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OpenAPI Specification

openapi: 3.2.0
info:
  title: Mojang Identity API
  version: 1.0.0
  contact:
    name: Mojang Studios
    url: https://www.minecraft.net
  license:
    name: Mojang Brand and Asset Usage Guidelines
    url: https://www.minecraft.net/en-us/usage-guidelines
  x-generated-from: documentation
  x-last-validated: '2026-05-30'
  description: 'Operations tagged Identity across 2 of this provider''s published API definitions: mojang-minecraft-services-openapi.yml, mojang-public-api-openapi.yml. Each path carries the servers of the definition it was published in.'
servers:
- url: https://api.minecraftservices.com
  description: Microsoft / Minecraft Services API (production)
- url: https://api.mojang.com
  description: Mojang public API (production)
security: []
tags:
- name: Identity
  description: Player UUID and username lookup
paths:
  /minecraft/profile/lookup/name/{username}:
    get:
      operationId: lookupProfileByName
      summary: Lookup Profile by Name
      description: Modern equivalent of the legacy api.mojang.com username-to-UUID lookup.
      tags:
      - Identity
      parameters:
      - name: username
        in: path
        required: true
        description: Case-insensitive Minecraft username.
        example: jeb_
        schema:
          type: string
      responses:
        '200':
          description: Profile match.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Profile'
        '404':
          description: Username not currently in use.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
    servers:
    - url: https://api.minecraftservices.com
      description: Microsoft / Minecraft Services API (production)
  /minecraft/profile/lookup/{uuid}:
    get:
      operationId: lookupProfileByUuid
      summary: Lookup Profile by UUID
      description: Resolve a Minecraft username from a player UUID.
      tags:
      - Identity
      parameters:
      - name: uuid
        in: path
        required: true
        description: Player UUID (hyphenated or unhyphenated).
        example: 853c80ef3c3749fdaa49938b674adae6
        schema:
          type: string
          pattern: ^[0-9a-fA-F-]{32,36}$
      responses:
        '200':
          description: Profile match.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Profile'
        '404':
          description: UUID has no matching profile.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
    servers:
    - url: https://api.minecraftservices.com
      description: Microsoft / Minecraft Services API (production)
  /minecraft/profile/lookup/bulk/byname:
    post:
      operationId: lookupProfilesBulkByName
      summary: Lookup Profiles Bulk by Name
      description: Resolve up to ten usernames to profiles in a single request.
      tags:
      - Identity
      requestBody:
        required: true
        description: JSON array of up to ten usernames.
        content:
          application/json:
            schema:
              type: array
              minItems: 1
              maxItems: 10
              items:
                type: string
              example:
              - jeb_
              - Dinnerbone
              - Notch
      responses:
        '200':
          description: Resolved profiles.
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/Profile'
        '400':
          description: Empty array or more than ten usernames.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
    servers:
    - url: https://api.minecraftservices.com
      description: Microsoft / Minecraft Services API (production)
  /users/profiles/minecraft/{username}:
    get:
      operationId: getProfileByUsername
      summary: Get Profile by Username
      description: Look up a Minecraft player's UUID and profile metadata by their case-insensitive username. Returns 204 / 404 when the username is not currently in use by any account.
      tags:
      - Identity
      parameters:
      - name: username
        in: path
        required: true
        description: Case-insensitive Minecraft username.
        example: jeb_
        schema:
          type: string
      responses:
        '200':
          description: Profile found.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Profile_2'
        '204':
          description: No profile matched the requested username.
        '400':
          description: Invalid username supplied.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error_2'
        '429':
          description: Rate limit exceeded.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error_2'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
    servers:
    - url: https://api.mojang.com
      description: Mojang public API (production)
  /profiles/minecraft:
    post:
      operationId: getProfilesByUsernamesBulk
      summary: Get Profiles by Usernames (Bulk)
      description: Resolve a list of up to ten Minecraft usernames to their profiles in a single request. Names with no matching account are omitted from the response array.
      tags:
      - Identity
      requestBody:
        required: true
        description: JSON array of up to ten usernames.
        content:
          application/json:
            schema:
              type: array
              minItems: 1
              maxItems: 10
              items:
                type: string
              example:
              - jeb_
              - Dinnerbone
              - Notch
      responses:
        '200':
          description: Resolved profiles for the supplied usernames.
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/Profile_2'
        '400':
          description: Empty array or more than ten usernames supplied.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error_2'
        '429':
          description: Rate limit exceeded.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error_2'
      x-microcks-operation:
        delay: 0
        dispatcher: FALLBACK
    servers:
    - url: https://api.mojang.com
      description: Mojang public API (production)
components:
  schemas:
    Error:
      type: object
      description: Standard Minecraft Services error envelope.
      properties:
        path:
          type: string
          description: Request path that produced the error.
          example: /minecraft/profile/lookup/name/zzzzzzzzzzzzzz
        errorType:
          type: string
          description: Mojang error class.
          example: NOT_FOUND
        error:
          type: string
          description: Short error name.
          example: NOT_FOUND
        errorMessage:
          type: string
          description: Human-readable description.
          example: Couldn't find any profile with name zzzzzzzzzzzzzz
        developerMessage:
          type: string
          description: Optional developer-facing message.
          example: Couldn't find any profile with name zzzzzzzzzzzzzz
    Profile:
      type: object
      description: A Minecraft player profile (id / name pair).
      required:
      - id
      - name
      properties:
        id:
          type: string
          description: Player UUID without hyphens.
          example: 853c80ef3c3749fdaa49938b674adae6
        name:
          type: string
          description: Current player username.
          example: jeb_
    Error_2:
      type: object
      description: Standard Mojang error envelope.
      properties:
        error:
          type: string
          description: Error class name.
          example: IllegalArgumentException
        errorMessage:
          type: string
          description: Human-readable error description.
          example: Path /users/profiles/minecraft/ is invalid.
    Profile_2:
      type: object
      description: A Minecraft player profile (id / name pair).
      required:
      - id
      - name
      properties:
        id:
          type: string
          description: Player UUID without hyphens.
          example: 853c80ef3c3749fdaa49938b674adae6
        name:
          type: string
          description: Current player username (case-preserving).
          example: jeb_
        legacy:
          type: boolean
          description: True if the account has not yet been migrated to Mojang.
          example: false
        demo:
          type: boolean
          description: True if the account is a free demo account.
          example: false
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: JWT
      description: 'Minecraft access token issued by /authentication/login_with_xbox. Used as `Authorization: Bearer {token}`.'
x-refined-from:
- mojang-minecraft-services-openapi.yml
- mojang-public-api-openapi.yml