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Modyl and Claude Duet · Anthropic

Duet checks with you. Modyl checks with the people who decide.

Claude Duet is a proactive agent for one professional, in one ongoing thread. Modyl brings the people who own a decision into one room, with the work in front of them.

In Anthropic’s words

  • “We built Claude Duet for professionals and small business owners with more on their plates than they can track.”

    Quoted from claude.com
  • “before it sends a message, makes a payment, signs a document, or deletes anything, it shows you exactly what it’s about to do and waits for your approval.”

    Quoted from claude.com
  • “you can message it through typing or voice in one ongoing thread”

    Quoted from claude.com

Research preview by waitlist for US Pro and Max subscribers, opened Oct 21, 2026. Checked Oct 22, 2026.

What it leaves open

Duet’s approval is one person saying yes to one action. Work that needs a colleague’s judgment, or a call several people share, still leaves the thread for chat, a meeting or a doc written days later.

A room where everyone who owns the call sees the same work.

Use it with Modyl

  • Today

    Modyl’s connector runs in ChatGPT and Claude as a remote MCP server. Ask it what your agents did and what is waiting for you.

  • Today

    Claude Code sends Modyl its activity, so Modyl can hold it to the decisions you settled.

  • Later

    Anthropic says Duet carries over the connected apps in your Claude account. Modyl inside Duet is not tested yet.

Where each fits

Choose Modyl when

  • The decision belongs to a team, not one inbox.
  • You want to talk it through, out loud, with the work on screen.
  • Agents should resume from a settled, structured answer.

Claude Duet alone is enough for

Clearing your own inbox, invoices and calendar. Duet is built for exactly that.

Keep your agents. Give the team one place to decide.

Modyl is in invite-only early access.

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