** Shares of Nvidia NVDA.O fall 2.2% to $191.30 premarket

** Chinese startup DeepSeek is developing its own AI chip, Reuters reports, citing three people familiar with the matter

** The move can reduce its reliance on Nvidia and Huawei chips, which it has depended on to train and run its globally popular models

** Chip is designed for inference — the ‌stage of AI computing in which a trained model generates responses for users — rather than for training new models - report

** Up to last close, shares up about 4.9% this year