diff --git a/devtools/bundled_program/test/test_end2end.py b/devtools/bundled_program/test/test_end2end.py
index 7cee073be0e..42f38adabf5 100644
--- a/devtools/bundled_program/test/test_end2end.py
+++ b/devtools/bundled_program/test/test_end2end.py
@@ -5,21 +5,7 @@
 # LICENSE file in the root directory of this source tree.
 
 # flake8: noqa: F401
-import functools
-import inspect
-import os
-import random
 import unittest
-from typing import Callable, Dict, Optional, Tuple, Type
-
-import executorch.exir as exir
-
-import executorch.exir.control_flow as control_flow
-
-# @manual=//executorch/extension/pytree:pybindings
-import executorch.extension.pytree as pytree
-
-import torch
 
 from executorch.devtools.bundled_program.core import BundledProgram
 from executorch.devtools.bundled_program.serialize import (
@@ -35,7 +21,6 @@
 try:
     from executorch.extension.pybindings.portable_lib import (
         _load_bundled_program_from_buffer,
-        _load_for_executorch_from_buffer,
         _load_for_executorch_from_bundled_program,
     )
 
@@ -47,7 +32,6 @@
 try:
     from executorch.extension.pybindings.aten_lib import (  # @manual=//executorch/extension/pybindings:aten_lib
         _load_bundled_program_from_buffer,
-        _load_for_executorch_from_buffer,
         _load_for_executorch_from_bundled_program,
     )
 
diff --git a/extension/pybindings/pybindings.cpp b/extension/pybindings/pybindings.cpp
index 78fca25ed02..17ea6c7af7b 100644
--- a/extension/pybindings/pybindings.cpp
+++ b/extension/pybindings/pybindings.cpp
@@ -23,6 +23,7 @@
 #include <executorch/extension/data_loader/buffer_data_loader.h>
 #include <executorch/extension/data_loader/mmap_data_loader.h>
 #include <executorch/extension/memory_allocator/malloc_memory_allocator.h>
+#include <executorch/extension/module/bundled_module.h>
 #include <executorch/extension/threadpool/threadpool.h>
 #include <executorch/runtime/backend/interface.h>
 #include <executorch/runtime/core/data_loader.h>
@@ -442,11 +443,12 @@ inline std::unique_ptr<Module> load_module_from_file(
 
 static constexpr size_t kDEFAULT_BUNDLED_INPUT_POOL_SIZE = 16 * 1024U;
 
-struct PyBundledModule final {
+struct PyBundledModule : public BundledModule {
   explicit PyBundledModule(
       const py::bytes& buffer,
       uint32_t bundled_input_pool_size)
-      : bundled_program_ptr_(buffer),
+      : BundledModule(buffer.cast<std::string_view>().data()),
+        bundled_program_ptr_(buffer),
         program_ptr_(static_cast<const void*>(
             bundled_program_flatbuffer::GetBundledProgram(
                 get_bundled_program_ptr())
@@ -842,22 +844,20 @@ struct PyModule final {
       size_t testset_idx,
       double rtol = 1e-5,
       double atol = 1e-8) {
-    const void* bundled_program_ptr = m.get_bundled_program_ptr();
-    auto& method = module_->get_method(method_name);
-    Error status = executorch::BUNDLED_PROGRAM_NAMESPACE::load_bundled_input(
-        method, bundled_program_ptr, testset_idx);
+    auto outputs = m.execute(method_name, testset_idx);
+
     THROW_IF_ERROR(
-        status,
-        "load_bundled_input failed with status 0x%" PRIx32,
-        static_cast<uint32_t>(status));
-    py::list outputs = plan_execute(method_name);
-    status = executorch::BUNDLED_PROGRAM_NAMESPACE::verify_method_outputs(
-        method, bundled_program_ptr, testset_idx, rtol, atol);
+        outputs.error(),
+        "Execution failed with status 0x%" PRIx32,
+        static_cast<uint32_t>(outputs.error()));
+
+    auto status = m.verify_method_outputs(method_name, testset_idx, rtol, atol);
     THROW_IF_ERROR(
         status,
         "Result verification failed with status %" PRIu32,
         static_cast<uint32_t>(status));
-    return outputs;
+
+    return get_outputs_as_py_list(outputs.get());
   }
 
   py::list plan_execute(
diff --git a/shim_et/xplat/executorch/extension/pybindings/pybindings.bzl b/shim_et/xplat/executorch/extension/pybindings/pybindings.bzl
index 1616304c3ea..55a268d5d34 100644
--- a/shim_et/xplat/executorch/extension/pybindings/pybindings.bzl
+++ b/shim_et/xplat/executorch/extension/pybindings/pybindings.bzl
@@ -16,6 +16,7 @@ PORTABLE_MODULE_DEPS = [
     "//executorch/extension/data_loader:buffer_data_loader",
     "//executorch/extension/data_loader:mmap_data_loader",
     "//executorch/extension/memory_allocator:malloc_memory_allocator",
+    "//executorch/extension/module:bundled_module",
     "//executorch/runtime/executor/test:test_backend_compiler_lib",
     "//executorch/devtools/etdump:etdump_flatcc",
 ] + get_all_cpu_backend_targets()
@@ -28,6 +29,7 @@ ATEN_MODULE_DEPS = [
     "//executorch/extension/data_loader:buffer_data_loader",
     "//executorch/extension/data_loader:mmap_data_loader",
     "//executorch/extension/memory_allocator:malloc_memory_allocator",
+    "//executorch/extension/module:bundled_module_aten",
     "//executorch/devtools/bundled_program:runtime_aten",
     "//executorch/runtime/executor/test:test_backend_compiler_lib_aten",
     "//executorch/devtools/etdump:etdump_flatcc",