diff --git a/helm-chart/templates/core-service.yaml b/helm-chart/templates/core-service.yaml
new file mode 100644
index 00000000..47c32332
--- /dev/null
+++ b/helm-chart/templates/core-service.yaml
@@ -0,0 +1,14 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ .Release.Name }}-maibot-core
+  namespace: {{ .Release.Namespace }}
+spec:
+  ports:
+    - name: adapter-ws
+      port: 8000
+      protocol: TCP
+      targetPort: 8000
+  selector:
+    app: {{ .Release.Name }}-maibot-core
+  type: ClusterIP