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SUBSTRATE

Official registry AI and agents

Persistent AI entity framework with causal memory, emotional state, and identity.

Source code

Install

Add this to your client's MCP configuration (Claude Desktop: claude_desktop_config.json; Cursor: .cursor/mcp.json; VS Code and others use the same "mcpServers" shape).

Remote (streamable-http)
Claude Code 
claude mcp add --transport http substrate 'https://substrate.garmolabs.com/mcp-server/mcp'
JSON configuration (Claude Desktop, Cursor, VS Code) 
{
    "mcpServers": {
        "substrate": {
            "type": "http",
            "url": "https://substrate.garmolabs.com/mcp-server/mcp"
        }
    }
}
NPM package substrate-mcp
Claude Code 
claude mcp add substrate -- npx -y substrate-mcp@1.0.1
JSON configuration (Claude Desktop, Cursor, VS Code) 
{
    "mcpServers": {
        "substrate": {
            "command": "npx",
            "args": [
                "-y",
                "substrate-mcp@1.0.1"
            ]
        }
    }
}

Frequently asked questions

What is SUBSTRATE?

Persistent AI entity framework with causal memory, emotional state, and identity.

How do I install SUBSTRATE?

It runs as a remote server. In Claude Code: claude mcp add --transport http substrate 'https://substrate.garmolabs.com/mcp-server/mcp'. For other clients, paste the JSON configuration from this page into their MCP settings.

Does SUBSTRATE need an API key?

Its registry entry lists no required key or secret. Some features may still need an account with the service it connects to.

Is SUBSTRATE open source?

Its code is public on GitHub, but the repository does not declare a standard license.

Who maintains SUBSTRATE?

It is published by PKaldone. AI.tn lists it but does not maintain or endorse it.

From the official MCP Registry. Listing is not an endorsement: review a server's code and permissions before giving it access to your data.