Moonshot AI has not officially announced or released Kimi K4, leaving trader sentiment anchored in unconfirmed rumors of a 5-6 trillion parameter successor to the 2.8-trillion-parameter Kimi K3 flagship launched in July 2026. Recent reports highlight ongoing GPU procurement for next-generation training amid U.S. export controls, while the company targets $2 billion in annual revenue and plans a Kimi K3.1 update with enhanced long-task agent capabilities for mid-October release. Competitive dynamics in China's LLM space, including post-training optimizations and open-weights licensing, add uncertainty, as historical release patterns favor incremental point updates over major leaps. Key upcoming catalysts include any official K3.1 benchmarks or statements on compute scaling that could clarify timelines for a full K4.