diff --git a/arkui/napi/native_api.h b/arkui/napi/native_api.h
index 5f8b1f70a0592af9e22bf19c46467ab8cad9d060..cbb0b293924e37048de22ea5fe943fc5ade2a125 100644
--- a/arkui/napi/native_api.h
+++ b/arkui/napi/native_api.h
@@ -194,6 +194,121 @@ NAPI_EXTERN napi_status napi_define_sendable_class(napi_env env,
  * @since 12
  */
 NAPI_EXTERN napi_status napi_is_sendable(napi_env env, napi_value value, bool* result);
+/**
+ * @brief Defines a sendable object.
+ *
+ * @param env The environment that the API is invoked under.
+ * @param property_count The count of object properties.
+ * @param properties Object properties.
+ * @return Return the function execution status.
+ * @since 12
+ */
+NAPI_EXTERN napi_status napi_create_sendable_object_with_properties(napi_env env, size_t property_count,
+                                                                    const napi_property_descriptor* properties,
+                                                                    napi_value* result);
+/**
+ * @brief Wraps a native instance in a ArkTS object.
+ *
+ * @param env The environment that the API is invoked under.
+ * @param js_object The ArkTS object that will be the wrapper for the native object.
+ * @param native_object The native instance that will be wrapped in the ArkTS object.
+ * @param finalize_lib Optional native callback that can be used to free the native instance when the ArkTS object
+ * has been garbage-collected.
+ * @param finalize_hint Optional contextual hint that is passed to the finalize callback.
+ * @return Return the function execution status.
+ * @since 12
+ */
+NAPI_EXTERN napi_status napi_wrap_sendable(napi_env env, napi_value js_object, void* native_object,
+                                           napi_finalize finalize_cb, void* finalize_hint);
+/**
+ * @brief Wraps a native instance in a ArkTS object.
+ *
+ * @param env The environment that the API is invoked under.
+ * @param js_object The ArkTS object that will be the wrapper for the native object.
+ * @param native_object The native instance that will be wrapped in the ArkTS object.
+ * @param finalize_lib Optional native callback that can be used to free the native instance when the ArkTS object
+ * has been garbage-collected.
+ * @param finalize_hint Optional contextual hint that is passed to the finalize callback.
+ * @param native_binding_size The size of native binding.
+ * @return Return the function execution status.
+ * @since 12
+ */
+NAPI_EXTERN napi_status napi_wrap_sendable_with_size(napi_env env, napi_value js_object, void* native_object,
+                                                     napi_finalize finalize_cb, void* finalize_hint,
+                                                     size_t native_binding_size);
+/**
+ * @brief Retrieves a native instance that was previously wrapped in a ArkTS object.
+ *
+ * @param env The environment that the API is invoked under.
+ * @param js_object The object associated with the native instance.
+ * @param result Pointer to the wrapped native instance.
+ * @return Return the function execution status.
+ * @since 12
+ */
+NAPI_EXTERN napi_status napi_unwrap_sendable(napi_env env, napi_value js_object, void** result);
+/**
+ * @brief Retrieves a native instance that was previously wrapped in a ArkTS object.
+ *
+ * @param env The environment that the API is invoked under.
+ * @param js_object The object associated with the native instance.
+ * @param result Pointer to the wrapped native instance.
+ * @return Return the function execution status.
+ * @since 12
+ */
+NAPI_EXTERN napi_status napi_remove_wrap_sendable(napi_env env, napi_value js_object, void** result);
+/*
+ * @brief Create a sendable array.
+ *
+ * @param env: The environment that the API is invoked under.
+ * @param result: A napi_value representing a sendable array.
+ * @return Return the function execution status.
+ * @since 12
+ */
+NAPI_EXTERN napi_status napi_create_sendable_array(napi_env env, napi_value* result);
+
+/*
+ * @brief Create a sendable array with length.
+ *
+ * @param env: The environment that the API is invoked under.
+ * @param length: The initial length of the sendable array.
+ * @param result: A napi_value representing a sendable array.
+ * @return Return the function execution status.
+ * @since 12
+ */
+NAPI_EXTERN napi_status napi_create_sendable_array_with_length(napi_env env, size_t length, napi_value* result);
+
+/*
+ * @brief Create a sendable arraybuffer.
+ *
+ * @param env: The environment that the API is invoked under.
+ * @param byte_length: The length in bytes of the sendable arraybuffer to create.
+ * @param data: Pointer to the underlying byte buffer of the sendable arraybuffer.
+ * @param result: A napi_value representing a sendable arraybuffer.
+ * @return Return the function execution status.
+ * @since 12
+ */
+NAPI_EXTERN napi_status napi_create_sendable_arraybuffer(napi_env env, size_t byte_length,
+                                                         void** data, napi_value* result);
+
+/*
+ * @brief Create a sendable typedarray.
+ *
+ * @param env: The environment that the API is invoked under.
+ * @param type: Scalar datatype of the elements within the sendable typedarray.
+ * @param length: Number of elements in the typedarray.
+ * @param arraybuffer: Sendable arraybuffer underlying the sendable typedarray.
+ * @param byte_offset: The byte offset within the sendable arraybuffer from
+ * which to start projecting the sendable typedarray.
+ * @param result: A napi_value representing a sendable typedarray.
+ * @return Return the function execution status.
+ * @since 12
+ */
+NAPI_EXTERN napi_status napi_create_sendable_typedarray(napi_env env,
+                                                        napi_typedarray_type type,
+                                                        size_t length,
+                                                        napi_value arraybuffer,
+                                                        size_t byte_offset,
+                                                        napi_value* result);
 
 /**
  * @brief Run the event loop by the given env and running mode in current thread.