1
Fidx – local semantic search in one SQLite file, no LLM at query
用SQLite实现本地语义搜索，查询时无需大模型，轻量高效的开源方案。
Article URL: https://github.com/williamliu-ai/fidx Comments URL: https://news.ycombinator.com/item?id=48791740 Points: 1 # Comments: 0
2
AI Agents Don't Need More Memory. They Need Governed Recall.
这篇文章颠覆了AI代理记忆的主流认知，指出关键不在于容量，而在于权限和语义检索的受控召回。
Most AI Agent Memory discussions start from the same assumption: If the agent forgets, give it more memory. More chat history. More retrieved document…
3
Show HN: Omni – Local-first multimodal file search on macOS
macOS本地优先的多模态文件搜索，支持中英日等多语言语义匹配，无需关键词，扫描页面也能搜。
Finally made something I've always wanted, using the model we built. • SOTA omni embedding model, fully local, indexes text, PDF, image, audio, and vi…
4
Show HN: Zatron – Encrypted semantic search, 98% quality, 8x faster than FHE
加密语义搜索新突破，质量高达98%，速度比全同态加密快8倍，完全开源。
Article URL: https://github.com/zahraarmantech/ZATRON Comments URL: https://news.ycombinator.com/item?id=48356184 Points: 1 # Comments: 0
5
Experimenting with graph-based semantic memory for AI agents
开源AI代理图语义记忆项目，整合SQLite、llama.cpp、BGE-M3等，30秒可安装体验。
Article URL: https://github.com/AEndrix03/Graft Comments URL: https://news.ycombinator.com/item?id=48216282 Points: 4 # Comments: 0
6
Ask HN: Is there a good code intelligence MCP server yet?
Hacker News 热帖：社区正在寻找成熟的代码智能 MCP 服务器，讨论当前碎片化现状与候选方案。
I'm looking for a good code intelligence MCP server (semantic search, symbol lookup, call graphs, etc.) to pair with an AI coding agent. The idea is t…
7
Introducing text and code embeddings
OpenAI 推出文本与代码嵌入新端点，轻松实现语义搜索、聚类等高级 NLP 任务。
We are introducing embeddings, a new endpoint in the OpenAI API that makes it easy to perform natural language and code tasks like semantic search, cl…
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XSearch: Explainable Code Search via Concept-to-Code Alignment
XSearch通过概念到代码对齐实现可解释代码搜索，新方法提升语义检索的可解释性与泛化能力
arXiv:2605.16046v1 Announce Type: cross Abstract: Semantic code search has been widely adopted in both academia and industry. These approaches embed n…