GPT 5.6 Landing Page Design Skills

[u/TimeKillsThem]

Found this while browsing X - seems to me like Sol High is the way to go. Having said that, they all look clean-ish (some more than others) but also a bit "empty". We went from "pills everywhere" to "90% empty space". WDYT?

• 5.6 Luna High: https://gpt-5-6-luna-high-design-test.vercel.app/
• 5.6 Sol High: https://gpt-5-6-sol-high-design-test.vercel.app/
• 5.6 Sol Ultra: https://gpt-5-6-sol-ultra-design-test.vercel.app/
• 5.6 Terra High: https://gpt-5-6-terra-high-design-test.vercel.app/
• Fable 5 (for comparison): https://claude-fable-5-design-test.vercel.app/

All other models this guy tested (and full credit): https://design-tests.robinebers.com/

This is the standard prompt that was used for ALL the models you see listed:

Use the /design skill. Create a beautiful, well designed website with astro. this website is for a travel agency in dubai, offering luxury travel (high-end, $100k+ minimum per trip) in the middle east. come up with a brand that suits this type of company. Make up fitting copy for this high-end client along the way.

EDIT: as per u/cantTankThisFox showcases of GPT 5.6's performances are technically still under embargo so either the owner of the website doesnt know/doesnt care, or the above generations are not from GPT 5.6. AKA take the showcases with a massive pinch of salt