Our Own AI Memory System: Ghost In Shell 5.2 Illustrated
This is an AI memory system we designed ourselves from a year of actual use. It does not use a vector database. It uses plain-text files plus a trigger-phrase index. Six figures show how it works: three roles, trigger phrases written as symptoms, the startup index character budget, the propose → judge → apply flow for merging memory, a hit-rate measurement over 301 sessions, and the trade-offs of this approach.