diff --git a/CHANGELOG.md b/CHANGELOG.md
index e9553c7c1..0a551a155 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -41,6 +41,9 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Changed
 
+- Added `organization` and `project` level authentication to
+  `OpenAILLMService`.
+
 - Improved the language checking logic in `ElevenLabsTTSService` and
   `ElevenLabsHttpTTSService` to properly handle language codes based on model
   compatibility, with appropriate warnings when language codes cannot be
diff --git a/src/pipecat/services/openai.py b/src/pipecat/services/openai.py
index 1c3977b7f..ab81a1abb 100644
--- a/src/pipecat/services/openai.py
+++ b/src/pipecat/services/openai.py
@@ -116,6 +116,8 @@ class BaseOpenAILLMService(LLMService):
         model: str,
         api_key=None,
         base_url=None,
+        organization=None,
+        project=None,
         params: InputParams = InputParams(),
         **kwargs,
     ):
@@ -131,12 +133,16 @@ class BaseOpenAILLMService(LLMService):
             "extra": params.extra if isinstance(params.extra, dict) else {},
         }
         self.set_model_name(model)
-        self._client = self.create_client(api_key=api_key, base_url=base_url, **kwargs)
+        self._client = self.create_client(
+            api_key=api_key, base_url=base_url, organization=organization, project=project, **kwargs
+        )
 
-    def create_client(self, api_key=None, base_url=None, **kwargs):
+    def create_client(self, api_key=None, base_url=None, organization=None, project=None, **kwargs):
         return AsyncOpenAI(
             api_key=api_key,
             base_url=base_url,
+            organization=organization,
+            project=project,
             http_client=DefaultAsyncHttpxClient(
                 limits=httpx.Limits(
                     max_keepalive_connections=100, max_connections=1000, keepalive_expiry=None