Refinitiv reported a senior Iranian official said Tehran would welcome resuming diplomatic contacts if the US takes concrete action.

At a Shanghai conference on Sept. 22 on boosting high‑quality development of the nuclear sector and strengthening nuclear safety, China Shipbuilding Power Group unveiled the domestically developed "Hechai‑1" 6 MW‑class nuclear emergency diesel generator set and opened the CSSC Hudong Heavy Machinery Nuclear Power Service Center. The group said the rollout signifies China has fully mastered autonomous design, R&D and manufacturing core technologies for this class of units, addressing a prior gap in domestic high‑power emergency power equipment for nuclear plants.

Claude Opus 5.5發佈並登頂Artificial Analysis綜合智能指數，標準API價格下調20%；OpenAI同步推出GPT-6 Sol與Luna，標準API定價較上代約減半。應用端，千問手機智能方案開啓公測，混元圖像3.5的2K生圖定價爲每張0.15元，OpenRouter上線批處理折扣。模型脈搏追蹤用量榜換位、新旗艦推理檔位與雙模型實際任務成本。