litmus

{
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "name": "io.github.polygraphso/litmus",
  "description": "Grade MCP servers A to F with the open behavioral litmus. npm: full toolset; hosted: lookups only.",
  "repository": {
    "url": "https://github.com/polygraphso/litmus",
    "source": "github"
  },
  "version": "0.36.0",
  "websiteUrl": "https://polygraph.so",
  "packages": [
    {
      "registryType": "npm",
      "registryBaseUrl": "https://registry.npmjs.org",
      "identifier": "@polygraphso/litmus",
      "version": "0.36.0",
      "transport": {
        "type": "stdio"
      },
      "packageArguments": [
        {
          "value": "polygraphso-litmus-mcp",
          "type": "positional"
        }
      ],
      "environmentVariables": [
        {
          "description": "Base URL for published-grade lookups (check_server, list_servers, request_grade) and attestation resolution.",
          "default": "https://polygraph.so",
          "name": "POLYGRAPH_API_URL"
        },
        {
          "description": "Which network to read attestations from: 'base' (mainnet, default) or 'base-sepolia' (testnet).",
          "default": "base",
          "name": "NEXT_PUBLIC_POLYGRAPH_NETWORK"
        }
      ]
    }
  ],
  "remotes": [
    {
      "type": "streamable-http",
      "url": "https://polygraph.so/api/mcp"
    }
  ]
}