dashscope-imagegen

Generate images using Alibaba Cloud DashScope wan2.6-t2i model (通义万相 2.6).

Usage

python3 ~/.openclaw/scripts/dashscope-imagegen.py "your prompt here" [options]

Options

• --size SIZE — Image size, e.g. 1024*1024, 1280*720, 720*1280 (default: 1024*1024)
• -n N — Number of images (default: 1)
• --negative "text" — Negative prompt
• -o DIR — Output directory (default: current dir)
• --url-only — Only print image URLs without downloading

Examples

# Generate and download
python3 ~/.openclaw/scripts/dashscope-imagegen.py "一只可爱的橘猫坐在书桌上" -o /tmp

# URL only
python3 ~/.openclaw/scripts/dashscope-imagegen.py "sunset over mountains" --url-only --size 1280*720

# With negative prompt
python3 ~/.openclaw/scripts/dashscope-imagegen.py "professional headshot" --negative "cartoon, anime, low quality"

Supported Sizes

Total pixels must not exceed ~1.5M. Common sizes:

• 1024*1024 (1:1)
• 1280*720 (16:9)
• 720*1280 (9:16)
• 1024*768 (4:3)
• 768*1024 (3:4)

Environment

Requires DASHSCOPE_API_KEY environment variable (set in ~/.openclaw/.env).

Notes

• Async API: submits task, polls for completion (~10-20s)
• Output is PNG
• Chinese and English prompts both work well
• prompt_extend is enabled by default for better results