GBrain

Garry Tan's knowledge management system giving AI agents persistent memory and reasoning via a self-wiring knowledge graph with hybrid search, auto-linking, and 26 modular skills.

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Last updated: April 22, 2026

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Quick Start

Install Command

Via Agent Platform: Retrieve and follow https://raw.githubusercontent.com/garrytan/gbrain/master/INSTALL_FOR_AGENTS.md

Standalone CLI:
git clone https://github.com/garrytan/gbrain.git && cd gbrain && bun install && bun link
gbrain init
gbrain import ~/notes/

MCP Server: gbrain serve

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knowledge-graph

memory

vector-search

mcp-server

openclaw

hermes

y-combinator

GBrain (Garry's Opinionated OpenClaw/Hermes Agent Brain) is a knowledge management system that provides AI agents with persistent memory and reasoning capabilities. It creates a self-wiring knowledge graph with hybrid search combining vector embeddings, keyword matching, and reciprocal rank fusion. Features include auto-linking entity extraction without LLM calls, compiled truth + timeline pattern for current understanding alongside historical evidence, 26 modular skills covering ingestion/enrichment/querying/operations, a Minions job queue for durable background work, and graph traversal for relational queries. Benchmarked at +11.5 points Recall@5 improvement over baseline.

GBrain

AI Skill Market Insights

Quick Start

Install Command

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Multi-Agent Patterns

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Memory Systems Design

Context Degradation Detection

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