diff --git a/cirro/sdk/portal.py b/cirro/sdk/portal.py
index 7f4727c..9f6b2ef 100644
--- a/cirro/sdk/portal.py
+++ b/cirro/sdk/portal.py
@@ -1,6 +1,8 @@
 from cirro_api_client.v1.models import Executor
 
+from cirro.auth.client_creds import ClientCredentialsAuth
 from cirro.cirro_client import CirroApi
+from cirro.config import AppConfig
 from cirro.sdk.dataset import DataPortalDataset
 from cirro.sdk.developer import DeveloperHelper
 from cirro.sdk.exceptions import DataPortalAssetNotFound
@@ -40,6 +42,40 @@ def __init__(self, base_url: str = None, client: CirroApi = None):
         else:
             self._client = CirroApi(base_url=base_url)
 
+    @classmethod
+    def from_client_credentials(cls, client_id: str, client_secret: str, base_url: str = None) -> 'DataPortal':
+        """
+        Set up the DataPortal object, authenticating using an OAuth client credentials pair
+        (e.g., a service account or automated integration), rather than an interactive user login.
+
+        Args:
+            client_id (str): OAuth Client ID
+            client_secret (str): OAuth Client Secret
+            base_url (str): Optional base URL of the Cirro instance
+             (if not provided, it uses the `CIRRO_BASE_URL` environment variable, or the config file)
+
+        Example:
+        ```python
+        import os
+        from cirro import DataPortal
+
+        portal = DataPortal.from_client_credentials(
+            client_id=os.environ['CIRRO_CLIENT_ID'],
+            client_secret=os.environ['CIRRO_CLIENT_SECRET'],
+            base_url="app.cirro.bio"
+        )
+        portal.list_projects()
+        ```
+        """
+        app_config = AppConfig(base_url=base_url)
+        auth_info = ClientCredentialsAuth(
+            client_id=client_id,
+            client_secret=client_secret,
+            auth_endpoint=app_config.auth_endpoint
+        )
+        client = CirroApi(auth_info=auth_info, base_url=base_url)
+        return cls(client=client)
+
     def list_projects(self) -> DataPortalProjects:
         """List all the projects available in the Data Portal."""
 
diff --git a/pyproject.toml b/pyproject.toml
index 658a114..845d74d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "cirro"
-version = "1.13.0"
+version = "1.13.1"
 description = "CLI tool and SDK for interacting with the Cirro platform"
 authors = ["Cirro Bio <support@cirro.bio>"]
 license = "MIT"
diff --git a/samples/Logging_In.ipynb b/samples/Logging_In.ipynb
index e532d23..8216659 100644
--- a/samples/Logging_In.ipynb
+++ b/samples/Logging_In.ipynb
@@ -54,6 +54,32 @@
     "# Wait for the user to complete the login, and then return a DataPortal object\n",
     "portal = cirro_login.await_completion()"
    ]
+  },
+  {
+   "metadata": {},
+   "cell_type": "markdown",
+   "source": [
+    "### Service Account / Automated Logon\n",
+    "\n",
+    "When logging in using a service account it is necessary to use the `from_client_credentials` method to provide the OAuth credentials."
+   ]
+  },
+  {
+   "metadata": {},
+   "cell_type": "code",
+   "source": [
+    "import os\n",
+    "from cirro import DataPortal\n",
+    "\n",
+    "portal = DataPortal.from_client_credentials(\n",
+    "    client_id=os.environ['CIRRO_CLIENT_ID'],\n",
+    "    client_secret=os.environ['CIRRO_CLIENT_SECRET'],\n",
+    "    base_url=\"app.cirro.bio\"\n",
+    ")\n",
+    "portal.list_projects()"
+   ],
+   "outputs": [],
+   "execution_count": null
   }
  ],
  "metadata": {