detailed overview of the DeepSeek-V3.2 large language model, positioning it as an open-weight solution specifically engineered for agentic workloads. Its key architectural innovation is DeepSeek Sparse Attention (DSA), which efficiently manages extremely long 128K context windows by only attending to a small, relevant subset of tokens, dramatically reducing computational costs from O(L²) to O(L·k). The model also relies on scaled reinforcement learning and extensive agentic task synthesis to enhance reasoning and generalization, addressing historical weaknesses in open models regarding robust agent behavior. Operationally, the model is designed to be economically disruptive, with its release tied to 50%+ API price cuts, enabling developers to run complex, long-horizon agent loops that were previously too expensive.