Hi Michael, I don’t know about Keystone Client V3 API but OpenStack client has a way to get the list of users and their roles under a project: openstack role assignment list --project=project-a This should produce a list of users and their roles. Cheers Priti -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.openstack.org/pipermail/openstack/attachments/20141013/8edd1832/attachment.html>