Here's your daily roundup of the most relevant AI and ML news for January 18, 2026. Today's digest includes 5 security-focused stories. Click through to read the full articles from our curated sources.
Security & Safety
1. Show HN: Built my portfolio in one Claude Code session – 145 repos, AI chat
Teacher by day, vibe coder by night. Built this portfolio in a single Claude Code session.Features: - Terminal aesthetic UI - AI chat that knows my 145 repos (Groq/Llama 3.3) - Searchable by vertical - Live GitHub activity feed - Stripe paymentsTech: Astro, Cloudflare Pages, Tailwind, TypeScriptV...
Source: Hacker News - ML Security | 4 hours ago
2. Show HN: PolyMCP – build MCP servers & AI agents in Python or TypeScript
What if you could build MCP (Model Context Protocol) servers and AI agents in Python and TypeScript with the same patterns and APIs? Now you can.PolyMCP lets you: • Expose tools quickly over HTTP, in-process, or stdio, in either language. • Debug and monitor tool calls in real time with an inte...
Source: Hacker News - ML Security | 1 hours ago
3. Show HN: I'm selling AI medical bill review for $1 and still making 60x
Warning still a WIP,I work in big tech where we have access to AI for everything, and it surprises me how cheap certain use cases actually are. I wanted to build a site that lets folks pay a dollar and use frontier models or agents without tracking or ads, yanno just paying money and getting a se...
Source: Hacker News - ML Security | 1 hours ago
4. Show HN: Free crypto liquidation tracker I built with AI
I'm 65, I got into crypto trading, kept getting liquidated. Built this tool to track liquidation clusters across Binance/Bybit/OKX/Hyperliquid. Shows real-time heatmaps, funding rates, open interest. Built entirely with Claude AI despite being dyslexic and having zero coding background....
Source: Hacker News - ML Security | 3 hours ago
5. AI Contributions to Erdős Problems
Article URL: https://github.com/teorth/erdosproblems/wiki/AI-contributions-to-Erd%C5%91s-problems Comments URL: https://news.ycombinator.com/item?id=46673128 Points: 1
Comments: 0
Source: Hacker News - ML Security | just now
Tech & Development
6. Writing an LLM from scratch, part 31 – the models are now on Hugging Face
Article URL: https://www.gilesthomas.com/2026/01/llm-from-scratch-31-models-on-hugging-face Comments URL: https://news.ycombinator.com/item?id=46672128 Points: 1
Comments: 0
Source: Hacker News - AI | 2 hours ago
7. Show HN: Nvidia's CUDA libraries are generic and not optimized for LLM inference
Article URL: https://github.com/Venkat2811/yali Comments URL: https://news.ycombinator.com/item?id=46671252 Points: 1
Comments: 1
Source: Hacker News - AI | 4 hours ago
8. LLM Pareto Frontier
Article URL: https://michaelshi.me/pareto/ Comments URL: https://news.ycombinator.com/item?id=46671499 Points: 4
Comments: 2
Source: Hacker News - AI | 3 hours ago
About This Digest
This digest is automatically curated from leading AI and tech news sources, filtered for relevance to AI security and the ML ecosystem. Stories are scored and ranked based on their relevance to model security, supply chain safety, and the broader AI landscape.
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