
Building Cairn: A Self-Hosted Persistent Memory System for Claude
How I evaluated a sketchy AI memory product, got frustrated, and built my own over a weekend with ChromaDB, Ollama, and MCP.

How I evaluated a sketchy AI memory product, got frustrated, and built my own over a weekend with ChromaDB, Ollama, and MCP.

Before you jump from a chat session into Claude Code or Codex, ask the chatbot to write you a CLAUDE.md or AGENTS.md. All that context comes with you.