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HomeTips & TricksClaudeDetailed explanation of Claude 3.5’s computer use feature: viewing the screen, clicking the mouse, and auto-typing in the API

Detailed explanation of Claude 3.5’s computer use feature: viewing the screen, clicking the mouse, and auto-typing in the API

3/9/2026
Claude

Claude 3.5’s most eye-catching update this time is pushing “conversation” into “action”: it can see the screen, move the cursor, click buttons, and enter text. For developers, Claude 3.5 no longer just gives suggestions—it can complete tasks step by step within the interface.

What exactly is Claude 3.5 “computer use”?

Claude 3.5 offers the “computer use” capability in a public beta, with the core idea being to let the model use a computer interface like a human. It makes judgments based on what’s on the screen, then performs actions such as moving the mouse, clicking, and keyboard input.

It’s important to emphasize that Claude 3.5 is officially positioned as an experimental feature: usable, but it may lag, follow the wrong steps, or click the wrong spot. It’s best to try it first in controlled scenarios, then gradually roll it into real business workflows.

What “multi-step tasks” can you do with Claude 3.5?

Traditional automation is more like scripts and can easily break when the interface changes; the value of Claude 3.5 is that it can “understand the current screen,” making it better suited to workflows that span pages and forms and involve many steps. For example, configuring items one by one as required in a website admin panel, completing a series of settings in a tool, or entering information into a system in a specified format.

Some teams are also exploring having Claude 3.5 perform UI navigation tasks that require dozens or even hundreds of steps, to help validate processes, run through operational paths, or handle repetitive data entry.

Which platforms support Claude 3.5, and how do you integrate it?

Claude 3.5’s computer use capability is currently primarily available for API scenarios. Developers can call it via the Anthropic API, and can also build related capabilities on Amazon Bedrock and Google Cloud Vertex AI. If you look up the model name on the AWS side, the documentation may also show identifiers such as Claude 3.5 Sonnet V2.

For real-world deployment, it’s recommended to treat Claude 3.5 as an “agent that can operate,” with an outer layer of process control: limit the range of pages it can access, add confirmation points for critical steps, and record a screenshot and the inputs at every step for replay and debugging.

Limitations and security information to know before using Claude 3.5

Claude 3.5 may still misclick, miss fields, or misunderstand buttons, so don’t treat it as “zero-supervision automation.” A more reliable approach is to have Claude 3.5 run through the process in a test environment first, then gradually loosen permissions, and change high-risk actions (payments, deletions, submitting irreversible forms) to require human confirmation.

On security, Anthropic says the upgraded version of Claude 3.5 has undergone pre-deployment testing and has been evaluated in collaboration with AI safety research institutions in the United States and the United Kingdom; Anthropic also states that its ASL-2 standard still applies to this model. For enterprises or teams, this information is more like a “baseline statement”—real security still depends on how much access you grant Claude 3.5 and whether you’ve put auditing and rollback in place.

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