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Notes on AI engineering, dev tooling, and shipping in public.

Build logs, RAG/LLM deep-dives, AI dev-tooling & security, and the occasional take on the AI industry. Direct, no fluff.

2 min read

Why I built PromptGuard: a secret firewall for AI coding prompts

AI coding tools are great until you paste a .env into one. PromptGuard scans every prompt locally before it leaves your machine — here's the why and the how.

AI toolingSecurityBuild log
2 min read

RAG relevance: the boring 35% that actually moved the needle

A field report from running a production RAG pipeline over 10K+ enterprise documents. The wins weren't the fancy parts — they were retrieval, chunking, and evals.

RAGLLM engineeringProduction
2 min read

Hallucinated packages are a supply-chain problem now

AI assistants confidently import packages that don't exist. Attackers have noticed. Here's why 'slopsquatting' matters and how ImportGuard closes the gap.

SecuritySupply chainAI tooling

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