diff --git a/cookbook/openai_v1_cookbook.ipynb b/cookbook/openai_v1_cookbook.ipynb
index 9a69527af20..2b1c1deabdb 100644
--- a/cookbook/openai_v1_cookbook.ipynb
+++ b/cookbook/openai_v1_cookbook.ipynb
@@ -17,7 +17,7 @@
    "metadata": {},
    "outputs": [],
    "source": [
-    "!pip install -U openai \"langchain>=0.0.331rc2\" langchain-experimental"
+    "!pip install -U openai \"langchain>=0.0.331rc3\" langchain-experimental"
    ]
   },
   {
@@ -389,6 +389,35 @@
     ")\n",
     "print(output.llm_output)"
    ]
+  },
+  {
+   "cell_type": "markdown",
+   "id": "aa6565be-985d-4127-848e-c3bca9d7b434",
+   "metadata": {},
+   "source": [
+    "## Breaking changes to Azure classes\n",
+    "\n",
+    "OpenAI V1 rewrote their clients and separated Azure and OpenAI clients. This has led to some changes in LangChain interfaces when using OpenAI V1.\n",
+    "\n",
+    "BREAKING CHANGES:\n",
+    "- To use Azure embeddings with OpenAI V1, you'll need to use the new `AzureOpenAIEmbeddings` instead of the existing `OpenAIEmbeddings`. `OpenAIEmbeddings` continue to work when using Azure with `openai<1`.\n",
+    "```python\n",
+    "from langchain.embeddings import AzureOpenAIEmbeddings\n",
+    "```\n",
+    "\n",
+    "\n",
+    "RECOMMENDED CHANGES:\n",
+    "- When using AzureChatOpenAI, if passing in an Azure endpoint (eg https://example-resource.azure.openai.com/) this should be specified via the `azure_endpoint` parameter or the `AZURE_OPENAI_ENDPOINT`. We're maintaining backwards compatibility for now with specifying this via `openai_api_base`/`base_url` or env var `OPENAI_API_BASE` but this shouldn't be relied upon.\n",
+    "- When using Azure chat or embedding models, pass in API keys either via `openai_api_key` parameter or `AZURE_OPENAI_API_KEY` parameter. We're maintaining backwards compatibility for now with specifying this via `OPENAI_API_KEY` but this shouldn't be relied upon."
+   ]
+  },
+  {
+   "cell_type": "code",
+   "execution_count": null,
+   "id": "52b48493-e4fe-4ab9-97cd-e65bf3996e30",
+   "metadata": {},
+   "outputs": [],
+   "source": []
   }
  ],
  "metadata": {
diff --git a/libs/experimental/pyproject.toml b/libs/experimental/pyproject.toml
index a596444e9ba..18b61ab8dea 100644
--- a/libs/experimental/pyproject.toml
+++ b/libs/experimental/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "langchain-experimental"
-version = "0.0.38"
+version = "0.0.39"
 description = "Building applications with LLMs through composability"
 authors = []
 license = "MIT"
diff --git a/libs/langchain/langchain/chat_models/azure_openai.py b/libs/langchain/langchain/chat_models/azure_openai.py
index f7a2bcd61a3..c2a24d578a5 100644
--- a/libs/langchain/langchain/chat_models/azure_openai.py
+++ b/libs/langchain/langchain/chat_models/azure_openai.py
@@ -57,6 +57,8 @@ class AzureChatOpenAI(ChatOpenAI):
     azure_endpoint: Union[str, None] = None
     """Your Azure endpoint, including the resource.
     
+        Automatically inferred from env var `AZURE_OPENAI_ENDPOINT` if not provided.
+    
         Example: `https://example-resource.azure.openai.com/`
     """
     deployment_name: Union[str, None] = Field(default=None, alias="azure_deployment")
diff --git a/libs/langchain/langchain/embeddings/azure_openai.py b/libs/langchain/langchain/embeddings/azure_openai.py
index f9a233e55be..27e34e50b83 100644
--- a/libs/langchain/langchain/embeddings/azure_openai.py
+++ b/libs/langchain/langchain/embeddings/azure_openai.py
@@ -17,6 +17,8 @@ class AzureOpenAIEmbeddings(OpenAIEmbeddings):
     azure_endpoint: Union[str, None] = None
     """Your Azure endpoint, including the resource.
 
+        Automatically inferred from env var `AZURE_OPENAI_ENDPOINT` if not provided.
+        
         Example: `https://example-resource.azure.openai.com/`
     """
     azure_deployment: Optional[str] = None
diff --git a/libs/langchain/pyproject.toml b/libs/langchain/pyproject.toml
index 639db56239d..572bdfd7abf 100644
--- a/libs/langchain/pyproject.toml
+++ b/libs/langchain/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "langchain"
-version = "0.0.331rc2"
+version = "0.0.331rc3"
 description = "Building applications with LLMs through composability"
 authors = []
 license = "MIT"