Claude DuetDuet mode
Two AIs. One better answer.
Ask once, get two answers — from Claude and from GPT — written side by side as you watch. Keep the one you like. It counts as one request.
Why two answers
Different models notice different things. When both agree, you can be more confident. When they disagree, you know where to look closer. And for writing, two drafts make your choice easy.
Best for
- Emails and messages where tone matters.
- Decisions: pros, cons and recommendations.
- Headlines, posts and cover letters.
- Second opinions on facts and explanations.
How it works
Switch the composer to Duet and send your question. Both answers stream in at the same time. Press Use this on the one you prefer; the chat continues from it, and the other stays visible.
Try it on a real task
- Get a second opinion from another AIDuet sends your question to Claude and GPT at the same time. Compare both answers and keep the one…Research
- Draft a reply to the email on screenOpen an email and ask for a reply. The assistant reads the thread and drafts a reply you can edit…Writing & email
- Write a cover letter for this postingOpen the job post and get a tailored cover letter that connects your experience to what they ask…Jobs & careers
- Turn an article into social postsOpen your article and get a set of posts for different networks, each in the right length and style.Creators & social
Questions
Does Duet cost two requests?
No, it counts as one.
Which models answer?
A Claude model and a GPT model. Versions can change as providers update them.
Can I continue with the answer I chose?
Yes. Follow-up questions use the answer you kept.
Hand off your next errand.
Try it with a free request. Pro unlocks unlimited agent tasks, Duet and research.