# Deepseek open-sources the inference engine that powers its fastest and cheapest AI model

**Published:** October 20, 2026
**Author:** Matthias Bastian
**Source:** The Decoder
**Language:** en-US
**HTML:** https://aiqazaqstan.com/en/articles/deepseek-open-sources-the-inference-engine-that-powers-its-fastest-and-c

Deepseek is open-sourcing DeepInfer, the inference framework behind its fast V4.1-Flash model. The vLLM-based system cuts compute costs and energy use when running AI models. The release adds more pricing pressure on Western providers like OpenAI and Anthropic. The article…

> From the original source: **The Decoder**
> [Read full article at The Decoder](https://the-decoder.com/deepseek-open-sources-the-inference-engine-that-powers-its-fastest-and-cheapest-ai-model/)

**Tags:** #OpenAI #Anthropic #DeepSeek

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