diff --git a/zerver/openapi/openapi.py b/zerver/openapi/openapi.py
index 70d0943d0b..09025bc80c 100644
--- a/zerver/openapi/openapi.py
+++ b/zerver/openapi/openapi.py
@@ -358,24 +358,6 @@ def fix_events(content: Dict[str, Any]) -> None:
         event.pop("user", None)
 
 
-def prune_type_schema_by_type(schema: Dict[str, Any], type: str) -> bool:
-    return ("enum" in schema and type not in schema["enum"]) or (
-        "allOf" in schema
-        and any(prune_type_schema_by_type(subschema, type) for subschema in schema["allOf"])
-    )
-
-
-def prune_schema_by_type(schema: Dict[str, Any], type: str) -> bool:
-    return (
-        "properties" in schema
-        and "type" in schema["properties"]
-        and prune_type_schema_by_type(schema["properties"]["type"], type)
-    ) or (
-        "allOf" in schema
-        and any(prune_schema_by_type(subschema, type) for subschema in schema["allOf"])
-    )
-
-
 def validate_against_openapi_schema(
     content: Dict[str, Any],
     path: str,