Beijing

BAHAMAS

Beijing

BAHAMAS

2025

BUILT

Build A Box

Build A Box

A house system you can use yourself.

“AI here is a tool for intelligent design. It is not meant to replace design.”

Modular housing

AI

Digital

Modular housing

Digital

AI

Who

Lester Cox · Build A Box House · modular housing, sold between Beijing and the Bahama

He asked for

One document — the brief for a design competition his company wanted to host

What was wrong

The renders kept drifting back toward shipping containers. No shared definition of what made a house a Build A Box house.

What he had · his own drawing · april 2025

The move

So the job changed. Not a better document — a definition the house could be built from.

Before

A sketch

A sketch

Nine days of argument

Nine days of argument

Five versions

Five versions

One accepted picture

One accepted picture

His own sketch · april 2025

v01 — “plain old boring square boxes”

v02 — “the boxes are not containers”

v05 — accepted, 27 april

AFTER

A sentence

A sentence

The Four Rules

The Four Rules

A House, In Seconds

A House, In Seconds

off-grid, dry grass

street level, shopfront

two storeys, in the trees

a pair, sharing a court

Four of his complaints became
the DNA of every house.

Four of his complaints became the DNA of every house.

His words, in order · “the boxes are not containers” · “we need buildings that stand as tall as A frames” · “add a band or accent that makes the roof taller” · “there is no diversity in the materials”

His words, in order · “the boxes are not containers” · “we need buildings that stand as tall as A frames” · “add a band or accent that makes the roof taller” · “there is no diversity in the materials”

01 Not a container — Every test had to answer one question first — does this read as a house?

02 Taller than wide — Vertical proportion, not a pitched roof, is what gives it presence.

03 Flat roof, projecting — The roof stopped being a lid and became the building’s strongest shadow.

04 Concrete, timber, glass — One vocabulary, many finishes — variation without a new style every time.

01 In construction, and inside

Same kit every time → the rules are constructional, not cosmetic

Deep-set opening → the projecting roof becomes the window’s shade

02 When many of them stand together

In a line → they hold as a street

Around a shared middle → a cluster

At settlement scale → a micro-village

03 Under an instruction it was never given a picture for

A yellow patch returns a window · a shape drawn over the sky returns a storey

We did not build the model.
We built the rules it obeys.

We did not build the model. We built the rules it obeys.

House language

Rules

Prompt

Generator

Generator

A new house

A new house

unmistakably taller than wide, a grounded yet lofty structure that mimics the stature of a hip-roofed home, without its slope. Crafted in warm concrete and vertical wood claddingthe flat roof extends confidently forward like a sculpted browevery iteration uses concrete, wood, and glass as primary materials

We did not make the next Build A Box house. We made it possible for someone else to make one.

“Tanishq is an incredible artist and organizer. He did an incredible job.”

Lester Cox

THE CLIENT

Have an idea that gets harder the closer it gets to reality?

Build Rare.
Build Rare.
The people capable of imagining better futures shouldn’t have to wait for permission to build them.