not much happened today

**OpenAI** teased a *Memory update in ChatGPT* with limited technical details. Evidence suggests upcoming releases of **o3** and **o4-mini** models, alongside a press leak about **GPT-4.1**. **X.ai** launched the **Grok 3** and **Grok 3 mini** APIs, confirmed as **o1** level models. Discussions compared **Google's TPUv7** with **Nvidia's GB200**, highlighting TPUv7's specs like **4,614 TFLOP/s FP8 performance**, **192 GB HBM**, and **1.2 Tbps ICI bandwidth**. TPUv7 may have pivoted from training to inference chip use. Key AI events include **Google Cloud Next 2025** and **Samsung's Gemini-powered Ballie robot**. The community is invited to participate in the **AI Engineer World's Fair 2025** and the 2025 State of AI Engineering survey.