Alibaba Qwen Releases World Model: AgentWorld for Predict-then-Act AI Agents

Alibaba's Qwen team released Qwen-AgentWorld, a native language world model covering MCP, Search, Terminal, SWE, Web, OS, and Android. The core innovation is 'predict-then-act' — agents simulate actions before executing, reducing trial-and-error costs. Trained on 10M+ real interaction traces through CPT→SFT→RL pipeline. Achieved 58.71 on AgentWorldBench, surpassing GPT-5.4 (58.25) and Claude Opus 4.8. Fully open-source.