diff --git a/dlt/_workspace/configuration.py b/dlt/_workspace/configuration.py
index 446e4a9c9f..a65051d9f9 100644
--- a/dlt/_workspace/configuration.py
+++ b/dlt/_workspace/configuration.py
@@ -26,8 +26,8 @@ class WorkspaceRuntimeConfiguration(RuntimeConfiguration):
     """Id of the remote workspace that local one should be connected to"""
     auth_token: Optional[TSecretStrValue] = None
     """JWT token for Runtime API"""
-    auth_base_url: Optional[str] = "https://dlthub.app/api/auth"
-    """Base URL for the dltHub Runtime authentication API"""
+    api_key: Optional[TSecretStrValue] = None
+    """API key for Runtime API"""
     api_base_url: Optional[str] = "https://dlthub.app/api/api"
     """Base URL for the dltHub Runtime API"""
     ai_context_api_url: Optional[str] = "https://scaffold.apps.dlthub.com"
diff --git a/docs/website/docs/hub/runtime/overview.md b/docs/website/docs/hub/runtime/overview.md
index bd4a30f764..8364790295 100644
--- a/docs/website/docs/hub/runtime/overview.md
+++ b/docs/website/docs/hub/runtime/overview.md
@@ -98,7 +98,6 @@ log_level = "WARNING"
 dlthub_telemetry = true
 
 # Runtime connection settings (set automatically by `dlt runtime login`)
-auth_base_url = "https://dlthub.app/api/auth"
 api_base_url = "https://dlthub.app/api/api"
 workspace_id = "your-workspace-id"
 ```