Hi Karthik,
Greetings & Welcome to Microsoft Q&A forum! Thanks for posting your query!
We apologize for the inconvenience caused.
Unfortunately, Microsoft has not yet announced any specific timeline for when Azure OpenAI Assistants will support the newer GPT-4o versions (2024-08-06 or 2024-11-20).
However, you can keep an eye on the Azure OpenAI Service release notes for updates on What's new in Azure OpenAI Service page will be updated accordingly with more details.
Hope this helps. Do let us know if you have any further queries.
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