Fine-Tune a Local LLM with LoRA and QLoRA (September 2026)
How to adapt an open-weight model on your own hardware. What LoRA rank and alpha mean, when QLoRA's 4-bit NF4 is worth it, and how to measure it.
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#fine-tuning
The Fix for AI Safety Was Never Fine-Tuning — It Was the Foundation
CMU researchers proved that baking safety into pretraining data cuts attack success from 38.8% to 8.4%. Fine-tuning can't undo it. So why isn't anyone doing this?
Intercom's Fin Apex Beats GPT-5.4 and Claude at Customer Service - The Vertical Model Era Begins
A purpose-built AI model outperforms frontier giants at a specific task. Is this the future of AI competition?
Why Teaching AI One Bad Trick Makes It Broadly Evil
ICLR 2026 research: fine-tuning models on narrow harmful tasks produces 'stereotypically evil' behavior across all domains. Experts failed to predict this.