Local-first persistent memory for AI coding agents over MCP. Gives Claude Code, Cursor and Codex shared, durable project memory across sessions. No cloud, no API keys.
Overview
PMB (Personal Memory Brain)
Local-first persistent memory for AI coding agents over MCP. PMB gives Claude Code, Cursor, Codex and other MCP-aware agents a shared, durable memory of your project (decisions, lessons, facts, goals) that survives every session, all in one SQLite file on your machine.
- 100% local: no cloud, no API keys, no telemetry
- Hybrid retrieval: BM25 + vector + entity graph (94.5% evidence-recall@10 on LoCoMo)
- Works across Claude Code, Cursor, Codex, Windsurf, Zed, VS Code and more
- Install: pip install pmb-ai, then pmb connect claude-code
Docs: https://oleksiijko.github.io/pmb - Apache-2.0
Server Config
{
"mcpServers": {
"pmb": {
"command": "pmb-mcp"
}
}
}