Development
Living Brain
A persistent memory layer that agents can share across ChatGPT, Claude, Gemini, Cursor and custom tools.
Living Brain is an interoperable persistent memory layer for agents. It captures notes and conversations into a knowledge graph and reuses that context across ChatGPT, Claude, Gemini, Cursor and custom tools through a REST API, SDK, CLI and MCP. The API is pay as you go from a prepaid balance of $5, at $8 per 1 million model input tokens and $0.50 per 1 million output tokens, with optional auto top-up and a monthly cap. The Workspace is included with ChatChat Pro+ at $99 a month: 3 team seats, one production project, $80 of shared monthly credits for the first 3 billing cycles and then $50 a cycle, 10 GB of storage and 500,000 requests a month. Business is custom. No free plan was found.
- Vendor
- Living Brain
- Price
- $99 and up
- Experience
- Advanced
- Platforms
- API
- Last reviewed
- November 6, 2026
- Free tier
- No