diff --git a/.env.sample b/.env.sample
index 331045a4..8d821001 100644
--- a/.env.sample
+++ b/.env.sample
@@ -1,4 +1,3 @@
-AZURE_OPENAI_API_VERSION=2024-02-15-preview
 AZURE_OPENAI_ENDPOINT=https://YOUR-ENDPOINT-HERE.openai.azure.com/
 # Name of the Azure OpenAI GPT deployment (different from the model name)
 AZURE_OPENAI_CHAT_DEPLOYMENT=gpt4o-mini
diff --git a/.gitignore b/.gitignore
index a9b542e9..1aec4f7a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -10,3 +10,6 @@ venv/
 # Bicep build artifacts (exclude .json files except parameters)
 infra/**/*.json
 !infra/**/main.parameters.json
+
+# Pip artifacts and temporary files
+=*
diff --git a/infra/aca.bicep b/infra/aca.bicep
index e842ce0d..79a4664d 100644
--- a/infra/aca.bicep
+++ b/infra/aca.bicep
@@ -9,7 +9,6 @@ param serviceName string = 'aca'
 param exists bool
 param openAiDeploymentName string
 param openAiEndpoint string
-param openAiApiVersion string
 
 resource acaIdentity 'Microsoft.ManagedIdentity/userAssignedIdentities@2023-01-31' = {
   name: identityName
@@ -25,10 +24,6 @@ var env = [
     name: 'AZURE_OPENAI_ENDPOINT'
     value: openAiEndpoint
   }
-  {
-    name: 'AZURE_OPENAI_API_VERSION'
-    value: openAiApiVersion
-  }
   {
     name: 'RUNNING_IN_PRODUCTION'
     value: 'true'
diff --git a/infra/main.bicep b/infra/main.bicep
index a28ba4f0..ee565806 100644
--- a/infra/main.bicep
+++ b/infra/main.bicep
@@ -55,7 +55,6 @@ param openAiResourceGroupName string = ''
 })
 param openAiResourceLocation string
 param openAiSkuName string = ''
-param openAiApiVersion string = '' // Used by the SDK in the app code
 param disableKeyBasedAuth bool = true
 
 // Parameters for the specific Azure OpenAI deployment:
@@ -152,7 +151,6 @@ module aca 'aca.bicep' = {
     containerRegistryName: containerApps.outputs.registryName
     openAiDeploymentName: openAiDeploymentName
     openAiEndpoint: createAzureOpenAi ? openAi.outputs.endpoint : openAiEndpoint
-    openAiApiVersion: openAiApiVersion
     exists: acaExists
   }
 }
@@ -185,7 +183,6 @@ output AZURE_TENANT_ID string = tenant().tenantId
 output AZURE_OPENAI_RESOURCE_GROUP string = openAiResourceGroup.name
 output AZURE_OPENAI_RESOURCE_NAME string = openAi.outputs.name
 output AZURE_OPENAI_CHAT_DEPLOYMENT string = openAiDeploymentName
-output AZURE_OPENAI_API_VERSION string = openAiApiVersion
 output AZURE_OPENAI_ENDPOINT string = createAzureOpenAi ? openAi.outputs.endpoint : openAiEndpoint
 
 output SERVICE_ACA_IDENTITY_PRINCIPAL_ID string = aca.outputs.SERVICE_ACA_IDENTITY_PRINCIPAL_ID
diff --git a/src/pyproject.toml b/src/pyproject.toml
index 541b8d17..7267ad51 100644
--- a/src/pyproject.toml
+++ b/src/pyproject.toml
@@ -13,7 +13,7 @@ dependencies = [
     "httptools",
     # Used by uvicorn for reload functionality
     "watchfiles",
-    "openai",
+    "openai>=1.108.1",
     "azure-identity",
     "aiohttp>=3.11.0",
     "python-dotenv",
diff --git a/src/quartapp/chat.py b/src/quartapp/chat.py
index 29bd5423..c3198b64 100644
--- a/src/quartapp/chat.py
+++ b/src/quartapp/chat.py
@@ -7,7 +7,7 @@
     ManagedIdentityCredential,
     get_bearer_token_provider,
 )
-from openai import AsyncAzureOpenAI
+from openai import AsyncOpenAI
 from quart import (
     Blueprint,
     Response,
@@ -47,11 +47,10 @@ async def configure_openai():
     if not os.getenv("AZURE_OPENAI_CHAT_DEPLOYMENT"):
         raise ValueError("AZURE_OPENAI_CHAT_DEPLOYMENT is required for Azure OpenAI")
 
