applied Emitted when an approved contract change takes effect on the engagement terms. Maps to OysterHR event `contract.change_applied`.
Contract Change Approved Emitted when a requested contract change is approved and ready to be applied. Maps to OysterHR event `contract.change_approved`.
Contract Change Cancelled Emitted when a pending contract change request is cancelled before being applied. Maps to OysterHR event `contract.change_cancelled`.
Contract Change Requested Emitted when a change to an existing contract is requested, such as salary adjustment or role change. Maps to OysterHR event `contract.change_requested`.
Contract Change Submitted Emitted when a contract change request is formally submitted for review and approval. Maps to OysterHR event `contract.change_submitted`.
Contract Change Updated Emitted when the details of a pending contract change request are modified before approval. Maps to OysterHR event `contract.change_updated`.
Payments Charge Paid Emitted when a payment charge is successfully processed and funds are transferred. Maps to OysterHR event `payments.charge_paid`.
Payments Charge Failed Emitted when a payment charge fails to process due to insufficient funds or other payment issues. Maps to OysterHR event `payments.charge_failed`.
Payments Charge Group Paid Emitted when a group of payment charges is successfully processed as a batch. Maps to OysterHR event `payments.charge_group_paid`.

Oyster HR AI Agent Use Cases

Connect your AI agent to Oyster HR 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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Job Posting Distribution

Use StackOne to connect your AI agent to your ATS and job boards to automate job posting distribution.

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More HRIS & HCM use cases More Recruiting use cases

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Integration Infrastructure for Oyster HR AI Agents

Multiple Interfaces

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

Oyster HR MCP server

Managed Authentication

Pre-built authentication UI.

Agent auth

Falcon Engine

Every Oyster HR 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."