not much happened today

**Anthropic** announces a new CTO. Frontier coding agents see updates with **Claude Sonnet 4.5** showing strong cybersecurity and polished UX but trailing **GPT-5 Codex** in coding capability. **xAI Grok Code Fast** claims higher edit success at lower cost. **Google's Jules** coding agent launches a programmable API with CI/CD integration. **Qwen** clarifies its model taxonomy and API tiers. Vision/LM Arena rankings show a tight competition among **Claude Sonnet 4.5**, **Claude Opus 4.1**, **Gemini 2.5 Pro**, and OpenAI's latest models. In video generation, **Sora 2 Pro** leads App Store rankings with rapid iteration and a new creator ecosystem; early tests show it answers GPQA-style questions at 55% accuracy versus GPT-5's 72%. Video Arena adds new models like **Luma's Ray 3** and **Kling 2.5** for benchmarking. Multi-modal video+audio generation model **Ovi** (Veo-3-like) is released. Retrieval models include **ModernVBERT** from MIT with efficient image-text retrieval capabilities. *"Claude Sonnet 4.5 is basically the same as Opus 4.1 for coding"* and *"Jules is a programmable team member"* highlight key insights.