diff --git a/ezvtb_rt_interface.py b/ezvtb_rt_interface.py
new file mode 100644
index 0000000..431346b
--- /dev/null
+++ b/ezvtb_rt_interface.py
@@ -0,0 +1,38 @@
+import os 
+import sys
+import subprocess
+import urllib.request
+import shutil
+
+dir_path = os.path.dirname(os.path.realpath(__file__))
+ezvtb_path = os.path.join(dir_path, 'ezvtuber-rt')
+ezvtb_main_path = os.path.join(dir_path, 'ezvtuber-rt-main')
+if not os.path.exists(ezvtb_path) and not os.path.exists(ezvtb_main_path): #Check if rt not exist
+    print('Trying to clone ezvtb_rt')
+    try:
+        subprocess.run(['git', 'submodule','init'], check=True, capture_output=True)
+        subprocess.run(['git', 'submodule','update'], check=True, capture_output=True)
+        subprocess.run(['git', 'checkout','main'], check=True, capture_output=True)
+    except:
+        print('Git submodule init update failed, try to download from github')
+        zip_path = 'https://github.com/zpeng11/ezvtuber-rt/archive/refs/heads/main.zip'
+        filehandle, _ = urllib.request.urlretrieve(zip_path)
+        os.rename(filehandle, filehandle + '.zip')
+        shutil.unpack_archive(filehandle + '.zip' , '.')
+    print('Please go to download pretrained model to ezvtuber-rt or ezvtuber-rt-main data folder!')
+    exit(1)
+
+project_path = ''
+if os.path.exists(ezvtb_path):
+    project_path = ezvtb_path
+else:
+    project_path = ezvtb_main_path
+
+if project_path not in sys.path:
+    sys.path.append(project_path)
+
+from ezvtb_rt.trt_utils import check_build_all_models
+
+def get_rt_core():
+    check_build_all_models()
+get_rt_core()
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