realtime api rate limit clarification

Author: eric-urban

articles/ai-services/openai/quotas-limits.md

@@ -133,7 +133,7 @@ M = million | K = thousand
 
 ## gpt-4o audio
 
-The rate limits for each `gpt-4o-realtime-preview` model deployment are 100K TPM and 1K RPM. Azure AI Foundry portal and APIs might show different rate limits, but the actual rate limits are 100K TPM and 1K RPM.
+The rate limits for each `gpt-4o-realtime-preview` model deployment are 100K TPM and 1K RPM. During the preview, Azure AI Foundry portal and APIs might inaccurately show different rate limits. Even if you try to set a different rate limit, the actual rate limit will be 100K TPM and 1K RPM.
 
 | Model|Tier| Quota Limit in tokens per minute (TPM) | Requests per minute |
 |---|---|:---:|:---:|

articles/ai-services/openai/whats-new.md

@@ -27,7 +27,7 @@ The `gpt-4o-realtime-preview` model version 2024-12-17 is available for global d
 
 - Added support for [prompt caching](./how-to/prompt-caching.md) with the `gpt-4o-realtime-preview` model.
 - Added support for new voices. The `gpt-4o-realtime-preview` models now support the following voices: "alloy", "ash", "ballad", "coral", "echo", "sage", "shimmer", "verse".
-- Rate limits are no longer based on connections per minute. Rate limiting is now based on RPM (requests per minute) and TPM (tokens per minute) for the `gpt-4o-realtime-preview` model. The rate limits for each `gpt-4o-realtime-preview` model deployment are 100K TPM and 1K RPM. Azure AI Foundry portal and APIs might show different rate limits, but the actual rate limits are 100K TPM and 1K RPM.
+- Rate limits are no longer based on connections per minute. Rate limiting is now based on RPM (requests per minute) and TPM (tokens per minute) for the `gpt-4o-realtime-preview` model. The rate limits for each `gpt-4o-realtime-preview` model deployment are 100K TPM and 1K RPM. During the preview, Azure AI Foundry portal and APIs might inaccurately show different rate limits. Even if you try to set a different rate limit, the actual rate limit will be 100K TPM and 1K RPM.
 
 For more information, see the [GPT-4o real-time audio quickstart](realtime-audio-quickstart.md) and the [how-to guide](./how-to/realtime-audio.md).