Immich 3.3 speeds up its AI inference and cuts RAM with one opt-in environment variable
On October 7, 2026, Immich shipped version 3.3, which introduces an opt-in revision of its machine learning models: MACHINE_LEARNING_MODEL_REVISION=v2 makes inference significantly faster and less memory-hungry across every backend, including CPU. If your photo NAS is running tight, this is the variable to add — but understand what it changes first.