Cathedral — Persistent Memory For AI Agents MCP Server

Persistent memory and drift detection for AI agents across session restarts.

Remote serverstreamable-httpPython

What is the Cathedral — Persistent Memory For AI Agents MCP Server?

Persistent memory and drift detection for AI agents across session restarts.

What the server does

c = Cathedral(api_key="cathedral_...") context = c.wake() # full identity reconstruction c.remember("something important", category="experience", importance=0.8) ```

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Maintainer setup documentation.

How to install the Cathedral — Persistent Memory For AI Agents MCP Server

claude mcp add cathedral --env CATHEDRAL_API_KEY=your-value --env CATHEDRAL_CORS_ORIGINS=your-value --env CATHEDRAL_TTL_DAYS=your-value -- uvx cathedral-mcp

Configuration

VariableDescriptionRequired
CATHEDRAL_API_KEYCredential the server authenticates with.Yes
CATHEDRAL_CORS_ORIGINSConfiguration value read at startup.Optional
CATHEDRAL_TTL_DAYSConfiguration value read at startup.Optional

Example prompts to try

  • “Use Cathedral — Persistent Memory For AI Agents to Method.”
  • “Use Cathedral — Persistent Memory For AI Agents to POST.”
  • “Use Cathedral — Persistent Memory For AI Agents to GET.”

Frequently asked questions

Persistent memory and drift detection for AI agents across session restarts. Confirm the tools offered by your installed version in the connected client. Tool availability and permissions depend on the server and account configuration.