An all-in-one intelligent tool that automatically completes cover base image generation, smart cropping, multi-ratio adaptation, and share card generation.
Core Features
- Smart Base Image Generation: Automatically selects the best size and ratio, supporting multiple styles
- Smart Cropping: Supports multiple cropping modes including center, golden ratio, and saliency detection
- Multi-Scheme Preview: Generates multiple cropping schemes at once for selection
- Share Card Sync: Automatically generates a matching 1:1 share card
- One-Click Output: Simultaneously exports the main article cover (2.35:1), secondary article cover (1:1), and share card (1:1)
How to Use
Method 1: Use the style system (recommended ⭐)
The style system provides 5 preset styles and automatically generates high-quality cover prompts.
Basic Usage
生成封面：智谱上市579亿，使用专业科技风格，副标题是GLM-4.7实测
5 Style Options
| Style | Applicable Scenarios | Example |
|---|---|---|
| Professional Tech | Technical articles, AI topics, programming tutorials | 生成封面：AI架构设计，使用专业科技风格 |
| Fresh and Lively | Life sharing, study notes, growth records | 生成封面：我的学习笔记，使用清新活泼风格 |
| Minimalist | Philosophical reflections, in-depth viewpoints, minimalism | 生成封面：技术的本质，使用简约极简风格 |
| Warm and Healing | Emotional articles, growth insights, life stories | 生成封面：与自己和解，使用温暖治愈风格 |
| Business Professional | Business analysis, data reports, market research | 生成封面：2024市场分析，使用商务专业风格 |
Automatic Style Matching
If no style is specified, the system will automatically match the most suitable style based on the title:
生成封面：我的AI学习笔记
# 系统自动匹配为"清新活泼"风格
生成封面：GLM-4.7技术深度解析
# 系统自动匹配为"专业科技"风格
Method 2: Use traditional prompts
You can also directly describe the desired cover effect:
Basic Usage
生成一个科技感的公众号封面，主题是AI人工智能，蓝紫色调
Specify Style
生成一个温暖治愈风格的公众号封面，主题是生活感悟，暖色调渐变
Specify Cropping Scheme
生成公众号封面，主题是职场成长，使用黄金比例裁剪
Method 3: Direct Command-Line Invocation
# 使用风格系统
python .claude/skills/cover-generator/scripts/cover_generator.py \
--use-style \
--title "智谱上市579亿" \
--style tech \
--subtitle "GLM-4.7实测"
# 自动匹配风格
python .claude/skills/cover-generator/scripts/cover_generator.py \
--use-style \
--title "我的学习笔记" \
--style auto
# 使用传统提示词
python .claude/skills/cover-generator/scripts/cover_generator.py \
"科技感渐变背景，中央有公司Logo"
Full Parameters
{
"use_style": true,
"title": "智谱上市579亿",
"style": "tech",
"subtitle": "GLM-4.7实测",
"scene_type": "cover",
"crop_mode": "smart",
"generate_share_card": true
}
Typical Scenarios
- Official Account Article Cover: Generates a 2.35:1 cover suitable for the main article
- Series Article Covers: Series covers with a consistent style
- Event Poster Covers: Cover cards with title text
- Multi-Platform Adaptation: Simultaneously generates multiple sizes for Official Accounts, Xiaohongshu, and Weibo
Design Principles
- Intelligently identifies the subject position to avoid cropping out key content
- The main article cover (2.35:1) and share card (1:1) are visually unified
- Key content is placed in the safe area by default (central 60%)
- Supports multiple cropping modes to adapt to different content layouts
🔄 Fallback Options When AI Image Generation Fails
When the AI image generation service (Doubao API) is unavailable, you can use the following fallback options:
Option 1: Use a solid color/gradient background (recommended ⭐)
Applicable Scenarios: Quickly generate a simple cover without AI image generation
Advantages：
- ✅ No API calls required, 100% available
- ✅ Fast generation, < 1 second
- ✅ Supports all 5 styles
- ✅ Clear text with strong readability
How to Use：
生成纯色背景封面：AI技术趋势，使用专业科技风格
Technical Implementation：
- Use Pillow to generate a layered gradient background
- Automatically select a color scheme based on style
- Intelligently lay out title text
Option 2: Online design tools
Canva - https://www.canva.cn
- ✅ Dedicated WeChat Official Account cover template library (900×383)
- ✅ Drag-and-drop editing, easy to use
- ✅ A large number of free design elements
- ✅ Supports team collaboration
Gaoding Design - https://www.gaoding.com
- ✅ Specially optimized for WeChat Official Account covers
- ✅ Provides industry template categories
- ✅ Brand color management and reuse
Chuangkit - https://www.chuangkit.com
- ✅ Massive free templates
- ✅ Quickly generate and download
- ✅ Supports sizes for multiple social platforms
Option 3: Use local tools
PowerPoint / Keynote
- ✅ Quickly create covers
- ✅ Rich library of shapes and icons
- ✅ Can be exported as images
Figma / Sketch
- ✅ Professional-grade design tools
- ✅ Precisely control every element
- ✅ Can create reusable templates
Photoshop / GIMP
- ✅ Powerful image editing capabilities
- ✅ Advanced special effects and filters
- ✅ Professional output quality
Option 4: Use preset templates
We provide a preset template library (coming soon):
- 5 styles × 10 color schemes = 50 preset templates
- Can be used by directly replacing the text
- Suitable for rapid batch generation
Option selection recommendations
| Scenario | Recommended option | Reason |
|---|---|---|
| Urgent cover | Solid color/gradient background | No waiting, generate immediately |
| Daily use | Canva | Rich templates, easy to use |
| Professional design | Figma | Precise control, reusable |
| Batch generation | Preset templates | Fast and consistent |
| High quality | Photoshop | Professional output |
How to determine whether AI image generation is available
Method 1: Try generating a simple cover
生成封面：测试
Method 2: Check the error message If you see the following errors, the API is unavailable:
- "Invalid API key"
- "Generation failed: network error"
- "AI image generator not configured"
Method 3: Check the API configuration
# 检查环境变量
echo $DOUBAO_API_KEY
# 检查配置文件
cat .claude/skills/image-generation/config/config.yaml
Temporary solutions
If AI image generation is temporarily unavailable, you can:
-
Use a solid color background: specify in the command
生成纯色背景封面：标题，使用专业科技风格 -
Use online tools：
- Visit Canva:https://www.canva.cn
- Search for "WeChat Official Account cover"
- Choose a suitable template
- Replace the text and download
-
Contact technical support：
- Check the API Key configuration
- Confirm the network connection
- Try refreshing the API Key