not much happened today

**Tencent's Hunyuan-Turbos** has risen to #8 on the LMArena leaderboard, showing strong performance across major categories and significant improvement since February. The **Qwen3 model family**, especially the **Qwen3 235B-A22B (Reasoning)** model, is noted for its intelligence and efficient parameter usage. **OpenAI** introduced **HealthBench**, a new health evaluation benchmark developed with input from over **250 physicians**, where models like **o3**, **GPT-4.1 nano**, and **Grok 3** showed strong results. **ByteDance** released **Seed1.5-VL**, a vision-language model with a 532M-parameter vision encoder and a 20B active parameter MoE LLM, achieving state-of-the-art results on 38 public benchmarks. In vision-language, **Kling 2.0** leads image-to-video generation, and **Gemini 2.5 Pro** excels in video understanding with advanced multimodal capabilities. Meta's Vision-Language-Action framework and updates on VLMs for 2025 were also highlighted.