TMTPOST — DeepSeek’s web platform and app began displaying “server temporarily unavailable” messages after 8 a.m. Beijing time on October 15. According to the company’s official status page, the chat service and DeepSeek V4.1 Flash API experienced partial interruptions, accompanied by degraded web and API performance. The technical team is investigating the issue and has indicated that the cause has been identified and fixes are being implemented. No estimated recovery time has been announced.