DeepSeek unveils V4 lineup as open source flagship with expanded reasoning capabilities
DeepSeek on Friday published preview builds of its new V4 family of open source artificial intelligence models. The company introduced two variants - DeepSeek-V4-Pro, a 1.6 trillion-parameter model, and DeepSeek-V4-Flash, a lighter 284 billion-parameter version - and said its top-tier V4-Pro-Max shows advanced performance on coding and reasoning be…