Chinese AI lab DeepSeek has launched two preview versions of its newest large language model, DeepSeek V4 , a much-awaited update to last year’s V3.2 model and the accompanying R1 reasoning model that took the AI world by storm . The company says both DeepSeek V4 Flash and V4 Pro are mixture-of-experts models with context windows of 1 million tokens each — enough to allow large codebases or documents to be used in prompts. The mixture-of-experts approach involves activating only a certain…
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