XCore Sigma
Chinese AI-infrastructure software company building compiler toolchains for heterogeneous domestic computing hardware.
Founded
2023Chinese AI-infrastructure software company building compiler toolchains for heterogeneous domestic computing hardware.
XCore Sigma, legally Zhongke Jiahe (Beijing) Technology Co., Ltd., is a Chinese AI-infrastructure software company founded in May 2023 out of the Compiler Laboratory at the Institute of Computing Technology, Chinese Academy of Sciences. Its products include an LLM inference optimization tool and a CUDA-compatible operator translation suite, built on compiler technology that lets AI workloads run across domestic Chinese CPU, GPU, and NPU hardware including Ascend, Cambricon, Sunway, and Loongson parts.
The company raised early backing from investors including CAS VC, Baidu Ventures, and Chenshan Capital before Zhipu AI (Z.ai) acquired a 60 percent equity stake for RMB 292 million in cash, a transaction its semi-annual report states was completed in June 2026. It continues to operate under its own brand and website.
Companies similar to XCore Sigma include Lingxin Intelligence, Axera Technology, Neuchips and Biren Technology.
XCore Sigma was founded in 2023.
XCore Sigma's headquarters is located in Beijing, CN.
XCore Sigma's most recent funding round was for CN¥292M (CNY) in July 2026.
As of Jul 17, 2026, XCore Sigma has raised a total of CN¥292M (CNY).
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