Qwen-Image 2.0 and Seedance 2.0

**OpenAI** advances its Responses API for multi-hour agent workflows with features like **server-side compaction**, **hosted containers**, and **Skills API**, alongside upgrading **Deep Research** to **GPT-5.2** and adding connectors. Discussions around sandbox design highlight a shift towards **sandbox-as-a-tool** architectures, with **LangChain** enhancing its **deepagents v0.4** with pluggable sandbox backends. Coding agent UX evolves with multi-model orchestration involving **Claude Opus 4.6**, **GPT-5.3-Codex**, and **Gemini 3 Pro**. **EntireHQ** raised **$60M seed** funding for a Git-compatible database capturing code intent and agent context. In model releases, **Alibaba Qwen** launched **Qwen-Image-2.0** emphasizing **2K resolution** and **1K-token prompts** for unified generation and editing. ByteDance's **Seedance 2.0** marks a significant leap in text-to-video quality, while **Moonshot's Kimi** introduces an **Agent Swarm** with up to **100 sub-agents** and **4.5× faster** parallel execution.