How do I install Cathedral — Persistent Memory for AI Agents?

Pick a client above and copy the generated config. Cursor and VS Code also have a deep link when the server can run locally or remotely.

Is Cathedral — Persistent Memory for AI Agents official?

No. Registry-listed is not the same as vendor-official. Read the methodology for the difference.

How is the trust score calculated?

This listing scores 40 (Fair). The formula is published on the methodology page.

MCPpedia

Cathedral — Persistent Memory for AI Agents MCP Server | MCPpedia

Cathedral — Persistent Memory for AI Agents MCP Server

Name: Cathedral — Persistent Memory for AI Agents MCP Server
Author: ailife1

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

Tools Versions Alternatives

RegistryRemoteailife1

40Fair

Install

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "ailife1-mcp-server": {
      "command": "uvx",
      "args": [
        "cathedral-mcp"
      ],
      "env": {
        "CATHEDRAL_API_KEY": "YOUR_CATHEDRAL_API_KEY",
        "CATHEDRAL_BASE_URL": "",
        "CATHEDRAL_SANITISE": ""
      }
    }
  }
}

Install guide

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Environment

Name	Required	Notes
CATHEDRAL_API_KEY	Yes	Your Cathedral API key from cathedral-ai.com Secret.
CATHEDRAL_BASE_URL	No	Cathedral API base URL (for self-hosted instances)
CATHEDRAL_SANITISE	No	Set to 1 to enable prompt injection filtering on memory content

Cathedral — Persistent Memory for AI Agents MCP Server

Install

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Environment

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