DeepSeek releases V4.1 Flash 1017 with CED architecture and native image understanding

DeepSeek: DeepSeek v4.1 Flash 1017

DeepSeek V4.1 Flash 1017 is a model snapshot dated October 17, 2026, served by DeepSeek under the API model name deepseek-flash. It uses a CED architecture and native image understanding, and cuts cache memory to roughly a quarter of the previous generation.

Why it matters: The snapshot cuts cache memory to about a quarter of the previous generation, lowering cache overhead for multi-step agent tasks.