OpenAI just rolled out a major update to ChatGPT, quietly releasing three new models (o3, o4-mini, and o4-mini-high) that offer the most advanced reasoning capabilities the company has ever shipped. You’ll see o3 in ChatGPT Pro and Team plans; o4-mini and o4-mini-high are running across ChatGPT Plus, with o4-mini available even to free users. The naming conventions may be opaque, but the takeaway is clear: OpenAI is moving faster and getting smarter. Continue Reading →