Hi, would cloud-init [1] be an option here to add the key via user-data during instance creation? Regards, Eugen [1] https://cloudinit.readthedocs.io/en/latest/reference/examples.html#configure-instance-s-ssh-keys Zitat von Pureewat Kaewpoi <pureewat.k at bangmod.co.th>: > Hi OpenStack Community > > We have some requirements that need to create instance via API. > However nova-api is accept only key_name of key pair created earlier. > Can we create instance by passing only public key data without > creating a key pair in nova ? > > Thank you.