small news items

**OpenAI** announced plans for **GPT-4.5 (Orion)** and **GPT-5**, with GPT-5 integrating the **o3** model and offering unlimited chat access in the free tier. **DeepSeek R1 Distilled Qwen 1.5B** outperforms OpenAI's **o1-preview** on math benchmarks, while **ModernBERT 0.3b** surpasses **Qwen 0.5b** at MMLU without fine-tuning. **Mistral** and **Perplexity** adopt **Cerebras** hardware for 10x performance gains. OpenAI's **o3** model won a gold medal at the 2024 International Olympiad in Informatics. Partnerships include **Qwen** with **Groq**. Significant RLHF activity is noted in Nigeria and the global south, and **Bytedance** is expected to rise in AI prominence soon. *"GPT5 is all you need."*