Tools / Video Editor / Use Cases / Add Captions and Subtitles

Add Captions and Subtitles

Automatically transcribe video audio and burn in captions or subtitles for accessibility and engagement.

Tool
Video Editor icon
Video Editor

Captions are no longer optional. Most social media videos are watched with sound off, accessibility requirements mandate captions, and search engines can index caption text for better discoverability. But manually transcribing and timing captions is tedious and error-prone.

ToolRouter's transcribe_video skill automatically generates accurate transcriptions with precise timestamps. Then edit_footage burns the captions directly into the video with your choice of styling — font, size, position, and color. The result is a captioned video ready for any platform without manual transcription or SRT file management.

This is critical for social media content creators who need captions for muted autoplay, businesses meeting accessibility compliance requirements, and international brands creating subtitled versions of their content for different markets.

Agent Guides

Claude

  1. Connect ToolRouter: claude mcp add toolrouter -- npx -y toolrouter-mcp
  2. Start with transcription: "Transcribe this video and generate captions"
  3. Claude runs transcribe_video and returns the timestamped transcript
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ChatGPT

  1. Configure ToolRouter in ChatGPT via MCP settings
  2. Ask: "Transcribe this video and add captions"
  3. ChatGPT transcribes the audio and presents the text for review
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Copilot

  1. Add ToolRouter to Copilot MCP config
  2. In Copilot Chat: "Transcribe and caption this tutorial video"
  3. Copilot generates the transcription via ToolRouter
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OpenClaw

  1. Connect ToolRouter: openclaw mcp add toolrouter -- npx -y toolrouter-mcp
  2. Provide the video: "Transcribe and add captions to this webinar recording"
  3. OpenClaw transcribes the audio and generates captions
Read full guide →

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