# since on GET /v1/messages is deprecated

Quo API (formerly OpenPhone) deprecated GET /v1/messages, query parameter since without giving a shutdown date yet.

- API: Quo API (formerly OpenPhone) (api.quo.com)
- Kind: Endpoint removal
- Announced: October 21, 2024
- Takes effect: no date given yet
- Calls after that day: fail
- Calls it hits: `GET /v1/messages`, `query parameter since`
- Source: [Announcement](https://www.quo.com/docs/mdx/api-reference/changelog)
- Page: https://www.okapi.bot/providers/quo-api-formerly-openphone/breaking-changes/since-on-get-v1-messages-is-deprecated/

## What to use instead

Send createdBefore to keep the current behaviour of since, or createdAfter for messages created after a time.

## Quo API (formerly OpenPhone)'s words

> The since query parameter on “list calls” and “list messages” has been deprecated.