January 2026 AI News Archive

Retiring GPT-4o, GPT-4.1, GPT-4.1 mini, and OpenAI o4-mini in ChatGPT

On February 13, 2026, alongside the previously announced retirement⁠ of GPT‑5 (Instant, Thinking, and Pro), we will retire GPT‑4o, GPT‑4.1, GPT‑4.1 mini, and OpenAI o4-mini from ChatGPT. In the API, there are no changes…

We Got Claude to Build CUDA Kernels and teach open models!

Unlocking Agentic RL Training for GPT-OSS: A Practical Retrospective

AssetOpsBench: Bridging the Gap Between AI Agent Benchmarks and Industrial Reality

One Year Since the “DeepSeek Moment”

Introducing ChatGPT Go, now available worldwide

ChatGPT Go is now available worldwide, offering expanded access to GPT-5.2 Instant, higher usage limits, and longer memory—making advanced AI more affordable globally.