ghost – OpenClaw Skill

---

name: ghost description: Manage Ghost CMS blog posts via Admin API. Supports creating, updating, deleting, and listing posts. NEW: Upload images and set feature images for posts. Use when the user needs to programmatically manage Ghost blog content. Requires GHOST_API_URL and GHOST_ADMIN_API_KEY environment variables.

Ghost CMS Admin API

Manage your Ghost blog posts programmatically through the Admin API.

Features

• 📝 Create/Update/Delete posts - Full CRUD operations
• 🖼️ Upload images - Upload images to Ghost and get URL
• 🎨 Feature images - Set cover images for posts
• 📊 List posts - View recent posts with status
• 🏷️ Tags support - Add tags to posts

Prerequisites

1. Get Admin API Key

1. Log in to your Ghost Admin panel (https://your-blog.com/ghost/)
2. Go to Settings → Integrations
3. Click "Add custom integration"
4. Copy the Admin API Key (format: id:secret)

2. Configure Credentials

Create config file:

mkdir -p ~/.config/ghost

Add to ~/.config/ghost/credentials:

export GHOST_API_URL="https://your-blog.com/ghost/api/admin/"
export GHOST_ADMIN_API_KEY="your-id:your-secret"

Set permissions:

chmod 600 ~/.config/ghost/credentials

3. Install Dependencies

pip3 install requests pyjwt --user

Python API Usage

Basic Setup

import sys
import os
sys.path.insert(0, os.path.expanduser("~/.openclaw/workspace/ghost/scripts"))
import ghost

config = ghost.get_config()

Create a Post

# Create post with HTML content
result = ghost.create_post(
    config=config,
    title="My Article Title",
    content="<h1>Title</h1><p>Content...</p>",  # HTML format
    status="published",  # or "draft"
    tags=["tech", "news"]
)

Upload Image

# Upload image and get URL
image_url = ghost.upload_image(config, "/path/to/image.jpg")
print(f"Image URL: {image_url}")

Create Post with Feature Image

# Upload cover image first
cover_image_url = ghost.upload_image(config, "cover.jpg")

# Create post with feature image
result = ghost.create_post(
    config=config,
    title="Article with Cover",
    content="<p>Article content...</p>",
    status="published",
    feature_image=cover_image_url,  # Set cover image
    tags=["featured"]
)

List Posts

posts = ghost.list_posts(config, limit=20)
for post in posts:
    print(f"{post['title']} - {post['status']}")

Update Post

ghost.update_post(
    config=config,
    post_id="post-id-here",
    title="New Title",
    status="published"
)

CLI Usage

Setup

# Install dependencies
pip3 install requests pyjwt --user

# Source credentials
source ~/.config/ghost/credentials

Create a Post

As draft (default):

python3 scripts/ghost.py create "My Article Title" "<p>Article content in HTML</p>"

Publish immediately:

python3 scripts/ghost.py create "Breaking News" "<p>Content here</p>" --status published

With tags:

python3 scripts/ghost.py create "Tech News" "<p>Content</p>" --status published --tags "tech,news,ai"

Update a Post

# Update title
python3 scripts/ghost.py update 5f8c3c2e8c3d2e1f3a4b5c6d --title "New Title"

# Update content
python3 scripts/ghost.py update 5f8c3c2e8c3d2e1f3a4b5c6d --content "<p>New content</p>"

# Publish a draft
python3 scripts/ghost.py update 5f8c3c2e8c3d2e1f3a4b5c6d --status published

Delete a Post

python3 scripts/ghost.py delete 5f8c3c2e8c3d2e1f3a4b5c6d

List Posts

# List 10 most recent posts (default)
python3 scripts/ghost.py list

# List 20 posts
python3 scripts/ghost.py list 20

Common Workflows

Publish with Cover Image

import ghost

config = ghost.get_config()

# Upload cover image
image_url = ghost.upload_image(config, "/path/to/cover.jpg")

# Create post with cover
result = ghost.create_post(
    config=config,
    title="Featured Article",
    content="<p>Article content...</p>",
    status="published",
    feature_image=image_url,
    tags=["featured", "tech"]
)

print(f"Published: {result['url']}")

Batch Operations

# List all drafts
python3 scripts/ghost.py list 100 | grep "🟡"

# Update specific post
python3 scripts/ghost.py update <id> --tags "featured"

API Reference

ghost.create_post(config, title, content, status='draft', tags=None, feature_image=None)

Create a new post.

Parameters:

• config - Configuration dict with api_url and admin_api_key
• title - Post title
• content - HTML content
• status - 'draft' or 'published'
• tags - List of tag names
• feature_image - URL of cover image (optional)

Returns: Post dict with id, url, status

ghost.upload_image(config, image_path)

Upload an image to Ghost.

Parameters:

• config - Configuration dict
• image_path - Local path to image file

Returns: Image URL string

ghost.list_posts(config, limit=10)

List recent posts.

Returns: List of post dicts

ghost.update_post(config, post_id, **kwargs)

Update existing post.

Parameters:

• post_id - Post ID to update
• title - New title (optional)
• content - New content (optional)
• status - New status (optional)
• tags - New tags (optional)

ghost.delete_post(config, post_id)

Delete a post.

Troubleshooting

Error: No module named 'jwt' → Install: pip3 install pyjwt --user

Error: 401 Unauthorized → Check your Admin API Key is correct and not expired

Error: 404 Not Found → Verify GHOST_API_URL ends with /ghost/api/admin/

Image upload fails → Check image file exists and is under 10MB → Supported formats: JPG, PNG, GIF

References

• API Documentation: references/api.md
• Ghost Official Docs: https://ghost.org/docs/admin-api/