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vsAnthropic Claude Duet

FullsendAI vs Claude Duet

Claude Duet is Anthropic's always-on personal agent app, with its own cloud browser. FullsendAI is the finished product: AI agents that work alongside you, each on a cloud computer of its own, with any model, and you can watch and take over at any time.

Get startedSee the comparison

The short answer.

As of 1 November 2026.

Choose FullsendAI if

you want to see its screen and take over, a full desktop and terminal, a choice of models, an API, and availability outside the US.

Side by side.

What each one gives you.

  • Ready to use, no code needed

    FullsendAI
    YesChat, live view and take-over in the browser
    Claude Duet
    Yes

  • Full desktop

    FullsendAI
    YesLinux desktop with apps
    Claude Duet
    NoA cloud browser; no desktop described

  • Browser

    FullsendAI
    Yes
    Claude Duet
    Yes

  • Terminal

    FullsendAI
    Yes
    Claude Duet
    Not statedNot described

  • Watch live

    FullsendAI
    Yes
    Claude Duet
    NoActivity feed, not a live screen

  • Take over any time

    FullsendAI
    YesMouse and keyboard, then hand back
    Claude Duet
    No

  • Keeps files between sessions

    FullsendAI
    YesTemporary, saved or always-on
    Claude Duet
    YesKeeps working after you close the app

  • Choose any model

    FullsendAI
    YesEvery model we serve, one key
    Claude Duet
    NoClaude only

  • API

    FullsendAI
    YesOpenAI- and Anthropic-compatible
    Claude Duet
    NoNone announced
Feature FullsendAI Claude Duet
Ready to use, no code needed
YesChat, live view and take-over in the browser
Yes
Full desktop
YesLinux desktop with apps
NoA cloud browser; no desktop described
Browser
Yes
Yes
Terminal
Yes
Not statedNot described
Watch live
Yes
NoActivity feed, not a live screen
Take over any time
YesMouse and keyboard, then hand back
No
Keeps files between sessions
YesTemporary, saved or always-on
YesKeeps working after you close the app
Choose any model
YesEvery model we serve, one key
NoClaude only
API
YesOpenAI- and Anthropic-compatible
NoNone announced

What it costs.

To get an agent with a computer of its own.

FullsendAI

$0 to start

Then box time by the second and AI by the token, any model.

Claude Duet

Included with paid Claude plans (Pro, Max and Ultra) during the preview, in the US, from a waitlist.

As of 1 November 2026. Claude Duet is a product of Anthropic; its name and logo belong to its owner.

See the difference yourself.

Add a card or credit to start. You only pay while your agent works.

Get started