diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 5c3e8eb512..27bf032fe4 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "1.92.2"
+  ".": "1.92.3"
 }
\ No newline at end of file
diff --git a/.stats.yml b/.stats.yml
index 07aa52577e..cb7aea1814 100644
--- a/.stats.yml
+++ b/.stats.yml
@@ -1,4 +1,4 @@
 configured_endpoints: 111
 openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/openai%2Fopenai-a473967d1766dc155994d932fbc4a5bcbd1c140a37c20d0a4065e1bf0640536d.yml
 openapi_spec_hash: 67cdc62b0d6c8b1de29b7dc54b265749
-config_hash: e74d6791681e3af1b548748ff47a22c2
+config_hash: 05c7d4a6f4d5983fe9550457114b47dd
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 355bb287d9..ac283868ca 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,18 @@
 # Changelog
 
+## 1.92.3 (2025-06-27)
+
+Full Changelog: [v1.92.2...v1.92.3](https://github.com/openai/openai-python/compare/v1.92.2...v1.92.3)
+
+### Bug Fixes
+
+* **client:** avoid encoding error with empty API keys ([5a3e64e](https://github.com/openai/openai-python/commit/5a3e64e0cc761dbaa613fb22ec16e7e73c3bcf72))
+
+
+### Documentation
+
+* **examples/realtime:** mention macOS requirements ([#2142](https://github.com/openai/openai-python/issues/2142)) ([27bf6b2](https://github.com/openai/openai-python/commit/27bf6b2a933c61d5ec23fd266148af888f69f5c1))
+
 ## 1.92.2 (2025-06-26)
 
 Full Changelog: [v1.92.1...v1.92.2](https://github.com/openai/openai-python/compare/v1.92.1...v1.92.2)
diff --git a/examples/realtime/push_to_talk_app.py b/examples/realtime/push_to_talk_app.py
index 8dc303a83a..02d3f762d0 100755
--- a/examples/realtime/push_to_talk_app.py
+++ b/examples/realtime/push_to_talk_app.py
@@ -5,6 +5,8 @@
 # environment variable set, you can run this example with just     #
 #                                                                  #
 # `./examples/realtime/push_to_talk_app.py`                        #
+#                                                                  #
+# On Mac, you'll also need `brew install portaudio ffmpeg`           #
 ####################################################################
 #
 # /// script
diff --git a/pyproject.toml b/pyproject.toml
index 177fc600b9..2f44e58aac 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "openai"
-version = "1.92.2"
+version = "1.92.3"
 description = "The official Python library for the openai API"
 dynamic = ["readme"]
 license = "Apache-2.0"
diff --git a/src/openai/_client.py b/src/openai/_client.py
index f3a83afec3..ed9b46f4b0 100644
--- a/src/openai/_client.py
+++ b/src/openai/_client.py
@@ -283,6 +283,9 @@ def qs(self) -> Querystring:
     @override
     def auth_headers(self) -> dict[str, str]:
         api_key = self.api_key
+        if not api_key:
+            # if the api key is an empty string, encoding the header will fail
+            return {}
         return {"Authorization": f"Bearer {api_key}"}
 
     @property
@@ -599,6 +602,9 @@ def qs(self) -> Querystring:
     @override
     def auth_headers(self) -> dict[str, str]:
         api_key = self.api_key
+        if not api_key:
+            # if the api key is an empty string, encoding the header will fail
+            return {}
         return {"Authorization": f"Bearer {api_key}"}
 
     @property
diff --git a/src/openai/_version.py b/src/openai/_version.py
index 709e848243..81494049e6 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__ = "1.92.2"  # x-release-please-version
+__version__ = "1.92.3"  # x-release-please-version