How to Convert Image Formats with OpenClaw
Convert image formats with OpenClaw and ToolRouter. Optimize images for any platform.
Tool
OpenClaw automates format conversion across entire image libraries in structured batch operations. Define conversion rules -- PNG to WebP at 85 quality, JPEG to AVIF at 80 -- and process thousands of files with consistent settings. Output includes file size comparison reports and organized directory structures by format.
Connect ToolRouter to OpenClaw
1Install the CLI
npm install -g toolrouter-mcp2Call tools directly from OpenClaw
toolrouter-mcp call web-search search --query "AI tools"
toolrouter-mcp toolsSteps
Once connected (see setup above), use the Image Ops tool:
- Ask OpenClaw: "Convert this image from PNG to WebP"
- OpenClaw processes the conversion and returns the result
- Request conversions in additional formats as needed
- Compare file sizes to validate the optimization benefit
Example Prompt
Try this with OpenClaw using the Image Ops tool
Convert our blog hero images from JPEG to WebP. Report the file size reduction.
Tips
- Test converted images visually to ensure acceptable quality at lower file sizes
- Ask for format recommendations based on image content type
- Maintain originals as masters and generate web formats as derivatives