Checked fact 225922 Oct 2026Agents and apps

Anthropic says it designed Duet around Claude Opus 5.5.

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The exact words it rests on

We designed it around Claude Opus 5.5

What the source said when we opened it, on 22 Oct 2026.

The source

Introducing Claude Duet
Anthropic · 2026-10-21

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Checked

Checked by the notis newsroom on 22 Oct 2026, against the source above.

In the story

Anthropic opens a waitlist for Claude Duet, a background agent 22 Oct 2026

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“Anthropic says it designed Duet around Claude Opus 5.5.” ai notis, checked 22 Oct 2026. Source: Introducing Claude Duet (Anthropic). https://ainotis.com/c/2259

As a reference (APA style)

ai notis. (2026, October 22). Anthropic says it designed Duet around Claude Opus 5.5 [Checked claim 2259]. ai notis. https://ainotis.com/c/2259

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