I tested GPT-5.4 thinking, and it gave me great answers (until I dove deeper)

I tested GPT-5.4 Thinking, and it gave me great answers (until I dove deeper) ...

OpenAI's GPT-5.4 mini and nano launch - with near flagship performance at much lower cost

OpenAI's GPT-5.4 mini and nano launch - with near flagship performance at much lower cost ...

OpenAI releases GPT-5.4 mini and nano, its ‘most capable small models yet’

OpenAI continues to ship new models with the release of GPT-5.4 mini and nano, its “most capable small models yet.” ChatGPT users can start using GPT-5.4 mini today. These flavors of GPT-5.4 are ...