Most AI companions fake continuity through prompt engineering. PHI // DRIFT does something different — seven homeostatic state variables that drift between sessions and shape output before you say a word. Memory is scored by emotional salience and time decay, not just vector similarity. There's a Jungian shadow module tracking unintegrated behavioral patterns as a first-class architectural variable.
Built solo in 9 months on a CPU-only mini tower. No GPU. No institution. Full preprint under review of SSRN
The field ignores depth psychology as an engineering input. I think that's a mistake.
github avalable if needed
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