Câu 19: AI-103: Developing AI Apps and Agents on Azure

You have a Microsoft Foundry project that contains a high-traffic agent. After a recent update, operational costs increase significantly. Monitoring confirms that the volume of user traffic to the agent remains unchanged. You suspect that changes to the request or response characteristics are causing the increase. You need to identify whether the additional costs are driven by the model input size, the model output size, or expanded tool usage. Which observability capability should you use?

1. A. latency
2. B. evaluation metrics
3. C. run success rate
4. D. token usage — đáp án hiện tại