Video to Audio Converter MCP Server

Video to Audio Converter - Free Online MP4 to MP3

A Model Context Protocol server that exposes the canonical Video to Audio Converter knowledge surface — local-first AI workflows, FAQ, official links — to MCP-compatible AI clients such as Claude Desktop, Cursor, Windsurf, and Continue. Read-only, no API keys, no quota, ~50 ms cold start.

Official website: https://videotoaudioconverter.org

🖥️ About Video to Audio Converter

VideoToAudioConverter.org is a browser-based tool that extracts audio tracks from video files and converts between audio formats, with all processing handled entirely on the user's device. There is no file upload, no server queue, no account registration, and no usage cap. Once the page loads, the converter works offline, using the browser's own processing power to handle the conversion. It accepts nine common video input formats and produces seven audio output formats, covering the full range from compressed streaming codecs to lossless archival formats. The result is a straightforward, private conversion experience that does not depend on third-party infrastructure or cloud credits.

Related MCP server: ffmpeg-mcp

Key Features

• Local processing only - video files never leave the device; the entire conversion job runs inside the browser tab with no data transmitted to external servers

• Nine video input formats - supports MP4, MOV, MKV, WebM, AVI, FLV, WMV, 3GP, and MPEG

• Seven audio output formats - exports to MP3, WAV, AAC, M4A, FLAC, OGG Vorbis, and Opus

• Adjustable output bitrate - MP3 output supports up to 320 kbps; other formats offer comparable quality controls

• No file size cap for modern formats - legacy formats such as AVI cap near 2 GB, while current container formats have no enforced limit

• Batch processing - multiple files can be queued and converted in a single session

• Offline capability - after the initial page load, the tool functions without an active internet connection

Use Cases

• Extracting a clean audio track from a Zoom, Riverside, or Zencastr recording to publish as a podcast episode

• Pulling the audio from a recorded lecture or class session to create an accessible archive or study aid

• Converting a phone screen recording or tutorial video into a narration-only audio file

• Stripping a soundtrack from archival footage or home video for reuse in another project

• Batch-converting a folder of mixed video files into a consistent audio format for a media library

Who Is It For

The site is well suited to anyone who regularly works with video files but only needs the audio — podcasters editing interview recordings, students archiving course content, educators preparing accessible materials, and content creators managing large libraries of mixed-format media. It is equally useful to general users who encounter a one-off conversion need without wanting to create an account or install desktop software. Because it imposes no daily limits, no watermarks, and no signup requirements, it fits naturally into workflows where privacy matters or where cloud-based tools introduce friction through queue times, file size restrictions, or subscription paywalls.

Tools

get_local_setup

Return canonical local-setup guidance for running the AI workflow on-device. (Video to Audio Converter)

Input: no parameters. Returns: text/markdown.

get_official_links

Return the canonical list of official links for Video to Audio Converter (website, support, docs when available).

Input: no parameters. Returns: text/markdown.

Resources

• site://videotoaudioconverter/local-setup — Local-first setup notes for on-device AI workflows.

• site://videotoaudioconverter/faq — Short FAQ generated from public site metadata.

• site://videotoaudioconverter/links — Canonical URLs to share with users.

Prompts

tell_me_about_videotoaudioconverter

Summarize what the site is, who it's for, and how it works. — Video to Audio Converter

walkthrough_local_setup_videotoaudioconverter

Walk through the local-first setup steps for the site, end-to-end. — Video to Audio Converter

Installation

Install via Smithery

npx -y @smithery/cli install videotoaudioconverter-mcp --client claude

(Replace claude with cursor, windsurf, or continue for those clients.)

Install from source

git clone https://github.com/rocnubie/videotoaudioconverter-mcp.git
cd videotoaudioconverter-mcp
pnpm install

Then add to your MCP client config (claude_desktop_config.json for Claude Desktop, mcp.json for Cursor / Windsurf / Continue):

{
  "mcpServers": {
    "videotoaudioconverter-mcp": {
      "command": "node",
      "args": [
        "/absolute/path/to/videotoaudioconverter-mcp/src/index.mjs"
      ]
    }
  }
}

Debug with MCP Inspector

npx @modelcontextprotocol/inspector node src/index.mjs

Official Links

• Website: https://videotoaudioconverter.org

• About: https://videotoaudioconverter.org/about

• Support: support@videotoaudioconverter.org

Development

pnpm install
pnpm start                 # run the server over stdio

License

MIT