not much happened today

**Anthropic** expanded the "background agent" UX with **Claude Cowork** for mobile and web, emphasizing task-running background teammates. They also extended access to **Claude Fable 5** on paid plans. The concept of a **harness** in agent design gained traction, highlighted by Lilian Weng and echoed by **LangChain** with a new **Deep Agents** course and open-source project. **Google**'s **Gemini API Managed Agents** introduced features like background execution and custom function calling. Operator-facing agent infrastructure saw updates from **Codex Mobile iOS**, **Hermes Agent** with **1Password** integration, and **Weaviate 1.38** enabling runtime-gated write access. Experimentation with human-in-the-loop control via phone/SMS was noted. In model releases, **Meta AI** launched **Muse Image** and previewed **Muse Video**, featuring an agentic generation loop with planning, web search, and self-refinement, achieving top ranks on Image and Video Arena. **NVIDIA** released **Audex**, a 30B parameter MoE model with 1M context for unified text and audio tasks.