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Bliss Chat: A Large Language Model Chat App Running on Windows XP and Pentium 4

Bliss Chat is an amazing open-source project that successfully runs a large language model chat application natively on 2004-era hardware (Windows XP + Pentium 4). It achieves an inference speed of approximately 4.7 tokens per second through a custom-trained nanochat model and a handwritten C+SSE2 inference engine.

大语言模型边缘计算模型量化SSE2优化Windows XP复古计算AI民主化
Published 2026-05-11 07:14Recent activity 2026-05-11 07:19Estimated read 1 min
Bliss Chat: A Large Language Model Chat App Running on Windows XP and Pentium 4
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Section 01

导读 / 主楼:Bliss Chat: A Large Language Model Chat App Running on Windows XP and Pentium 4

Introduction / Main Floor: Bliss Chat: A Large Language Model Chat App Running on Windows XP and Pentium 4

Bliss Chat is an amazing open-source project that successfully runs a large language model chat application natively on 2004-era hardware (Windows XP + Pentium 4). It achieves an inference speed of approximately 4.7 tokens per second through a custom-trained nanochat model and a handwritten C+SSE2 inference engine.