DeepSeek V4 report shows multiple R&D staff departures

The 58-page technical report for DeepSeek V4 has drawn attention after its nearly 300-person research and engineering author list showed 10 contributors marked as having left the company. National Business Daily said at least five core R&D members have departed since the second half of 2025, covering areas including base models, reasoning, OCR, and multimodal research. [ National Business Daily , in Chinese]