diff --git a/dbt-bigquery/.changes/unreleased/Fixes-20250404-215640.yaml b/dbt-bigquery/.changes/unreleased/Fixes-20250404-215640.yaml
new file mode 100644
index 000000000..e03382c42
--- /dev/null
+++ b/dbt-bigquery/.changes/unreleased/Fixes-20250404-215640.yaml
@@ -0,0 +1,6 @@
+kind: Fixes
+body: Add create_notebook_client
+time: 2025-04-04T21:56:40.174432349Z
+custom:
+    Author: jialuoo
+    Issue: "977"
diff --git a/dbt-bigquery/src/dbt/adapters/bigquery/clients.py b/dbt-bigquery/src/dbt/adapters/bigquery/clients.py
index 722266240..18714efcd 100644
--- a/dbt-bigquery/src/dbt/adapters/bigquery/clients.py
+++ b/dbt-bigquery/src/dbt/adapters/bigquery/clients.py
@@ -1,10 +1,14 @@
+from typing import Optional
+
 from google.api_core.client_info import ClientInfo
 from google.api_core.client_options import ClientOptions
 from google.auth.exceptions import DefaultCredentialsError
+from google.cloud import aiplatform_v1
 from google.cloud.bigquery import Client as BigQueryClient, DEFAULT_RETRY as BQ_DEFAULT_RETRY
 from google.cloud.dataproc_v1 import BatchControllerClient, JobControllerClient
 from google.cloud.storage import Client as StorageClient
 from google.cloud.storage.retry import DEFAULT_RETRY as GCS_DEFAULT_RETRY
+from google.oauth2.credentials import Credentials as GoogleCredentials
 
 from dbt.adapters.events.logging import AdapterLogger
 
@@ -67,3 +71,15 @@ def _create_bigquery_client(credentials: BigQueryCredentials) -> BigQueryClient:
 
 def _dataproc_endpoint(credentials: BigQueryCredentials) -> str:
     return f"{credentials.dataproc_region}-dataproc.googleapis.com:443"
+
+
+def create_notebook_client(
+    credentials: GoogleCredentials, region: Optional[str]
+) -> aiplatform_v1.NotebookServiceClient:
+    api_endpoint = f"{region}-aiplatform.googleapis.com"
+    notebook_client = aiplatform_v1.NotebookServiceClient(
+        credentials=credentials,
+        client_options=ClientOptions(api_endpoint),
+    )
+
+    return notebook_client
diff --git a/dbt-bigquery/src/dbt/adapters/bigquery/python_submissions.py b/dbt-bigquery/src/dbt/adapters/bigquery/python_submissions.py
index 7b42c2913..1cba02ec4 100644
--- a/dbt-bigquery/src/dbt/adapters/bigquery/python_submissions.py
+++ b/dbt-bigquery/src/dbt/adapters/bigquery/python_submissions.py
@@ -9,6 +9,7 @@
     create_dataproc_batch_controller_client,
     create_dataproc_job_controller_client,
     create_gcs_client,
+    create_notebook_client,
 )
 from dbt.adapters.bigquery.credentials import (
     BigQueryConnectionMethod,
@@ -17,7 +18,6 @@
 )
 from dbt.adapters.bigquery.retry import RetryFactory
 from dbt.adapters.events.logging import AdapterLogger
-from google.api_core.client_options import ClientOptions
 
 from google.auth.transport.requests import Request
 from google.cloud import aiplatform_v1
@@ -195,12 +195,7 @@ def __init__(self, parsed_model: Dict, credentials: BigQueryCredentials) -> None
         self._model_name = parsed_model["alias"]
         self._connection_method = credentials.method
         self._GoogleCredentials = create_google_credentials(credentials)
-
-        # TODO(jialuo): Add a function in clients.py for it.
-        self._ai_platform_client = aiplatform_v1.NotebookServiceClient(
-            credentials=self._GoogleCredentials,
-            client_options=ClientOptions(api_endpoint=f"{self._region}-aiplatform.googleapis.com"),
-        )
+        self._notebook_client = create_notebook_client(self._GoogleCredentials, self._region)
         self._notebook_template_id = parsed_model["config"].get("notebook_template_id")
 
     def _py_to_ipynb(self, compiled_code: str) -> str:
@@ -220,7 +215,7 @@ def _get_notebook_template_id(self) -> str:
             parent=f"projects/{self._project}/locations/{self._region}",
             filter="notebookRuntimeType = ONE_CLICK",
         )
-        page_result = self._ai_platform_client.list_notebook_runtime_templates(request=request)
+        page_result = self._notebook_client.list_notebook_runtime_templates(request=request)
 
         try:
             # Check if a default runtime template is available and applicable.
@@ -269,9 +264,7 @@ def _create_notebook_template(self) -> str:
             notebook_runtime_template=template,
         )
 
-        operation = self._ai_platform_client.create_notebook_runtime_template(
-            request=create_request
-        )
+        operation = self._notebook_client.create_notebook_runtime_template(request=create_request)
         response = operation.result()
 
         return self._extract_template_id(response.name)
@@ -408,7 +401,7 @@ def _submit_bigframes_job(
         )
 
         try:
-            res = self._ai_platform_client.create_notebook_execution_job(request=request).result(
+            res = self._notebook_client.create_notebook_execution_job(request=request).result(
                 timeout=self._polling_retry.timeout
             )
         except TimeoutError as timeout_error:
@@ -424,4 +417,4 @@ def _submit_bigframes_job(
         gcs_log_uri = f"{notebook_execution_job.gcs_output_uri}/{job_id}/{self._model_name}.py"
         self._process_gcs_log(gcs_log_uri)
 
-        return self._ai_platform_client.get_notebook_execution_job(name=res.name)
+        return self._notebook_client.get_notebook_execution_job(name=res.name)