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The Madison Avenue Field GuideA field guide to marketing & advertising, by Brandon Mina

GlossaryAI Search & EmergingComputer-Using Agent (CUA)

AI Search & Emerging

Computer-Using Agent (CUA)

An AI agent that operates a computer or browser like a person, seeing the screen and clicking and typing to complete tasks on websites.

By Brandon MinaCEO, BrandPilot AIUpdated November 2026

Short answer

A computer-using agent (CUA) is an AI agent that operates a computer or web browser as a person would, by viewing the screen and clicking, scrolling, and typing to complete tasks. It can work on websites that lack APIs. Sites with clear layouts and predictable interfaces are easier for these agents to use.