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Why is the whole world starting to kiss up to Flash models?
Just now, DeepSeek officially released the DeepSeek V4.1 Flash model. It is already fully available on the official website, the app, and the API.
As the smallest model in DeepSeek’s new-generation architecture family, V4.1 Flash does not simply continue the path of scaling model size. Instead, it reworks how large models run across architecture design, cache management, and the inference pipeline, and it comes with native multimodal visual understanding.
According to the company, DeepSeek V4.1 Flash aims to raise the model’s capability ceiling, inference speed, and throughput at the same time, while also laying a new technical foundation for scaling to even larger models later.
The most closely watched point: DeepSeek V4.1 Flash is a 552B-parameter MoE model, but a new compute architecture sharply reduces the actual cost of inference.
