Case & CodeA FIELD GUIDE TO AI
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Computer use

Also: computer-use, browser agent, browser use

In plain words

An AI system using screen controls. It can click, type, and move through applications, within the access it has.

The fuller definition

Computer use lets an agent operate software through screenshots, clicks, and typing, including a web browser, instead of through a programmed interface.

The agent loop
  1. ObserveRead the task, the current state, and the last result.
  2. DecidePropose the next action: a search, a file read, a calculation.
  3. ActThe harness runs the action, if permitted.
  4. CheckStop condition met? If not, loop again.

The model proposes; the surrounding software executes and records. Where the loop may act, and when it must stop and ask, are decisions made outside the model.

A concrete example

An agent opens a filing portal, fills in a form, and stops before submission so a person can review it.

The distinction that matters

Screen-level control reaches anything a person could click, so permissions, sandboxing, and approval gates matter more, not less.

Related terms

Where it is taught

Build your first agent around a document inventory

Source and further reading

Anthropic · Building effective agents

The definition and example are written for this library. The link gives background, official documentation or legal authority as labelled. Legal scope depends on the jurisdiction and current text; product features depend on release and settings.

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