diff --git a/fern/openapi.json b/fern/openapi.json
index 121a1b65..2c45007f 100644
--- a/fern/openapi.json
+++ b/fern/openapi.json
@@ -11613,9 +11613,7 @@
             "description": "Successful Response",
             "content": {
               "application/json": {
-                "schema": {
-                  "$ref": "#/components/schemas/Run"
-                }
+                "schema": {}
               }
             }
           },
diff --git a/letta/server/rest_api/routers/v1/runs.py b/letta/server/rest_api/routers/v1/runs.py
index bb34706c..e737ee32 100644
--- a/letta/server/rest_api/routers/v1/runs.py
+++ b/letta/server/rest_api/routers/v1/runs.py
@@ -265,7 +265,7 @@ async def list_run_steps(
     )
 
 
-@router.delete("/{run_id}", response_model=Run, operation_id="delete_run")
+@router.delete("/{run_id}", response_model=None, operation_id="delete_run")
 async def delete_run(
     run_id: str,
     headers: HeaderParams = Depends(get_headers),
diff --git a/letta/services/run_manager.py b/letta/services/run_manager.py
index 33677f4b..6c16d5e3 100644
--- a/letta/services/run_manager.py
+++ b/letta/services/run_manager.py
@@ -179,18 +179,15 @@ class RunManager:
 
     @enforce_types
     @raise_on_invalid_id(param_name="run_id", expected_prefix=PrimitiveType.RUN)
-    async def delete_run(self, run_id: str, actor: PydanticUser) -> PydanticRun:
+    async def delete_run(self, run_id: str, actor: PydanticUser) -> None:
         """Delete a run by its ID."""
         async with db_registry.async_session() as session:
             run = await RunModel.read_async(db_session=session, identifier=run_id, actor=actor, access_type=AccessType.ORGANIZATION)
             if not run:
                 raise NoResultFound(f"Run with id {run_id} not found")
 
-            pydantic_run = run.to_pydantic()
             await run.hard_delete_async(db_session=session, actor=actor)
 
-        return pydantic_run
-
     @enforce_types
     @raise_on_invalid_id(param_name="run_id", expected_prefix=PrimitiveType.RUN)
     async def update_run_by_id_async(