Microsoft 365 Mail

{
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "name": "io.github.mindstone/mcp-server-microsoft-mail",
  "description": "Microsoft 365 Outlook mail via Graph: read, search, send, reply, forward, draft, move, delete.",
  "title": "Microsoft 365 Mail",
  "repository": {
    "url": "https://github.com/mindstone/mcp-servers",
    "source": "github",
    "subfolder": "connectors/microsoft-mail"
  },
  "version": "0.3.0",
  "packages": [
    {
      "registryType": "npm",
      "registryBaseUrl": "https://registry.npmjs.org",
      "identifier": "@mindstone/mcp-server-microsoft-mail",
      "version": "0.3.0",
      "runtimeHint": "npx",
      "transport": {
        "type": "stdio"
      },
      "environmentVariables": [
        {
          "description": "Microsoft Entra (Azure AD) application client ID",
          "isRequired": true,
          "format": "string",
          "name": "MS_CLIENT_ID"
        },
        {
          "description": "Path to the per-user Microsoft config directory (credentials/, accounts.json)",
          "isRequired": true,
          "format": "filepath",
          "name": "MS_CONFIG_DIR"
        },
        {
          "description": "Account email when running in multi-account per-instance mode (falls back to the first account in accounts.json)",
          "format": "string",
          "name": "MS_ACCOUNT_EMAIL"
        },
        {
          "description": "Logical package ID surfaced in error responses",
          "format": "string",
          "default": "Microsoft365Mail",
          "name": "MS_MCP_PACKAGE_ID"
        },
        {
          "description": "Override the upstream Microsoft Graph request timeout in milliseconds (max 300000 = 5 min)",
          "format": "number",
          "default": "60000",
          "name": "MICROSOFT_REQUEST_TIMEOUT_MS"
        },
        {
          "description": "Workspace root where download_attachment saves files (falls back to the OS temp directory when unset)",
          "format": "filepath",
          "name": "MCP_WORKSPACE_PATH"
        }
      ]
    }
  ],
  "_meta": {
    "io.modelcontextprotocol.registry/publisher-provided": {
      "com.mindstone.rebel": {
        "catalogId": "bundled-microsoft-mail",
        "provider": "rebel-oss"
      }
    }
  }
}