You have an open Microsoft 365 Copilot conversation. You need to chat with an agent named Agent1 during the conversation. What should you enter to…

Microsoft 365 Copilot uses the “@” symbol to invoke a specific agent. Typing @Agent1 inside an open conversation routes the next prompt directly to that agent.

A. [Agent1] is not a recognized syntax in Copilot.

B. # is used for channel or topic tags, not for agent addressing.

C. / introduces global slash-commands, not agent calls.

1. Microsoft Learn – “Work with multiple agents in Microsoft 365 Chat”

Step 2: “Type @AgentName to address the agent” (2024).

2. Microsoft 365 Copilot Command Reference

doc ID M365-COP-CMD-041

Table “Agent addressing”

p. 4.