update models

Author: PatrickFarley

articles/ai-services/openai/concepts/models.md

@@ -113,7 +113,17 @@ See [model versions](../concepts/model-versions.md) to learn about how Azure Ope
 | gpt-4 (0314) | | East US <br> France Central <br> South Central US <br> UK South |  
 | gpt-4 (0613) | Australia East <br> Canada East <br> France Central <br> Sweden Central <br> Switzerland North | East US <br> East US 2 <br> Japan East <br> UK South |  
 | gpt-4 (1106-preview) | Australia East <br> Canada East <br> East US 2 <br> France Central <br> Norway East <br> South India <br> Sweden Central <br> UK South <br> West US | |  
-| gpt-4 (vision-preview) |  Sweden Central <br> West US| Switzerland North <br> Australia East  |  
+| gpt-4 (0125-preview) | East US <br> North Central US <br> South Central US <br> |
+| gpt-4 (vision-preview) |  Sweden Central <br> West US <br> Japan East <br> Switzerland North <br> Australia East|   |  
+
+#### Azure Government regions
+
+The following GPT-4 models are available with [Azure Government](/azure/azure-government/documentation-government-welcome):
+
+|Model ID | Model Availability |
+|--|--|
+| `gpt-4` (1106-preview) | US Gov Virginia<br>US Gov Arizona |
+
 
 ### GPT-3.5 models