update

Author: mrbullwinkle

articles/ai-services/openai/how-to/reasoning.md

@@ -36,7 +36,7 @@ Request access: [limited access model application](https://aka.ms/OAI/o1access)
 |---|---|---|
 | `o3-mini` | East US2 (Global Standard) <br> Sweden Central (Global Standard) | [Limited access model application](https://aka.ms/OAI/o1access) |
 |`o1` | East US2 (Global Standard) <br> Sweden Central (Global Standard) | [Limited access model application](https://aka.ms/OAI/o1access) |
-| `o1-preview` | See [models page](../concepts/models.md#global-standard-model-availability). |We are currently not expanding access to `o1-preview`. |
+| `o1-preview` | See [models page](../concepts/models.md#global-standard-model-availability). |This model is only available for customers who were granted access as part of the original limited access release.  We are currently not expanding access to `o1-preview`. |
 | `o1-mini` | See [models page](../concepts/models.md#global-standard-model-availability). | No access request needed for Global Standard deployments.<br><br>Standard (regional) deployments are currently only available to select customers who were previously granted access as part of the `o1-preview` release.|
 
 ## API & feature support