# PATCH /v1/instance experimental_allowed_origins parameter stops working

Clerk API deprecated PATCH /v1/instance, body parameter experimental_allowed_origins without giving a shutdown date yet.

- API: Clerk API (api.clerk.com)
- Kind: Endpoint removal
- Takes effect: no date given yet
- Calls after that day: fail
- Calls it hits: `PATCH /v1/instance`, `body parameter experimental_allowed_origins`
- Source: [Changelog](https://clerk.com/changelog)
- Verified: October 29, 2026, against Clerk API's own pages
- Page: https://www.okapi.bot/providers/clerk-api/breaking-changes/patch-v1-instance-experimental-allowed-origins-parameter-stops-working/

## Clerk API's words

> The experimental_allowed_origins parameter has been officially removed from the Clerk Backend API /v1/instance endpoint following its deprecation.

Okapi finds the calls this change hits in your repo and opens the pull request with the fix: https://github.com/apps/okapi-agent