How to Add Background Music with OpenClaw
Add background music with OpenClaw and ToolRouter. AI-mixed audio for professional video content.
Tool
OpenClaw automates background music mixing across multiple videos with consistent volume settings. Define your audio mixing parameters once -- ducking levels, fade durations, volume targets -- and apply them across an entire video library in one batch operation. This systematic approach ensures uniform audio quality across all your published content.
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 Video Editor tool:
- Provide the video and track: "Add background music to this marketing video"
- OpenClaw layers and balances the audio
- Adjust: "Add audio ducking during the voiceover sections"
- Finalize the video with polished audio mixing
Example Prompt
Try this with OpenClaw using the Video Editor tool
Add this energetic background track to my marketing video. Auto-duck during voiceover, full volume during transitions. Add 3-second fade-in and 5-second fade-out. Export at original quality.
Tips
- Batch-add music to multiple videos with consistent volume settings
- Specify ducking parameters for professional-sounding audio mixes
- Ask OpenClaw to create versions with different music tracks for A/B testing