Sequesign

{
  "_meta": {
    "io.modelcontextprotocol.registry/official": {
      "status": "active",
      "isLatest": true,
      "updatedAt": "2026-08-21T03:04:09.894911Z",
      "publishedAt": "2026-08-21T03:04:09.894911Z",
      "statusChangedAt": "2026-08-21T03:04:09.894911Z"
    }
  },
  "server": {
    "name": "io.github.Sequesign/sequesign",
    "title": "Sequesign",
    "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
    "version": "0.4.1",
    "packages": [
      {
        "version": "0.4.1",
        "transport": {
          "type": "stdio"
        },
        "identifier": "@sequesign/mcp",
        "runtimeHint": "npx",
        "registryType": "npm",
        "registryBaseUrl": "https://registry.npmjs.org",
        "environmentVariables": [
          {
            "name": "SEQUESIGN_MODE",
            "description": "Transport: 'direct' (default; sign locally, an independent witness co-signs) or 'managed' (route through the Sequesign broker for a registered identity)."
          },
          {
            "name": "SEQUESIGN_API_KEY",
            "isSecret": true,
            "description": "Sequesign write-class API key (from the dashboard). Required for managed mode; in direct mode it authenticates the hosted witness."
          },
          {
            "name": "SEQUESIGN_AGENT_PRIVATE_KEY",
            "isSecret": true,
            "description": "Ed25519 PKCS#8 private-key PEM for the agent. In managed mode, the key registered to your API key. In direct mode, omit to mint an ephemeral key per session."
          },
          {
            "name": "SEQUESIGN_PACKAGE_DIR",
            "description": "Directory where sealed receipt packages are written. Defaults to a temporary directory."
          },
          {
            "name": "SEQUESIGN_TEMPLATE_REGISTRY_URL",
            "description": "Base URL of a read-only dynamic template registry (e.g. https://dashboard-api.sequesign.com/v1/registry). When set, direct-mode sessions and the discovery tools resolve templates published there in addition to the bundled ones, falling back to bundled offline. Omit to use only the bundled templates."
          },
          {
            "name": "SEQUESIGN_TEMPLATE_REGISTRY_TOKEN",
            "isSecret": true,
            "description": "Read-only bearer token for an account-scoped template registry (discovery only; never used in verification). Omit for a public registry."
          }
        ]
      }
    ],
    "repository": {
      "url": "https://github.com/Sequesign/mcp",
      "source": "github"
    },
    "websiteUrl": "https://sequesign.com",
    "description": "Cryptographically verifiable receipts of an agent's delegated work, verified offline."
  }
}