The Problem Every OpenCode session starts from scratch. Your AI doesn't remember past conversations, decisions, or solved problems. You repeat context over and over. The Solution opencode-mempalace-persistence is a pure TypeScript plugin that auto-saves every conversation to MemPalace — a local vector database with 96.6% recall on LongMemEval. No cron, no cloud, no API keys. Architecture The plugin uses two OpenCode hooks: chat.message — when you send a new question, the previous turn (questi...

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