diff --git a/django_ai_assistant/helpers/assistants.py b/django_ai_assistant/helpers/assistants.py
index f10dd3c..7eace1d 100644
--- a/django_ai_assistant/helpers/assistants.py
+++ b/django_ai_assistant/helpers/assistants.py
@@ -83,10 +83,15 @@ def __init__(self, *, user=None, request=None, view=None, **kwargs):
     def _set_method_tools(self):
         # Find tool methods (decorated with `@method_tool` from django_ai_assistant/tools.py):
         members = inspect.getmembers(
-            self, predicate=lambda m: hasattr(m, "_is_tool") and m._is_tool
+            self,
+            predicate=lambda m: inspect.ismethod(m) and getattr(m, "_is_tool", False),
         )
         tool_methods = [m for _, m in members]
 
+        # Sort tool methods by the order they appear in the source code,
+        # since this can be meaningful:
+        tool_methods.sort(key=lambda m: inspect.getsourcelines(m)[1])
+
         # Transform tool methods into tool objects:
         tools = []
         for method in tool_methods:
diff --git a/example/movies/ai_assistants.py b/example/movies/ai_assistants.py
index e3c3330..e04dbab 100644
--- a/example/movies/ai_assistants.py
+++ b/example/movies/ai_assistants.py
@@ -81,7 +81,7 @@ def get_instructions(self):
         # See: https://docs.djangoproject.com/en/5.0/topics/i18n/timezones/#default-time-zone-and-current-time-zone
         # In a real application, you should use the user's timezone
         current_date_str = timezone.now().date().isoformat()
-        user_backlog_str = self._get_movies_backlog()
+        user_backlog_str = self.get_movies_backlog()
 
         return "\n".join(
             [
@@ -115,7 +115,10 @@ def firecrawl_scrape_url(self, url: str) -> str:
         )
         return response["markdown"]
 
-    def _get_movies_backlog(self) -> str:
+    @method_tool
+    def get_movies_backlog(self) -> str:
+        """Get what movies are on user's backlog."""
+
         return (
             "\n".join(
                 [
@@ -126,12 +129,6 @@ def _get_movies_backlog(self) -> str:
             or "Empty"
         )
 
-    @method_tool
-    def get_movies_backlog(self) -> str:
-        """Get what movies are on user's backlog."""
-
-        return self._get_movies_backlog()
-
     @method_tool
     def add_movie_to_backlog(self, movie_name: str, imdb_url: str, imdb_rating: float) -> str:
         """Add a movie to user's backlog. Must pass the movie_name, imdb_url, and imdb_rating."""
@@ -165,4 +162,4 @@ def reorder_backlog(self, imdb_url_list: Sequence[str]) -> str:
         """Reorder movies in user's backlog."""
 
         MovieBacklogItem.reorder_backlog(self._user, imdb_url_list)
-        return "Reordered movies in backlog. New backlog: \n" + self._get_movies_backlog()
+        return "Reordered movies in backlog. New backlog: \n" + self.get_movies_backlog()
diff --git a/example/rag/ai_assistants.py b/example/rag/ai_assistants.py
index a72ee29..2608d68 100644
--- a/example/rag/ai_assistants.py
+++ b/example/rag/ai_assistants.py
@@ -11,7 +11,6 @@
 class DjangoDocsAssistant(AIAssistant):
     id = "django_docs_assistant"  # noqa: A003
     name = "Django Docs Assistant"
-    description = "An assistant that answers questions related to Django web framework."
     instructions = (
         "You are an assistant for answering questions related to Django web framework. "
         "Use the following pieces of retrieved context from Django's documentation to answer "
diff --git a/tests/test_assistants.py b/tests/test_assistants.py
index 4ba543b..d634525 100644
--- a/tests/test_assistants.py
+++ b/tests/test_assistants.py
@@ -13,7 +13,6 @@
 class TemperatureAssistant(AIAssistant):
     id = "temperature_assistant"  # noqa: A003
     name = "Temperature Assistant"
-    description = "A temperature assistant that provides temperature information."
     instructions = "You are a temperature bot."
     model = "gpt-4o"
 
@@ -105,7 +104,6 @@ async def _aget_relevant_documents(self, query: str) -> List[Document]:
 class TourGuideAssistant(AIAssistant):
     id = "tour_guide_assistant"  # noqa: A003
     name = "Tour Guide Assistant"
-    description = "A tour guide assistant that offers information about nearby attractions."
     instructions = (
         "You are a tour guide assistant offers information about nearby attractions. "
         "The user is at a location and wants to know what to learn about nearby attractions. "
@@ -182,3 +180,37 @@ def test_AIAssistant_with_rag_invoke():
             AIMessage(content=response_1["output"], id=messages_ids[3]),
         ]
     )
+
+
+@pytest.mark.django_db(transaction=True)
+def test_AIAssistant_tool_order_same_as_declaration():
+    class FooAssistant(AIAssistant):
+        id = "foo_assistant"  # noqa: A003
+        name = "Foo Assistant"
+        instructions = "You are a helpful assistant."
+        model = "gpt-4o"
+
+        @method_tool
+        def tool_d(self, foo: str, bar: float, baz: int, qux: str) -> str:
+            """Tool D"""
+            return "DDD"
+
+        @method_tool
+        def tool_c(self, foo: str, bar: float, baz: int) -> str:
+            """Tool C"""
+            return "CCC"
+
+        @method_tool
+        def tool_b(self, foo: str, bar: float) -> str:
+            """Tool B"""
+            return "BBB"
+
+        @method_tool
+        def tool_a(self, foo: str) -> str:
+            """Tool A"""
+            return "AAA"
+
+    assistant = FooAssistant()
+
+    assert hasattr(assistant, "_method_tools")
+    assert [t.name for t in assistant._method_tools] == ["tool_d", "tool_c", "tool_b", "tool_a"]