***

title: API Deprecation
description: Moveworks API deprecation policy and list of deprecated endpoints
------------------------------------------------------------------------------

## Experimental APIs

<Warning>
  Experimental APIs are subject to change or deprecation with advance notice of at least 14 days.
</Warning>

Moveworks will publish bleeding-edge capabilities to select pilot customers through beta endpoints. Beta endpoints will be denoted by their version path.

For example, `https://api.moveworks.ai/rest/v2beta3/*` represents the 3rd beta iteration of the V2 API.

***

## Deprecated APIs

### \[Deprecated] `POST /rest/v1beta1/messages/send`

This endpoint was deprecated as of **January 31, 2023**.

To migrate, switch all instances of this endpoint to:

```
https://api.moveworks.ai/rest/v1/messages/send
```

<Note>
  You will still be able to use your current Message API Key.
</Note>