DeepSeek Open-Sources DeepInfer, the Production Inference Engine Behind V4.1-Flash

DeepSeek has released DeepInfer, the high-performance inference framework that powers its large-scale production AI services, under the Apache 2.0 open-source license on GitHub. The company published the framework on October 20, 2026, aiming to help developers lower compute costs and energy consumption while running large AI models at scale.