diff --git a/.stats.yml b/.stats.yml
index 57f5afaffe..27e2ce5ede 100644
--- a/.stats.yml
+++ b/.stats.yml
@@ -1,2 +1,2 @@
 configured_endpoints: 64
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/openai-27d8d6da893c1cdd53b491ec05153df22b1e113965f253a1d6eb8d75b628173f.yml
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/openai-518ca6c60061d3e8bc0971facf40d752f2aea62e3522cc168ad29a1f29cab3dd.yml
diff --git a/src/openai/resources/beta/assistants.py b/src/openai/resources/beta/assistants.py
index 5912aff77a..066db66913 100644
--- a/src/openai/resources/beta/assistants.py
+++ b/src/openai/resources/beta/assistants.py
@@ -51,6 +51,8 @@ def create(
             Literal[
                 "gpt-4o",
                 "gpt-4o-2024-05-13",
+                "gpt-4o-mini",
+                "gpt-4o-mini-2024-07-18",
                 "gpt-4-turbo",
                 "gpt-4-turbo-2024-04-09",
                 "gpt-4-0125-preview",
@@ -440,6 +442,8 @@ async def create(
             Literal[
                 "gpt-4o",
                 "gpt-4o-2024-05-13",
+                "gpt-4o-mini",
+                "gpt-4o-mini-2024-07-18",
                 "gpt-4-turbo",
                 "gpt-4-turbo-2024-04-09",
                 "gpt-4-0125-preview",
diff --git a/src/openai/resources/beta/threads/runs/runs.py b/src/openai/resources/beta/threads/runs/runs.py
index 43069dd1ae..1759120bfe 100644
--- a/src/openai/resources/beta/threads/runs/runs.py
+++ b/src/openai/resources/beta/threads/runs/runs.py
@@ -87,6 +87,8 @@ def create(
             Literal[
                 "gpt-4o",
                 "gpt-4o-2024-05-13",
+                "gpt-4o-mini",
+                "gpt-4o-mini-2024-07-18",
                 "gpt-4-turbo",
                 "gpt-4-turbo-2024-04-09",
                 "gpt-4-0125-preview",
@@ -240,6 +242,8 @@ def create(
             Literal[
                 "gpt-4o",
                 "gpt-4o-2024-05-13",
+                "gpt-4o-mini",
+                "gpt-4o-mini-2024-07-18",
                 "gpt-4-turbo",
                 "gpt-4-turbo-2024-04-09",
                 "gpt-4-0125-preview",
@@ -392,6 +396,8 @@ def create(
             Literal[
                 "gpt-4o",
                 "gpt-4o-2024-05-13",
+                "gpt-4o-mini",
+                "gpt-4o-mini-2024-07-18",
                 "gpt-4-turbo",
                 "gpt-4-turbo-2024-04-09",
                 "gpt-4-0125-preview",
@@ -543,6 +549,8 @@ def create(
             Literal[
                 "gpt-4o",
                 "gpt-4o-2024-05-13",
+                "gpt-4o-mini",
+                "gpt-4o-mini-2024-07-18",
                 "gpt-4-turbo",
                 "gpt-4-turbo-2024-04-09",
                 "gpt-4-0125-preview",
@@ -1661,6 +1669,8 @@ async def create(
             Literal[
                 "gpt-4o",
                 "gpt-4o-2024-05-13",
+                "gpt-4o-mini",
+                "gpt-4o-mini-2024-07-18",
                 "gpt-4-turbo",
                 "gpt-4-turbo-2024-04-09",
                 "gpt-4-0125-preview",
@@ -1814,6 +1824,8 @@ async def create(
             Literal[
                 "gpt-4o",
                 "gpt-4o-2024-05-13",
+                "gpt-4o-mini",
+                "gpt-4o-mini-2024-07-18",
                 "gpt-4-turbo",
                 "gpt-4-turbo-2024-04-09",
                 "gpt-4-0125-preview",
@@ -1966,6 +1978,8 @@ async def create(
             Literal[
                 "gpt-4o",
                 "gpt-4o-2024-05-13",
+                "gpt-4o-mini",
+                "gpt-4o-mini-2024-07-18",
                 "gpt-4-turbo",
                 "gpt-4-turbo-2024-04-09",
                 "gpt-4-0125-preview",
@@ -2117,6 +2131,8 @@ async def create(
             Literal[
                 "gpt-4o",
                 "gpt-4o-2024-05-13",
+                "gpt-4o-mini",
+                "gpt-4o-mini-2024-07-18",
                 "gpt-4-turbo",
                 "gpt-4-turbo-2024-04-09",
                 "gpt-4-0125-preview",
diff --git a/src/openai/resources/beta/threads/threads.py b/src/openai/resources/beta/threads/threads.py
index 8d3289658d..3720ab9a25 100644
--- a/src/openai/resources/beta/threads/threads.py
+++ b/src/openai/resources/beta/threads/threads.py
@@ -269,6 +269,8 @@ def create_and_run(
             Literal[
                 "gpt-4o",
                 "gpt-4o-2024-05-13",
+                "gpt-4o-mini",
+                "gpt-4o-mini-2024-07-18",
                 "gpt-4-turbo",
