diff --git a/website/docs/api/large-language-models.mdx b/website/docs/api/large-language-models.mdx
index 6e2436cc1..cd08a2ca0 100644
--- a/website/docs/api/large-language-models.mdx
+++ b/website/docs/api/large-language-models.mdx
@@ -1492,6 +1492,12 @@ For PaLM:
 export PALM_API_KEY="..."
 ```
 
+For Azure:
+
+```shell
+export AZURE_API_KEY="..."
+```
+
 ### Models via HuggingFace {id="models-hf"}
 
 These models all take the same parameters: