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Welcome to Mooncake
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A KVCache-centric Disaggregated Architecture for LLM Serving.
:::Mooncake is the serving platform for Kimi, a leading LLM service provided by Moonshot AI. Now both the Transfer Engine and Mooncake Store are open-sourced! This repository also hosts its technical report and the open sourced traces.
🔄 Updates
- May 9, 2025: NIXL officially supports Mooncake Transfer Engine as a backend plugin.
- May 8, 2025: Mooncake x LMCache unite to pioneer KVCache-centric LLM serving system.
- May 5, 2025: Supported by Mooncake Team, SGLang release guidance to deploy DeepSeek with PD Disaggregation on 96 H100 GPUs.
- Apr 22, 2025: LMCache officially supports Mooncake Store as a remote connector.
- Apr 10, 2025: SGLang officially supports Mooncake Transfer Engine for disaggregated prefilling and KV cache transfer.
- Mar 7, 2025: We open sourced the Mooncake Store, a distributed KVCache based on Transfer Engine. vLLM's xPyD disaggregated prefilling & decoding based on Mooncake Store will be released soon.
- Feb 25, 2025: Mooncake receives the Best Paper Award at FAST 2025!
- Feb 21, 2025: The updated traces used in our FAST'25 paper have been released.
- Dec 16, 2024: vLLM officially supports Mooncake Transfer Engine for disaggregated prefilling and KV cache transfer.
- Nov 28, 2024: We open sourced the Transfer Engine, the central component of Mooncake. We also provide two demonstrations of Transfer Engine: a P2P Store and vLLM integration.
- July 9, 2024: We open sourced the trace as a jsonl file.
- June 27, 2024: We present a series of Chinese blogs with more discussions on zhihu 1, 2, 3, 4.
- June 26, 2024: Initial technical report release.
Documentation
% How to start using Mooncake?
:::{toctree} :caption: Getting Started :maxdepth: 2
getting_started/build getting_started/quick-start getting_started/examples/lmcache-integration getting_started/examples/lmdeploy-integration-v0.9 getting_started/examples/sglang-integration-v1 getting_started/examples/vllm-integration/index :::
% Making the most out of Mooncake
:::{toctree} :caption: Performance :maxdepth: 1
performance/sglang-benchmark-results-v1 performance/vllm-benchmark-results-v0.2 performance/vllm-benchmark-results-v1 performance/allocator_benchmark_result.md :::
% API Documentation
:::{toctree} :caption: Python API Reference :maxdepth: 1
python-api-reference/mooncake-store python-api-reference/transfer-engine :::
% Explanation of Mooncake internals
:::{toctree} :caption: Design Documents :maxdepth: 1
design/architecture design/mooncake-store-preview design/p2p-store design/transfer-engine :::
:::{toctree} :caption: V1 Design Documents :maxdepth: 2
design/v1/torch_compile design/v1/prefix_caching design/v1/metrics :::
% Q&A for Mooncake
:::{toctree} :caption: Troubleshooting :maxdepth: 1
troubleshooting/error-code troubleshooting/troubleshooting :::