AI stacks by role and situation

What to set up for your role or situation: one pick per job, why, what it costs and when to add it, from our own setup.

Claude Code setup for a solo developer — for Software engineer and Founder: One person shipping a product with Claude Code, often with more than one agent at work.
One-person company: the no-code version — for Founder: One person with a product idea and no developer, who wants to be selling something this month.

Looking for what to use with one tool? Companions.