Taming Local AI: Fighting LLM Hallucinations with GBNF

You’re 30 minutes from a production deployment. You have a 50MB production JSON blob, and you just need to extract one field. You reach for your AI assistant… and you stop. Are you really about to paste sensitive, internal production data into a third-party API? So, what’s the alternative? Spend 10 minutes manually wrestling with jq syntax, breaking your flow and killing your velocity? This exact moment highlights a broken choice developers face daily: sacrifice privacy for productivity, or sacrifice productivity for privacy. ...

October 29, 2025 · Nikolay Sedelnikov