Update monitor-openai-reference.md

Added to avoid confusion for end customers.

Author: mpande98

articles/ai-services/openai/monitor-openai-reference.md

@@ -19,7 +19,7 @@ See [Monitor Azure OpenAI](./how-to/monitor-openai.md) for details on the data y
 
 ### Supported metrics for Microsoft.CognitiveServices/accounts
 
-Here are the most important metrics we think you should monitor for Azure OpenAI. Later in this article is a longer list of all available Azure AI services metrics which contains more details on metrics in this shorter list.
+Here are the most important metrics we think you should monitor for Azure OpenAI. Later in this article is a longer list of all available Azure AI services metrics which contains more details on metrics in this shorter list. _Please see below list for most up to date information. We're working on refreshing the tables in the following sections. _
 
 - Azure OpenAI Requests
 - Active Tokens
@@ -42,9 +42,9 @@ You can also monitor Content Safety metrics that are used by other Azure AI serv
 - Safety System Event
 - Total Volume Sent for Safety Check 
 
-
 > [!NOTE]
 > The **Provisioned-managed Utilization** metric is now deprecated and is no longer recommended. This metric has been replaced by the **Provisioned-managed Utilization V2** metric.
+> Tokens per Second, Time to Response, Time Between Tokens are currently not available for Pay-Go (Standard) deployments. 
 
 Cognitive Services metrics have the category **Cognitive Services - HTTP Requests** in the following table. These metrics are legacy metrics that are common to all Azure AI Services resources. Microsoft no longer recommends that you use these metrics with Azure OpenAI.