not much happened today

**Meta** released **MobileLLM-R1**, a sub-1B parameter reasoning model family on Hugging Face with strong small-model math accuracy, trained on 4.2T tokens. **Alibaba** introduced **Qwen3-Next-80B-A3B** with hybrid attention, 256k context window, and improved long-horizon memory, priced competitively on Alibaba Cloud. **Meta AI FAIR** fixed a benchmark bug in SWE-Bench affecting agent evaluation. LiveMCP-101 benchmark shows frontier models like **GPT-5** underperform on complex tasks with common failure modes cataloged. OpenAI highlights hallucination issues due to benchmark incentives, proposing calibration improvements. Community demos and tooling updates continue to evolve.