GPT-5.5 is here. So is DeepSeek V4. And honestly, I am tired of version numbers.

Yesterday OpenAI dropped GPT-5.5. Today DeepSeek launched the V4 preview. Two days, two "biggest model ever" announcements. I have a spreadsheet somewhere tracking all these releases. I stopped updating it around GPT-4.5 because I realized something: the version numbers stopped meaning anything to me. Let me get the news stuff out of the way first. OpenAI GPT-5.5 dropped yesterday. Greg Brockman called it their "smartest and most intuitive model yet." It scores higher than Anthropic's Claude Opu