Building Your First On-Prem AI Server: A Parts Buyer's Guide for 2026 | Nexus Parts Online

Two-thirds of all AI compute in 2026 is inference, and it runs on hardware you can own. This guide covers three tiers of on-prem AI server builds from $1,500 to $20,000+, the software stack (all free), and when local AI makes more financial sense than cloud APIs for your business.