OpenAI staff welcome GPT-6 Sol and Luna release

Romain Huet @romainhuetOriginally posted 2026.09.23

Open original on X

Hello GPT-6 Sol and GPT-6 Luna! ☀️🌖 Better at coding and computer use, so you can build more capable apps and agents. Half the token price of GPT-5.6, and even cheaper per task!

This post quotes another post: “OpenAI releases GPT-6 Sol and Luna with 50% lower API prices”