Update vector-search-integrated-vectorization-ai-studio.md

Update with product limitation

Author: gmndrg

articles/search/vector-search-integrated-vectorization-ai-studio.md

@@ -8,7 +8,7 @@ ms.service: azure-ai-search
 ms.custom:
   - build-2024
 ms.topic: how-to
-ms.date: 05/30/2025
+ms.date: 07/07/2025
 ---
 
 # Use embedding models from Azure AI Foundry model catalog for integrated vectorization
@@ -277,6 +277,9 @@ If you can't use key-based authentication, you can instead configure the AML ski
 "region": "westus", // Only need if AML project lives in different region from search service
 ```
 
+> [!NOTE]
+> Token authentication is not currently supported for Cohere models for this integration; only key authentication is available at this time.  
+
 ## Next steps
 
 + [Configure a vectorizer in a search index](vector-search-how-to-configure-vectorizer.md)