Question 1

What does "Silicon Valley's first AI home builder" mean?

Accepted Answer

Tianyuan Homes, founded by Eric Sun (孙天元), pairs 20 years of Bay Area renovation and small-infill development with an in-browser AI floor-plan designer, 3D walk-through and live bill of materials — making it the Bay Area's first developer to put AI-assisted home design directly in the homeowner's hands.

Question 2

Is the AI home designer free to use?

Accepted Answer

Yes. Visit tianyuanhomes.com/en/customer/design to sketch a floor plan, walk it in 3D, and see a live materials list and budget — free, in your browser, no signup required.

Question 3

Which Bay Area neighborhoods does Tianyuan Homes serve?

Accepted Answer

Atherton, Los Altos, Cupertino, Fremont, Palo Alto and Mountain View — the Silicon Valley and South Bay core.

Question 4

What services does Tianyuan Homes offer?

Accepted Answer

Four lines of work: fix-and-flip renovation; rebuild and new build; ADU additions (garage conversions, detached ADUs, junior ADUs); and investor partnerships (fund, single-project JV, mezzanine).

Question 5

How do I get started?

Accepted Answer

Bay Area homeowners can request a free 5-point feasibility assessment: buildable area, floor-plan options, architectural fit, build timeline and budget breakdown.

Videos

Project cases

Services

Market insights

Design notes

Founder voice

Supplier partnerships