openapi: 3.2.0
info:
  title: Abstract Avatars API
  description: 'Generate a square avatar image from a name, returning the initials rendered on a colored background. Customize the size, format, font, colors, and style. The response is a binary image (PNG or SVG). Authenticate with your API key as the `api_key` query parameter, or as an `Authorization: Bearer ` header. GET and POST (form-encoded or JSON) are both supported.'
  version: 1.0.0
  termsOfService: https://www.abstractapi.com/legal/legal
  contact:
    name: Abstract API
    url: https://www.abstractapi.com
  license:
    name: Commercial — see Terms of Service
    url: https://www.abstractapi.com/legal/legal
servers:
- url: https://avatars.abstractapi.com/v1
security:
- ApiKeyQuery: []
- BearerAuth: []
tags:
- name: Abstract Avatars API
paths:
  /:
    get:
      operationId: getAvatar
      summary: Generate an avatar image from a name
      description: 'Generate an avatar image from a name. The response is a binary image (PNG or SVG, per `image_format`). The API key may be supplied as the `api_key` query parameter or as an `Authorization: Bearer ` header.'
      parameters:
      - name: name
        in: query
        required: true
        description: The name you want to create an avatar for. The initials are derived from this value.
        schema:
          type: string
        example: Claire Florentz
      - name: image_size
        in: query
        required: false
        description: Size of the square avatar image in pixels. Available from 6 to 512 pixels.
        schema:
          type: integer
          minimum: 6
          maximum: 512
          default: 128
        example: 128
      - name: image_format
        in: query
        required: false
        description: Desired format of the returned image.
        schema:
          type: string
          enum:
          - png
          - svg
          default: png
        example: png
      - name: font_size
        in: query
        required: false
        description: Size of the font as a fraction of the image size. Can be set between 0.1 and 1.0.
        schema:
          type: number
          format: float
          minimum: 0.1
          maximum: 1.0
          default: 0.7
        example: 0.7
      - name: char_limit
        in: query
        required: false
        description: Maximum number of characters (initials) displayed in the avatar.
        schema:
          type: integer
          default: 2
        example: 2
      - name: background_color
        in: query
        required: false
        description: Hex color for the background. Do not include the leading '#'.
        schema:
          type: string
          default: 335eea
        example: 335eea
      - name: font_color
        in: query
        required: false
        description: Hex color for the font. Do not include the leading '#'.
        schema:
          type: string
          default: ffffff
        example: ffffff
      - name: is_rounded
        in: query
        required: false
        description: Returns a rounded avatar picture instead of a squared one.
        schema:
          type: boolean
          default: false
        example: false
      - name: is_uppercase
        in: query
        required: false
        description: Sets the initials in the avatar to all capitals.
        schema:
          type: boolean
          default: true
        example: true
      - name: is_italic
        in: query
        required: false
        description: Sets the initials in the avatar to italics.
        schema:
          type: boolean
          default: false
        example: false
      - name: is_bold
        in: query
        required: false
        description: Sets the initials in the avatar to bold.
        schema:
          type: boolean
          default: false
        example: false
      responses:
        '200':
          description: The generated avatar image. The media type is image/png by default, or image/svg+xml when `image_format` is svg.
          content:
            image/png:
              schema:
                type: string
                format: binary
            image/svg+xml:
              schema:
                type: string
                format: binary
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '422':
          $ref: '#/components/responses/QuotaReached'
        '429':
          $ref: '#/components/responses/TooManyRequests'
        '500':
          $ref: '#/components/responses/ServerError'
      tags:
      - Abstract Avatars API
    post:
      operationId: postAvatar
      summary: Generate an avatar image from a name
      description: 'Same as the GET operation. The API key may be supplied in the request body, as the `api_key` query parameter, or as an `Authorization: Bearer ` header.'
