PolarKV

Distributed KVCache Pool backend for LLM inference. Supports SGLang and vLLM.

Installation

pip install polarkv

Build From Source

Build the native SDKs from the repository root first, then assemble the wheel here:

cd ..
./build.sh client

cd python
./build_whl.sh
pip install dist/polarkv-*.whl

Usage

SGLang

--hicache-storage-backend dynamic \
--hicache-storage-backend-extra-config '{"backend_name": "polarkv", \
    "module_path": "polarkv.adapters.sglang", \
    "class_name": "PolarKVCache", \
    "polarkv_config_file":"/path/to/config.yaml", \
    "interface_v1":1 \
}'

vLLM

--kv-transfer-config '{"kv_connector": "PolarKVCache", \
    "kv_role": "kv_both", \
    "kv_connector_module_path": "polarkv.adapters.vllm", \
    "kv_connector_extra_config": {"config_file":"/path/to/config.yaml"} \
}'

Metadata

Release files for polarkv 1.1.0

For a detailed explanation of source distributions (sdists) and built distributions (wheels), please see the package formats documentation.

Built distribution (wheel)

Table of built distributions (wheels) for polarkv 1.1.0
File	Interpreter	ABI	Platform	Reset
polarkv-1.1.0-py3-none-any.whl 1.2 MB Mar 27, 2026 Without provenance	Python 3	none	any	Details

Release files / polarkv-1.1.0-py3-none-any.whl

Download URL	polarkv-1.1.0-py3-none-any.whl
Size	1.2 MB
Tags	Python 3
SHA-256 checksum How to use checksums	`4a91db52ded2b535c74911beaeb93fe65a5afca6d27ae7677984cf6a92419da4`
BLAKE2b-256 checksum How to use checksums	`e94611f04bfecb9cc5b0492cdfb6c3f0d95465e76eb042dbbbaa62fbcd825b61`
Upload date	Mar 27, 2026
Uploaded using Trusted Publishing? What is trusted publishing?	No
Uploaded via	`twine/6.2.0 CPython/3.12.12`

Security for polarkv 1.1.0

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