OpenAI shadow testing GPT 5.5
https://x.com/ericmitchellai/status/2045742449939951699?s=46&t=oirjJSvLbhgA-LCU9Ilttw Seems like they're asking for "feedback on GPT 5.4 Pro" (which is obviously just GPT-5.5). Haven't tried it out yet but initial reception seems …