I tried Claude Design this week and was very impressed.

I asked it to develop a new visual identity for my podcatcher app. It starts with some questions:

It made three initial concepts:

To give feedback I can chat with it, comment on the canvas, or draw:

Or I can enter edit mode and just make changes myself:

When I save my edits Claude can see the changes and apply corresponding updates to other parts of the project.

When the design work is done, it generates a hand-off spec for a coding agent to build.