      requestBody:
        required: true
        content:
          application/x-www-form-urlencoded:
            schema:
              $ref: '#/components/schemas/AvatarRequest'
          application/json:
            schema:
              $ref: '#/components/schemas/AvatarRequest'
      responses:
        '200':
          description: The generated avatar image. The media type is image/png by default, or image/svg+xml when `image_format` is svg.
          content:
            image/png:
              schema:
                type: string
                format: binary
            image/svg+xml:
              schema:
                type: string
                format: binary
        '400':
          $ref: '#/components/responses/BadRequest'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '422':
          $ref: '#/components/responses/QuotaReached'
        '429':
          $ref: '#/components/responses/TooManyRequests'
        '500':
          $ref: '#/components/responses/ServerError'
      tags:
      - Abstract Avatars API
components:
  responses:
    QuotaReached:
      description: Unprocessable — monthly quota reached or insufficient API credits. The body follows the standard error envelope.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    TooManyRequests:
      description: Too Many Requests — rate limit exceeded. The body follows the standard error envelope.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    BadRequest:
      description: Bad request — a required parameter is missing or failed validation.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
          example:
            error:
              message: A validation error occurred.
              code: validation_error
              details:
                name:
                - This is a required argument.
    Unauthorized:
      description: Unauthorized — missing or invalid API key.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
          example:
            error:
              message: Invalid API key provided.
              code: unauthorized
              details: null
    ServerError:
      description: Internal server error. The body follows the standard error envelope.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
  schemas:
    Error:
      type: object
      required:
      - error
      properties:
        error:
          type: object
          required:
          - message
          - code
          properties:
            message:
              type: string
              description: Human-readable description of the error.
              example: A validation error occurred.
            code:
              type: string
              description: Machine-readable error code, e.g. validation_error or unauthorized.
              example: validation_error
            details:
              type:
              - object
              - 'null'
              description: Field-keyed validation messages for validation_error responses; null for other error types.
              additionalProperties:
                type: array
                items:
                  type: string
    AvatarRequest:
      type: object
      required:
      - name
      properties:
        name:
          type: string
          description: The name you want to create an avatar for. The initials are derived from this value.
          example: Claire Florentz
        image_size:
          type: integer
          minimum: 6
          maximum: 512
          default: 128
          description: Size of the square avatar image in pixels. Available from 6 to 512 pixels.
          example: 128
        image_format:
          type: string
          enum:
          - png
          - svg
          default: png
          description: Desired format of the returned image.
          example: png
        font_size:
          type: number
          format: float
          minimum: 0.1
          maximum: 1.0
          default: 0.7
          description: Size of the font as a fraction of the image size. Can be set between 0.1 and 1.0.
          example: 0.7
        char_limit:
          type: integer
          default: 2
          description: Maximum number of characters (initials) displayed in the avatar.
          example: 2
        background_color:
          type: string
          default: 335eea
          description: Hex color for the background. Do not include the leading '#'.
          example: 335eea
        font_color:
          type: string
          default: ffffff
          description: Hex color for the font. Do not include the leading '#'.
          example: ffffff
        is_rounded:
          type: boolean
          default: false
          description: Returns a rounded avatar picture instead of a squared one.
          example: false
        is_uppercase:
          type: boolean
          default: true
          description: Sets the initials in the avatar to all capitals.
          example: true
        is_italic:
          type: boolean
          default: false
          description: Sets the initials in the avatar to italics.
          example: false
        is_bold:
          type: boolean
          default: false
          description: Sets the initials in the avatar to bold.
          example: false
        api_key:
          type: string
          description: 'Your API key. Optional here if supplied as the `api_key` query parameter or an `Authorization: Bearer <key>` header.'
  securitySchemes:
    ApiKeyQuery:
      type: apiKey
      in: query
      name: api_key
      description: Your unique Avatars API key.
    BearerAuth:
      type: http
      scheme: bearer
      description: Send your API key as a Bearer token; omit `api_key` from the query string.
externalDocs:
  description: Official documentation
  url: https://docs.abstractapi.com/api/avatars