server.json

{
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "name": "io.github.CakeRepository/1password",
  "description": "Security-first MCP server for 1Password service accounts — 15 tools, prompts, and resources with op_run secret injection and MCP 2026-07-28 support",
  "repository": {
    "url": "https://github.com/CakeRepository/1Password-MCP.git",
    "source": "github"
  },
  "version": "4.0.1",
  "packages": [
    {
      "registryType": "npm",
      "identifier": "@takescake/1password-mcp",
      "version": "4.0.1",
      "transport": {
        "type": "stdio"
      },
      "environmentVariables": [
        {
          "name": "OP_SERVICE_ACCOUNT_TOKEN",
          "description": "1Password service account token (required unless OP_KEYCHAIN_SERVICE is used on macOS)",
          "isRequired": false,
          "isSecret": true,
          "format": "string"
        },
        {
          "name": "OP_KEYCHAIN_SERVICE",
          "description": "macOS only: Keychain service name to read the service account token when OP_SERVICE_ACCOUNT_TOKEN is unset",
          "isRequired": false,
          "isSecret": false,
          "format": "string"
        },
        {
          "name": "OP_KEYCHAIN_ACCOUNT",
          "description": "macOS only: Optional Keychain account name used with OP_KEYCHAIN_SERVICE",
          "isRequired": false,
          "isSecret": false,
          "format": "string"
        },
        {
          "name": "OP_MCP_ALLOWED_VAULTS",
          "description": "Optional comma-separated vault names or IDs that op_run and op_check_ref may resolve (empty = unrestricted)",
          "isRequired": false,
          "isSecret": false,
          "format": "string"
        },
        {
          "name": "MCP_LOG_LEVEL",
          "description": "Log level: debug, info, warn, or error (default: info)",
          "isRequired": false,
          "isSecret": false,
          "format": "string"
        }
      ]
    }
  ]
}