[AINews] OpenAI launches GPT 5.6 Sol/Terra/Luna, Codex becomes ChatGPT superapp A big day for OpenAI. On any other day, the launch of a surprisingly good/competitive Muse Spark 1.1 from Meta Superintelligence Labs, including, for the first time, in the Meta Model API (signaling high confidence for broad usage and third party testing which is bearing out in their sister models), would deserve title story status, but they had the misfortune of going up against a mainline frontier model launch: As previewed a couple weeks ago before government approval, 5.6 comes in three new sizes, Sol, Terra an