diff --git a/main.py b/main.py
index 838e455..218437b 100644
--- a/main.py
+++ b/main.py
@@ -1106,20 +1106,28 @@ async def fastapi_delete_vertex(network: str, req: Request) -> ChangeSet:
 ############################################################
 # label 26.[LABELS]
 ############################################################
-def get_label_schema(name: str) -> dict[str, dict[str, Any]]:
-    return api.get_label_schema(name)
+@app.get('/getlabelschema/')
+async def fastapi_get_label_schema(network: str) -> dict[str, dict[str, Any]]:
+    return get_label_schema(network)
 
-def get_label(name: str, x: float, y: float) -> dict[str, Any]:
-    return api.get_label(name, x, y)
+@app.get('/getlabelproperties/')
+async def fastapi_get_label(network: str, x: float, y: float) -> dict[str, Any]:
+    return get_label(network, x, y)
 
-def set_label(name: str, cs: ChangeSet) -> ChangeSet:
-    return api.set_label(name, cs)
+@app.post('/setlabelproperties/')
+async def fastapi_set_label(network: str, req: Request) -> ChangeSet:
+    props = await req.json()
+    return set_label(network, ChangeSet(props))
 
-def add_label(name: str, cs: ChangeSet) -> ChangeSet:
-    return api.add_label(name, cs)
+@app.post('/addlabel/')
+async def fastapi_add_label(network: str, req: Request) -> ChangeSet:
+    props = await req.json()
+    return add_label(network, ChangeSet(props))
 
-def delete_label(name: str, cs: ChangeSet) -> ChangeSet:
-    return api.delete_label(name, cs)
+@app.post('/deletelabel/')
+async def fastapi_delete_label(network: str, req: Request) -> ChangeSet:
+    props = await req.json()
+    return delete_label(network, ChangeSet(props))
 
 
 ############################################################