cloister

Workerd-based hypervisor with a declarative Cap'n Proto manifest. Substrate-level identity, audit, and per-bundle credential scoping. Today's primary application: hosting MCP servers behind one HTTP face.

{
  "mcpServers": {
    "cloister": {
      "command": "npx",
      "args": [
        "-y",
        "agentic-research/cloister"
      ]
    }
  }
}

claude mcp add cloister npx -y agentic-research/cloister

{
  "mcpServers": {
    "cloister": {
      "command": "npx",
      "args": [
        "-y",
        "agentic-research/cloister"
      ]
    }
  }
}