ChatGPT responds to GlazeGate + LMArena responds to Cohere

**OpenAI** faced backlash after a controversial ChatGPT update, leading to an official retraction admitting they "focused too much on short-term feedback." Researchers from **Cohere** published a paper criticizing **LMArena** for unfair practices favoring incumbents like **OpenAI**, **DeepMind**, **X.ai**, and **Meta AI Fair**. The **Qwen3 family** by **Alibaba** was released, featuring models up to **235B MoE**, supporting **119 languages** and trained on **36 trillion tokens**, with integration into **vLLM** and support in tools like **llama.cpp**. Meta announced the second round of **Llama Impact Grants** to promote open-source AI innovation. Discussions on AI Twitter highlighted concerns about leaderboard overfitting and fairness in model benchmarking, with notable commentary from **karpathy** and others.