Claude Code Anniversary + Launches from: Qwen 3.5, Cursor Demos, Cognition Devin 2.2, Inception Mercury 2

**Alibaba** launched the **Qwen 3.5 Medium Model Series** featuring models like **Qwen3.5-Flash**, **Qwen3.5-35B-A3B (MoE)**, and **Qwen3.5-122B-A10B (MoE)** emphasizing efficiency over scale with innovations like **1M context** and INT4 quantization. **OpenAI** released **GPT-5.3-Codex** via the **Responses API** with enhanced file input support and faster web socket-based throughput. **Anthropic** introduced **Claude Code Remote Control** enabling terminal session continuation from mobile and expanded enterprise workflow features. **Cursor** shifted UX to agent demo videos instead of diffs, highlighting new interaction modes.