https://cubxxw.com/projects/ Tech blog by Xinwei Xiong — AI Builder, open source contributor and digital nomad sharing Kubernetes, Go, AI projects and travel. https://cubxxw.com/assets/og-image.png https://cubxxw.com/ Hugo -- gohugo.io en-us https://cubxxw.com/projects/mem0/ Fri, 09 May 2025 21:33:46 +0800 Sat, 11 Jul 2026 08:22:51 +0800 熊鑫伟 (Xinwei Xiong) https://cubxxw.com/projects/mem0/ Deep dive into Mem0, the open-source AI memory layer: LLM-based extraction, vector plus graph database architecture, add/search operations, and limits. AI Open Source Project Learning https://cubxxw.com/projects/ai-recommend/ Wed, 23 Apr 2025 10:39:04 +0800 Sat, 11 Jul 2026 08:22:51 +0800 熊鑫伟 (Xinwei Xiong) https://cubxxw.com/projects/ai-recommend/ Exploring AI-powered recommendation systems and how to build personalized content discovery engines. AI Open Source https://cubxxw.com/projects/notebooklm/ Mon, 21 Apr 2025 22:59:57 +0800 Sat, 11 Jul 2026 08:22:51 +0800 熊鑫伟 (Xinwei Xiong) https://cubxxw.com/projects/notebooklm/ Exploring Google NotebookLM as an AI-powered research and note-taking assistant. AI Open Source https://cubxxw.com/projects/tdd/ Mon, 21 Apr 2025 15:52:34 +0800 Sat, 11 Jul 2026 08:22:51 +0800 熊鑫伟 (Xinwei Xiong) https://cubxxw.com/projects/tdd/ Applying Test-Driven Development principles to AI and LLM application development. AI Open Source https://cubxxw.com/projects/markitdown/ Mon, 21 Apr 2025 15:41:21 +0800 Sat, 11 Jul 2026 08:22:51 +0800 熊鑫伟 (Xinwei Xiong) https://cubxxw.com/projects/markitdown/ Learn how to install and use Microsoft MarkItDown to convert PDF, Word, Excel, and 15+ file formats to Markdown for LLM and RAG pipelines, with code examples. AI Open Source Python LLM RAG https://cubxxw.com/projects/langgraph/ Sat, 19 Apr 2025 15:19:20 +0800 Sat, 11 Jul 2026 08:22:51 +0800 熊鑫伟 (Xinwei Xiong) https://cubxxw.com/projects/langgraph/ Learn LangGraph architecture: how StateGraph, nodes, edges, and checkpointing power stateful multi-agent LLM workflows, plus how it differs from LangChain. AI Open Source Project Learning https://cubxxw.com/projects/langchain/ Wed, 16 Apr 2025 17:36:45 +0800 Sat, 11 Jul 2026 08:22:51 +0800 熊鑫伟 (Xinwei Xiong) https://cubxxw.com/projects/langchain/ A practical guide to building LLM applications with LangChain — chains, agents, RAG, and the LangChain 1.0 create_agent + middleware model — with hands-on quick-start cases, 2025–2026 frontier updates, and common interview questions. AI Open Source LangChain Agent RAG https://cubxxw.com/projects/ai-gateway/ Wed, 16 Apr 2025 17:36:12 +0800 Sat, 11 Jul 2026 08:22:51 +0800 熊鑫伟 (Xinwei Xiong) https://cubxxw.com/projects/ai-gateway/ A deep dive into AI gateway architecture for managing LLM API traffic, rate limiting, and multi-model routing. AI Open Source https://cubxxw.com/projects/independent-developer/ Tue, 15 Apr 2025 20:53:12 +0800 Sat, 11 Jul 2026 08:22:51 +0800 熊鑫伟 (Xinwei Xiong) https://cubxxw.com/projects/independent-developer/ Reflections on the journey of becoming an independent developer in the AI era. AI Open Source https://cubxxw.com/projects/gpt-researcher/ Mon, 14 Apr 2025 16:17:27 +0800 Sat, 11 Jul 2026 08:22:51 +0800 熊鑫伟 (Xinwei Xiong) https://cubxxw.com/projects/gpt-researcher/ GPT Researcher is an open source AI agent that turns 20+ web sources into 2,000+ word research reports in minutes. Learn its architecture, setup, and cost. AI Open Source Project Learning https://cubxxw.com/projects/jina/ Sat, 12 Apr 2025 13:01:59 +0800 Sat, 11 Jul 2026 08:22:51 +0800 熊鑫伟 (Xinwei Xiong) https://cubxxw.com/projects/jina/ Exploring Jina AI's multimodal embedding and search infrastructure for production AI applications. AI Open Source