Hi @liyong , Thanks for using Microsoft Q&A Platform.
Here is the quota and limits information: https://video2.skills-academy.com/en-us/azure/cognitive-services/openai/quotas-limits#quotas-and-limits-reference
Also, GPT-4 model details: https://video2.skills-academy.com/en-us/azure/cognitive-services/openai/concepts/models#gpt-4-models
I hope this helps.
Regards,
Vasavi
-Please kindly accept the answer and vote 'yes' if you feel helpful to support the community, thanks.