Developer details KDA serving infrastructure for Kimi K3
A developer published a design and implementation guide for a lightweight, CPU-reproducible KDA serving infrastructure modeled on Kimi K3. The article covers a unified page pool, dual-granularity prefix caching, speculative decoding, KDA context parallelism, fleet scheduling, component data flows, and runnable Gradio demos. It also compares the project's prefix-cache semantics with SGLang and vLLM.
The article provides concrete code and architecture for serving Kimi Delta Attention models, including solutions for prefix reuse, speculative decoding rollback, and context parallelism, while also offering CPU-runnable demonstrations.
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#Kimi K3#Kimi Delta Attention (KDA)#KDA Serving Infrastructure#KDA Context Parallel (KCP)#SGLang#vLLM