diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 1441c27096..f29e96b89e 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "1.35.15"
+  ".": "1.36.0"
 }
\ No newline at end of file
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/CHANGELOG.md b/CHANGELOG.md
index 580daadf44..92703a485f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## 1.36.0 (2024-07-19)
+
+Full Changelog: [v1.35.15...v1.36.0](https://github.com/openai/openai-python/compare/v1.35.15...v1.36.0)
+
+### Features
+
+* **api:** add new gpt-4o-mini models ([#1561](https://github.com/openai/openai-python/issues/1561)) ([5672ad4](https://github.com/openai/openai-python/commit/5672ad40aaa3498f6143baa48fc22bb1a3475bea))
+
 ## 1.35.15 (2024-07-18)
 
 Full Changelog: [v1.35.14...v1.35.15](https://github.com/openai/openai-python/compare/v1.35.14...v1.35.15)
diff --git a/pyproject.toml b/pyproject.toml
index a43bfd89d7..0ec0fe5ce3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "openai"
-version = "1.35.15"
+version = "1.36.0"
 description = "The official Python library for the openai API"
 dynamic = ["readme"]
 license = "Apache-2.0"
diff --git a/src/openai/_version.py b/src/openai/_version.py
index eed4227390..f3975de68c 100644
--- a/src/openai/_version.py
+++ b/src/openai/_version.py
@@ -1,4 +1,4 @@
 # File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
 
 __title__ = "openai"
-__version__ = "1.35.15"  # x-release-please-version
+__version__ = "1.36.0"  # x-release-please-version
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",