There are many enterprise SKUs. 365 Copilot Chat - free SKU 365 Copilot - paid SKU Copilot Studio lite - comes with above paid SKU Copilot Studio full - com

There are many enterprise SKUs. 365 Copilot Chat - free SKU 365 Copilot - paid SKU Copilot Studio lite - comes with above paid SKU Copilot Studio full - comes with above paid SKU plus a user entitlement (free), though agents are charged based on credits (1 cent USD/message) if the agent user doesn't have a paid SKU Then there are the other SKUs, i.e. Security SKU, SharePoint SKU, etc.