wazionapps/nexo
12 stars · Last commit 2026-04-26
NEXO Brain — Shared brain for AI agents. Persistent memory, semantic RAG, natural forgetting, metacognitive guard, trust scoring, 150+ MCP tools. Works with Claude Code, Codex, Claude Desktop & any MCP client. 100% local, open source, free.
README preview
# NEXO Brain — Your AI Gets a Brain
[](https://www.npmjs.com/package/nexo-brain)
[](https://github.com/wazionapps/nexo/blob/main/benchmarks/locomo/results/)
[](https://github.com/snap-research/locomo/issues/33)
[](https://github.com/wazionapps/nexo/stargazers)
[](https://www.gnu.org/licenses/agpl-3.0)
> Local cognitive runtime with a shared brain across Claude Code, Codex, Claude Desktop, and other MCP clients. Persistent memory, durable workflow runs, selectable terminal and automation backends, overnight learning, self-healing background jobs, startup preflight, and doctor diagnostics. 150+ MCP tools. Benchmarked on LoCoMo (F1 0.588, +55% vs GPT-4).
**NEXO Brain transforms any MCP-compatible AI agent from a stateless assistant into a cognitive partner that remembers, learns, forgets, adapts, and builds a relationship with you over time.**
<p align="center">
<a href="https://nexo-brain.com/watch/">
<img src="assets/nexo-brain-infographic-v5.png" alt="NEXO Brain Architecture" width="700">
</a>
</p>
[Watch the overview video](https://nexo-brain.com/watch/) · [Watch on YouTube](https://www.youtube.com/watch?v=i2lkGhKyVqI) · [Open the infographic](https://nexo-brain.com/assets/nexo-brain-infographic-v5.png)