Minecraft Services API — Authentication

naftiko: 1.0.0-alpha2
info:
  label: "Minecraft Services API \u2014 Authentication"
  description: "Minecraft Services API \u2014 Authentication. 1 operations. Lead operation: Login With Xbox. Self-contained Naftiko capability covering one Mojang business surface."
  tags:
  - Mojang
  - Minecraft
  - Authentication
  created: '2026-05-30'
  modified: '2026-05-30'
binds:
- namespace: env
  keys:
    MINECRAFT_ACCESS_TOKEN: MINECRAFT_ACCESS_TOKEN
capability:
  consumes:
  - type: http
    namespace: mojang-minecraft-services-authentication
    baseUri: https://api.minecraftservices.com
    description: "Minecraft Services API \u2014 authentication. Self-contained, no shared references."
    authentication:
      type: bearer
      token: '{{env.MINECRAFT_ACCESS_TOKEN}}'
    resources:
    - name: authentication-login-with-xbox
      path: /authentication/login_with_xbox
      operations:
      - name: loginWithXbox
        method: POST
        description: Login With Xbox
        inputParameters:
        - name: body
          in: body
          type: object
          required: true
          description: XSTS identity token wrapped in Mojang's expected envelope.
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
  exposes:
  - type: rest
    namespace: mojang-minecraft-services-authentication-rest
    port: 8080
    description: "REST adapter for Minecraft Services API \u2014 authentication. One Spectral-compliant resource per consumed operation, prefixed with /v1."
    resources:
    - path: /v1/authentication/login-with-xbox
      name: authentication-login-with-xbox
      description: REST surface for /authentication/login_with_xbox.
      operations:
      - method: POST
        name: loginWithXbox
        description: Login With Xbox
        call: mojang-minecraft-services-authentication.loginWithXbox
        with:
          body: rest.body
        outputParameters:
        - type: object
          mapping: $.
  - type: mcp
    namespace: mojang-minecraft-services-authentication-mcp
    port: 9090
    transport: http
    description: "MCP adapter for Minecraft Services API \u2014 authentication. One tool per consumed operation, routed inline through this capability's consumes block."
    tools:
    - name: login-xbox
      description: Login With Xbox
      hints:
        readOnly: false
        destructive: false
        idempotent: false
      call: mojang-minecraft-services-authentication.loginWithXbox
      with:
        body: tools.body
      outputParameters:
      - type: object
        mapping: $.