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AI for IT

How IT teams use AI, how to do it well, and what it means for your job. Written for people who keep the systems and laptops working, not people who build models.

344 articles · Updated Nov 13, 2026
A person types on the thick, plastic keys of a dusty old laptop while a modern AI coding agent runs on its scratched screen.
Local AI ·

How to Run Local AI on Old Hardware (No GPU Required)

Old laptops can run local AI. See how Omarchy Linux and Ollama turn a decade-old, GPU-less machine into a working agentic coding setup.

running local AI on old hardwarelocal AI without GPUOmarchy Linux install
A person uses a flexible tailor's tape measure to check the dimensions of a heavy enterprise server blade next to a paper purchase order.
Local AI ·

How to Run Frontier AI on Local Enterprise Hardware

Open-weight models like gpt-oss-120b now run on enterprise hardware from $2K to $30K. Here's the playbook and the real break-even math against your SaaS bill.

run frontier AI locallylocal enterprise AI hardwaregpt-oss-120b
A person's hands black out disguised AI crawler names on a giant printed robots.txt file with a thick marker, while highlighting legitimate search engines in green.
AI Security & Safety ·

How to Block AI Bots Without Losing Google and Bing

Block AI training crawlers without losing Google and Bing rankings. Layered robots.txt rules, identity verification, WAF policy, and Zero Trust.

block AI botsrobots.txt AI crawlersGPTBot vs Googlebot
A 3D render of a solid metal database cylinder unfolding like a pocket multi-tool to reveal several different utility attachments hidden inside.
Build vs Buy Software ·

5 SaaS Tools You Can Replace With Open-Source Postgres and Local AI

Vector search, full-text search, pub/sub, transcription, and LLM inference now run on Postgres extensions and local models. Here's the benchmark and cost data.

replace SaaS with postgrespgvector vs pineconepostgres full-text search vs elasticsearch
A simple chat interface being systematically unpacked into discrete data components and reassembled into a multi-panel application window.
Build vs Buy Software ·

Converting a Custom GPT into a Remy App

Converting a Custom GPT into a Remy app through inventory, a migration packet, and a spec-driven rebuild that preserves behavioral parity.

convert custom gpt to appmigrate custom gptopenai gpt migration
A pair of hands unscrews the plastic casing of a video game cartridge, pulling out a long, continuous paper ribbon of printed source code from the circuitry inside.
Build vs Buy Software ·

What Game Decompilation Teaches Us About Owning Software vs. SaaS

RE4, Mario 64, and Ocarina of Time decompilers rebuilt source code by hand. Here's what that reveals about the real benefits of owning software vs SaaS.

owning software vs SaaSbenefits of software ownershipSaaS waste statistics
A person uses a jeweler's loupe to closely inspect the engraved code on a heavy, solid steel formal proof.
AI Security & Safety ·

What Is an AI Formal Proof in Lean 4?

An AI formal proof in Lean 4 is a machine-checked guarantee, not a guess. Here's what that means, what AI can prove today, and what it can't.

AI formal proofLean 4formal verification AI code