Ghost

Ghost Images API

Upload images to the Ghost publication for use in posts, pages, and settings.

GitHub OpenAPI

Operations 1

Each operation below carries the questions people ask an LLM about it and the instructions they give an agent to run it. Generated by API Evangelist overlay

POST /images/upload/ Upload an image · Upload an image #
Ask an LLM
“How do I upload an image and get a URL to use in my posts?”
“Can I upload an image to use as a site icon?”
Tell an agent
Upload {file} and return the image URL.
Upload {file} as a {purpose} image.

Specifications

⚙
OpenAPI
https://raw.githubusercontent.com/api-evangelist/ghost-org/refs/heads/main/openapi/ghost-org-images-api-openapi.yml

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OpenAPI Specification

ghost-org-images-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  title: Ghost Admin Images API
  description: The Ghost Admin API provides full read and write access to all content and configuration within a Ghost publication.
  version: '5.0'
  contact:
    name: Ghost Foundation
    url: https://ghost.org/docs/admin-api/
  termsOfService: https://ghost.org/terms/
servers:
- url: https://{site}.ghost.io/ghost/api/admin
  description: Ghost Pro Hosted Site
  variables:
    site:
      default: your-site
      description: Your Ghost site subdomain
- url: '{protocol}://{domain}/ghost/api/admin'
  description: Self-Hosted Ghost Instance
  variables:
    protocol:
      default: https
      enum:
      - https
      - http
    domain:
      default: localhost:2368
      description: Your Ghost instance domain and port
security:
- adminApiToken: []
tags:
- name: Images
  description: Upload images to the Ghost publication for use in posts, pages, and settings.
paths:
  /images/upload/:
    post:
      operationId: adminUploadImage
      summary: Upload an image
      description: Upload an image file to the Ghost publication. The image is uploaded as multipart form data and the response includes the URL where the image can be accessed.
      tags:
      - Images
      requestBody:
        required: true
        content:
          multipart/form-data:
            schema:
              type: object
              required:
              - file
              properties:
                file:
                  type: string
                  format: binary
                  description: The image file to upload
                purpose:
                  type: string
                  description: Purpose of the image, such as image, profile_image, or icon
                  enum:
                  - image
                  - profile_image
                  - icon
                ref:
                  type: string
                  description: Reference identifier for the image
      responses:
        '201':
          description: Image uploaded successfully
          content:
            application/json:
              schema:
                type: object
                properties:
                  images:
                    type: array
                    items:
                      type: object
                      properties:
                        url:
                          type: string
                          format: uri
                          description: URL of the uploaded image
                        ref:
                          type: string
                          description: Reference identifier
                          nullable: true
        '401':
          $ref: '#/components/responses/Unauthorized'
        '415':
          description: Unsupported media type
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '422':
          $ref: '#/components/responses/ValidationError'
components:
  responses:
    Unauthorized:
      description: Authentication failed or token is missing or invalid
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse'
    ValidationError:
      description: Request body validation failed
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ErrorResponse'
  schemas:
    ErrorResponse:
      type: object
      description: Standard Ghost API error response
      properties:
        errors:
          type: array
          items:
            type: object
            properties:
              message:
                type: string
                description: Human-readable error message
              type:
                type: string
                description: Error type identifier
              context:
                type: string
                description: Additional error context
                nullable: true
  securitySchemes:
    adminApiToken:
      type: http
      scheme: bearer
      bearerFormat: JWT
      description: JSON Web Token generated from an Admin API key. The key is split into an ID and secret at the colon separator. The ID is used as the kid header and the secret is used to sign the token with HS256.
externalDocs:
  description: Ghost Admin API Documentation
  url: https://ghost.org/docs/admin-api/