DeepSeek V4: Million-Token Context That Actually Works

DeepSeek V4: Million-Token Context That Actually Works Most long-context models are benchmarks in search of a use case. DeepSeek V4 flips the script—it delivers 1 million tokens not as a spec-sheet checkbox, but as an operational reality you can actually deploy. The breakthrough is not just the context length. It is how they got there without torching your inference budget. The KV Cache Problem Nobody Talks About Everyone wants to brag about context windows. Few mention that a naive 1M token imp