diff --git a/presubmit_tests/single-instance-on-gcp.sh b/presubmit_tests/single-instance-on-gcp.sh
new file mode 100755
index 000000000..3a6f13936
--- /dev/null
+++ b/presubmit_tests/single-instance-on-gcp.sh
@@ -0,0 +1,44 @@
+#!/bin/bash
+# Copyright 2025 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+apk add --no-cache zip
+
+gcs_bucket="gs://oracle-toolkit-presubmit-artifacts"
+
+# Append PROW_JOB_ID to the file name to ensure each presubmit test gets a unique copy.
+# This prevents one test from deleting the file while it's still in use by another concurrently running test.
+# For all Prow-injected environment variables, see:
+# https://docs.prow.k8s.io/docs/jobs/#job-environment-variables
+toolkit_zip_file_name="oracle-toolkit-${PROW_JOB_ID}.zip"
+zip -r /tmp/${toolkit_zip_file_name} . -x ".git*" -x ".terraform*" -x "terraform*" -x OWNERS > /dev/null
+gcloud storage cp /tmp/${toolkit_zip_file_name} "${gcs_bucket}/"
+
+cd terraform
+
+vm_name="github-presubmit-single-instance-${PROW_JOB_ID}"
+deployment_name="${vm_name}"
+
+gcloud infra-manager deployments apply projects/gcp-oracle-benchmarks/locations/us-central1/deployments/"${deployment_name}" \
+  --service-account projects/gcp-oracle-benchmarks/serviceAccounts/infra-manager-deployer@gcp-oracle-benchmarks.iam.gserviceaccount.com \
+  --local-source="." \
+  --input-values="deployment_name=${deployment_name}" \
+  --input-values="gcs_source=${gcs_bucket}/${toolkit_zip_file_name}" \
+  --input-values="instance_name=${vm_name}"
+
+
+# 1. Wait for the control-node's startup script to complete
+# 2. verify Ansible_log contains "state=ansible_completed_success"
+# 3. delete the deployment
+# 4. delete "gs://oracle-toolkit-presubmit-artifacts/${toolkit_zip_file_name}" to prevent the GCS bucket from growing indefinitely
diff --git a/presubmit_tests/single-instance.tfvars b/presubmit_tests/single-instance.tfvars
new file mode 100644
index 000000000..fcf235153
--- /dev/null
+++ b/presubmit_tests/single-instance.tfvars
@@ -0,0 +1,53 @@
+# Copyright 2025 Google LLC
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# See variables.tf for a full list, and descriptions.
+
+gcs_source = "gs://oracle-toolkit-presubmit-artifacts/oracle-toolkit.zip" # gets overridden by "gcloud infra-manager deployments apply ... --input-values"
+ora_swlib_bucket = "gs://bmaas-testing-oracle-software"
+project_id = "gcp-oracle-benchmarks"
+vm_service_account = "oracle-vm-runner@gcp-oracle-benchmarks.iam.gserviceaccount.com"
+control_node_service_account = "control-node-sa@gcp-oracle-benchmarks.iam.gserviceaccount.com"
+install_workload_agent = true
+oracle_metrics_secret = "projects/gcp-oracle-benchmarks/secrets/workload-agent-user-password/versions/latest"
+db_password_secret = "projects/gcp-oracle-benchmarks/secrets/sys-user-password/versions/latest"
+instance_name = "github-presubmit-1" # gets overridden by "gcloud infra-manager deployments apply ... --input-values"
+source_image_family = "oracle-linux-8"
+source_image_project = "oracle-linux-cloud"
+machine_type = "n4-standard-2"
+boot_disk_type = "hyperdisk-balanced"
+boot_disk_size_gb = "50"
+swap_disk_size_gb = "50"
+deployment_name = "github-presubmit-single-instance"
+zone1 = "us-central1-b"
+subnetwork1 = "projects/gcp-oracle-benchmarks/regions/us-central1/subnetworks/default"
+oracle_home_disk = {
+  size_gb = 50
+}
+data_disk = {
+  size_gb = 50
+}
+reco_disk = {
+  size_gb = 50
+}
+ora_version = "19"
+ora_release = "latest"
+ora_edition = "EE"
+ora_backup_dest = "+RECO"
+ora_db_name = "orcl"
+ora_db_container = false
+ntp_pref = "169.254.169.254"
+ora_listener_port = "1521"
+ora_redo_log_size = "100MB"
+skip_database_config = false