# /v1/project/{}/users stops working

Calls to /v1/project/{}/users on Aiven API stopped working on July 21, 2026.

- API: Aiven API (api.aiven.io)
- Kind: Endpoint removal
- Takes effect: July 21, 2026
- Calls after that day: fail
- Calls it hits: `/v1/project/{}/users`
- Source: [Announcement](https://api.aiven.io/doc/openapi.json)
- Page: https://www.okapi.bot/providers/aiven-api/breaking-changes/v1-project-users-stops-working/

## What to use instead

Call /v1/organization/{organization_id}/permissions/project/{project_id} instead (organization-level API).

## Aiven API's words

> The API endpoint /v1/project/{project}/users is deprecated. Use https://api.aiven.io/v1/organization/{organization_id}/permissions/project/{project_id} instead. It will be removed on 2026-07-21.