-    # Create the Asynchronous Azure OpenAI client
-    bp.openai_client = AsyncAzureOpenAI(
-        api_version=os.getenv("AZURE_OPENAI_API_VERSION") or "2024-02-15-preview",
-        azure_endpoint=os.getenv("AZURE_OPENAI_ENDPOINT"),
-        azure_ad_token_provider=token_provider,
+    # Create the Asynchronous OpenAI client
+    bp.openai_client = AsyncOpenAI(
+        base_url=os.getenv("AZURE_OPENAI_ENDPOINT"),
+        api_key=token_provider,
     )
     # Set the model name to the Azure OpenAI model deployment name
     bp.openai_model = os.getenv("AZURE_OPENAI_CHAT_DEPLOYMENT")
diff --git a/src/requirements.txt b/src/requirements.txt
index 9c3bd59e..b8cf3f40 100644
--- a/src/requirements.txt
+++ b/src/requirements.txt
@@ -1,15 +1,15 @@
-#
-# This file is autogenerated by pip-compile with Python 3.12
-# by the following command:
-#
-#    pip-compile pyproject.toml
+#
+# This file is autogenerated by pip-compile with Python 3.12
+# by the following command:
+#
+#    pip-compile --output-file=src/requirements.txt src/pyproject.toml
 #
 aiofiles==24.1.0
     # via quart
 aiohappyeyeballs==2.6.1
     # via aiohttp
-aiohttp==3.12.15
-    # via quartapp (pyproject.toml)
+aiohttp==3.12.15
+    # via quartapp (src/pyproject.toml)
 aiosignal==1.4.0
     # via aiohttp
 annotated-types==0.7.0
@@ -24,7 +24,7 @@ attrs==25.3.0
 azure-core==1.35.1
     # via azure-identity
 azure-identity==1.25.0
-    # via quartapp (pyproject.toml)
+    # via quartapp (src/pyproject.toml)
 blinker==1.9.0
     # via
     #   flask
@@ -57,26 +57,26 @@ frozenlist==1.7.0
     #   aiohttp
     #   aiosignal
 gunicorn==23.0.0
-    # via quartapp (pyproject.toml)
+    # via quartapp (src/pyproject.toml)
 h11==0.16.0
     # via
     #   httpcore
     #   hypercorn
     #   uvicorn
     #   wsproto
-h2==4.3.0
-    # via hypercorn
-hpack==4.1.0
+h2==4.3.0
+    # via hypercorn
+hpack==4.1.0
     # via h2
 httpcore==1.0.9
     # via httpx
 httptools==0.6.4
-    # via quartapp (pyproject.toml)
-httpx==0.28.1
+    # via quartapp (src/pyproject.toml)
+httpx==0.28.1
     # via openai
 hypercorn==0.17.3
     # via quart
-hyperframe==6.1.0
+hyperframe==6.1.0
     # via h2
 idna==3.10
     # via
@@ -110,13 +110,13 @@ multidict==6.6.4
     # via
     #   aiohttp
     #   yarl
-openai==1.107.2
-    # via quartapp (pyproject.toml)
+openai==1.109.0
+    # via quartapp (src/pyproject.toml)
 packaging==25.0
     # via gunicorn
 priority==2.0.0
     # via hypercorn
-propcache==0.3.2
+propcache==0.3.2
     # via
     #   aiohttp
     #   yarl
@@ -126,16 +126,16 @@ pydantic==2.11.9
     # via openai
 pydantic-core==2.33.2
     # via pydantic
-pyjwt[crypto]==2.10.1
-    # via
-    #   msal
-    #   pyjwt
-python-dotenv==1.1.1
-    # via quartapp (pyproject.toml)
+pyjwt[crypto]==2.10.1
+    # via
+    #   msal
+    #   pyjwt
+python-dotenv==1.1.1
+    # via quartapp (src/pyproject.toml)
 pyyaml==6.0.2
-    # via quartapp (pyproject.toml)
+    # via quartapp (src/pyproject.toml)
 quart==0.20.0
-    # via quartapp (pyproject.toml)
+    # via quartapp (src/pyproject.toml)
 requests==2.32.5
     # via
     #   azure-core
@@ -163,16 +163,16 @@ typing-inspection==0.4.1
 urllib3==2.5.0
     # via requests
 uvicorn==0.36.0
-    # via quartapp (pyproject.toml)
+    # via quartapp (src/pyproject.toml)
 uvloop==0.21.0 ; sys_platform != "win32" and (sys_platform != "cygwin" and platform_python_implementation != "PyPy")
-    # via quartapp (pyproject.toml)
+    # via quartapp (src/pyproject.toml)
 watchfiles==1.1.0
-    # via quartapp (pyproject.toml)
+    # via quartapp (src/pyproject.toml)
 werkzeug==3.1.3
     # via
     #   flask
     #   quart
-    #   quartapp (pyproject.toml)
+    #   quartapp (src/pyproject.toml)
 wsproto==1.2.0
     # via hypercorn
 yarl==1.20.1
diff --git a/tests/test_app.py b/tests/test_app.py
index b8de7a65..f0d508ab 100644
--- a/tests/test_app.py
+++ b/tests/test_app.py
@@ -48,11 +48,10 @@ async def test_openai_managedidentity(monkeypatch):
     monkeypatch.setenv("AZURE_OPENAI_CLIENT_ID", "test-client-id")
     monkeypatch.setenv("AZURE_OPENAI_ENDPOINT", "test-openai-service.openai.azure.com")
     monkeypatch.setenv("AZURE_OPENAI_CHAT_DEPLOYMENT", "test-chatgpt")
-    monkeypatch.setenv("AZURE_OPENAI_VERSION", "2023-10-01-preview")
 
     monkeypatch.setattr("azure.identity.aio.ManagedIdentityCredential", mock_cred.MockAzureCredential)
 
     quart_app = quartapp.create_app(testing=True)
 
     async with quart_app.test_app():
-        assert quart_app.blueprints["chat"].openai_client._azure_ad_token_provider is not None
+        assert quart_app.blueprints["chat"].openai_client.api_key is not None