Billionaire Chase Coleman runs a hedge fund that crushed the S&P 500 over the last three years; he currently has 20% of his portfolio invested in Alphabet and Microsoft. Alphabet has reasserted itself ...

OpenAI just launched GPT 5.4 mini and nano models which are now live in the API, Codex, and ChatGPT with improved coding capabilities.

OpenAI’s GPT-5.4 mini and nano models cut costs and latency while staying close to flagship performance, giving developers faster AI options for real-time apps without sacrificing core capabilities.

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