kimi k3.1 pro built the best paris for $6. the cheapest one cost 78 cents four ai models, one prompt: build the arc de triomphe at sunset in pure three.js code cost #1 deepseek v4.1 flash – $0.78 #2 kimi k3.1 pro – $6.06 #3 glm 5.3 prime – $7.36 #4 qwen 3.8 max – $8.88 • kimi – sculpted reliefs, a full city skyline, the fastest build • deepseek – 8x cheaper than kimi and almost as good • qwen – the most expensive and still not the best is 8x the price worth the detail?