                 "gpt-4-turbo-2024-04-09",
                 "gpt-4-0125-preview",
@@ -421,6 +423,8 @@ def create_and_run(
             Literal[
                 "gpt-4o",
                 "gpt-4o-2024-05-13",
+                "gpt-4o-mini",
+                "gpt-4o-mini-2024-07-18",
                 "gpt-4-turbo",
                 "gpt-4-turbo-2024-04-09",
                 "gpt-4-0125-preview",
@@ -572,6 +576,8 @@ def create_and_run(
             Literal[
                 "gpt-4o",
                 "gpt-4o-2024-05-13",
+                "gpt-4o-mini",
+                "gpt-4o-mini-2024-07-18",
                 "gpt-4-turbo",
                 "gpt-4-turbo-2024-04-09",
                 "gpt-4-0125-preview",
@@ -722,6 +728,8 @@ def create_and_run(
             Literal[
                 "gpt-4o",
                 "gpt-4o-2024-05-13",
+                "gpt-4o-mini",
+                "gpt-4o-mini-2024-07-18",
                 "gpt-4-turbo",
                 "gpt-4-turbo-2024-04-09",
                 "gpt-4-0125-preview",
@@ -1285,6 +1293,8 @@ async def create_and_run(
             Literal[
                 "gpt-4o",
                 "gpt-4o-2024-05-13",
+                "gpt-4o-mini",
+                "gpt-4o-mini-2024-07-18",
                 "gpt-4-turbo",
                 "gpt-4-turbo-2024-04-09",
                 "gpt-4-0125-preview",
@@ -1437,6 +1447,8 @@ async def create_and_run(
             Literal[
                 "gpt-4o",
                 "gpt-4o-2024-05-13",
+                "gpt-4o-mini",
+                "gpt-4o-mini-2024-07-18",
                 "gpt-4-turbo",
                 "gpt-4-turbo-2024-04-09",
                 "gpt-4-0125-preview",
@@ -1588,6 +1600,8 @@ async def create_and_run(
             Literal[
                 "gpt-4o",
                 "gpt-4o-2024-05-13",
+                "gpt-4o-mini",
+                "gpt-4o-mini-2024-07-18",
                 "gpt-4-turbo",
                 "gpt-4-turbo-2024-04-09",
                 "gpt-4-0125-preview",
@@ -1738,6 +1752,8 @@ async def create_and_run(
             Literal[
                 "gpt-4o",
                 "gpt-4o-2024-05-13",
+                "gpt-4o-mini",
+                "gpt-4o-mini-2024-07-18",
                 "gpt-4-turbo",
                 "gpt-4-turbo-2024-04-09",
                 "gpt-4-0125-preview",
diff --git a/src/openai/types/beta/assistant_create_params.py b/src/openai/types/beta/assistant_create_params.py
index c9b0317831..754752ae65 100644
--- a/src/openai/types/beta/assistant_create_params.py
+++ b/src/openai/types/beta/assistant_create_params.py
@@ -28,6 +28,8 @@ class AssistantCreateParams(TypedDict, total=False):
             Literal[
                 "gpt-4o",
                 "gpt-4o-2024-05-13",
+                "gpt-4o-mini",
+                "gpt-4o-mini-2024-07-18",
                 "gpt-4-turbo",
                 "gpt-4-turbo-2024-04-09",
                 "gpt-4-0125-preview",
diff --git a/src/openai/types/beta/thread_create_and_run_params.py b/src/openai/types/beta/thread_create_and_run_params.py
index dbbff415ec..9421a894d9 100644
--- a/src/openai/types/beta/thread_create_and_run_params.py
+++ b/src/openai/types/beta/thread_create_and_run_params.py
@@ -82,6 +82,8 @@ class ThreadCreateAndRunParamsBase(TypedDict, total=False):
         Literal[
             "gpt-4o",
             "gpt-4o-2024-05-13",
+            "gpt-4o-mini",
+            "gpt-4o-mini-2024-07-18",
             "gpt-4-turbo",
             "gpt-4-turbo-2024-04-09",
             "gpt-4-0125-preview",
diff --git a/src/openai/types/beta/threads/run_create_params.py b/src/openai/types/beta/threads/run_create_params.py
index 89da241965..81cd85188b 100644
--- a/src/openai/types/beta/threads/run_create_params.py
+++ b/src/openai/types/beta/threads/run_create_params.py
@@ -79,6 +79,8 @@ class RunCreateParamsBase(TypedDict, total=False):
         Literal[
             "gpt-4o",
             "gpt-4o-2024-05-13",
+            "gpt-4o-mini",
+            "gpt-4o-mini-2024-07-18",
             "gpt-4-turbo",
             "gpt-4-turbo-2024-04-09",
             "gpt-4-0125-preview",
diff --git a/src/openai/types/chat_model.py b/src/openai/types/chat_model.py
index 0d2937ea32..87b2acb90a 100644
--- a/src/openai/types/chat_model.py
+++ b/src/openai/types/chat_model.py
@@ -7,6 +7,8 @@
 ChatModel = Literal[
     "gpt-4o",
     "gpt-4o-2024-05-13",
+    "gpt-4o-mini",
+    "gpt-4o-mini-2024-07-18",
     "gpt-4-turbo",
     "gpt-4-turbo-2024-04-09",
     "gpt-4-0125-preview",