---
agentTools:
  projectIndex: https://docs.oysterhr.com/llms.txt
---

# Oyster API updates - 4 October 2023

v0.1 API release and v1 Expense API release

## v1 API

### Release of v1 Expenses API

* Release includes: [Create expense](https://docs.oysterhr.com/reference/post_v1-expenses), [Approve expense](https://docs.oysterhr.com/reference/post_v1-expenses-id-approve), [Decline expense](https://docs.oysterhr.com/reference/post_v1-expenses-id-decline), [Retrieve an individual expense](https://docs.oysterhr.com/reference/get_v1-expenses-id), and [Retrieve all expenses](https://docs.oysterhr.com/reference/get_v1-expenses)

### Release of v1 Operations API

* Release includes: [Retrieve an operation](https://docs.oysterhr.com/reference/get_v1-meta-operations-operation-key)

## v0.1 API

### Release of v0.1 Engagements API

* Release includes: [Retrieve all engagements](https://docs.oysterhr.com/v0.1/reference/listuser), [Retrieve one engagement](https://docs.oysterhr.com/v0.1/reference/get_engagements-id)

### Release of v0.1 Payroll API

* Release includes: [Payroll](https://docs.oysterhr.com/v0.1/reference/getcompanypayroll), [Retrieve an individual payroll](https://docs.oysterhr.com/v0.1/reference/getcompanypayrollid)

### Release of v0.1 Time Off Requests API

* Release includes: [Time Off Requests](https://docs.oysterhr.com/v0.1/reference/getcompanytimeoff), [Returns an individual time off request](https://docs.oysterhr.com/v0.1/reference/getcompanytimeoffid)

### Release of v0.1 Departments API

* Release includes: [Departments](https://docs.oysterhr.com/v0.1/reference/getcompanydepartments)

### Release of v0.1 Company API

* Release includes: [Company](https://docs.oysterhr.com/v0.1/reference/getcompany)