Same brief · four models

Pizzeria draft, side by side

One client brief, given word for word to four AI models. Every draft is unretouched, bugs included. Screenshots are below; open any draft to click through it yourself. The full write-up is on the blog.

GPT-6 Luna

Casa Rosetta

About 30 minutes to first push · about 1% of a weekly plan

Claude Haiku 5.5

Fiamma

About 12 minutes to first push · about 3% of a weekly plan

Grok 4.7

Casa Lume

About 30 minutes · $5.36 in API model usage, plus media

GPT-6.1 Sol

Casa Bellina

Stopped unfinished at 74 minutes · about $11 in API usage

Homepage, desktop

Casa Rosetta (GPT-6 Luna): homepage, desktop
GPT-6 Luna
Fiamma (Claude Haiku 5.5): homepage, desktop
Claude Haiku 5.5
Casa Lume (Grok 4.7): homepage, desktop
Grok 4.7
Casa Bellina (GPT-6.1 Sol): homepage, desktop
GPT-6.1 Sol

Homepage, phone

Casa Rosetta (GPT-6 Luna): homepage, phone
GPT-6 Luna
Fiamma (Claude Haiku 5.5): homepage, phone
Claude Haiku 5.5
Casa Lume (Grok 4.7): homepage, phone
Grok 4.7
Casa Bellina (GPT-6.1 Sol): homepage, phone
GPT-6.1 Sol

Menu

Casa Rosetta (GPT-6 Luna): menu
GPT-6 Luna
Fiamma (Claude Haiku 5.5): menu
Claude Haiku 5.5
Casa Lume (Grok 4.7): menu
Grok 4.7
Casa Bellina (GPT-6.1 Sol): menu
GPT-6.1 Sol

Third page

Casa Rosetta (GPT-6 Luna): our story
GPT-6 Luna · Our story
Fiamma (Claude Haiku 5.5): app
Claude Haiku 5.5 · App
Casa Lume (Grok 4.7): visit & app
Grok 4.7 · Visit & app
Casa Bellina (GPT-6.1 Sol): our story
GPT-6.1 Sol · Our story