PHNTMOne
Notes from the bench

Build log

HONEST ENGINEERING NOTES · WRITTEN BY THE BUILDER

AUGUST 2026

Running a private AI assistant on a Raspberry Pi 5

The 8 GB memory budget, the model-eviction trap, what a small model is honestly good for, and why "a beat slower but completely private" is a trade people actually want.

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The mini-PC I returned: choosing hardware for a local AI appliance

No AVX2. An ACPI interrupt storm. Why "similar specs" is a marketing sentence, and why production units are built on the Raspberry Pi 5.

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