--- layout: docs page_title: Vault Agent and Vault Proxy Auto-Auth Sinks description: Sinks for Auto-Auth --- # Vault agent and Vault proxy Auto-Auth sinks Every time an auto-auth authentication is successful, the token is written to the enabled Sinks, subject to their configuration. Today, we only support one type of sink, [file sink](/vault/docs/agent-and-proxy/autoauth/sinks/file).