Convert.Online MCP MCP server

An official Model Context Protocol server provided by Convert.Online that allows AI assistants to convert files between over 400 formats including images, videos, audio, documents, and ebooks. It supports OAuth and API key authentication, enabling agents to list formats, upload files, initiate conversions, and retrieve results directly within the chat interface.

Endpoint and access

OAuth sign-in: the first time you connect, your client opens the vendor's own authorization prompt in a browser.

OAuth sign-inEndpoint checked 2026-10-05Operated by Kefalica doo

MCP endpoint (Streamable HTTP)

https://mcp.convert.online

Vendor documentation

What you can do with it

Convert images between formats like HEIC to JPEG
Transform documents such as DOCX to PDF
Convert audio files like M4A to MP3
Process video files like MOV to MP4

Connect from your client

Each snippet registers the same endpoint; pick the client you use.

This server is operated by the named third party. Listing and endpoint checks are not an endorsement or a security audit. Review the operator's permissions, terms, and data handling before connecting. How listings are checked and corrected.

Claude Code

Run this once in a terminal. It registers a Streamable HTTP server. Use --scope project to write .mcp.json for the repo.

Claude Code configuration

claude mcp add --transport http convert-online-mcp https://mcp.convert.online

Codex

Run this once. Codex stores MCP servers in ~/.codex/config.toml (or .codex/config.toml in a trusted project).

Codex configuration

codex mcp add convert-online-mcp --url https://mcp.convert.online

Cursor

Merge this server into .cursor/mcp.json in your project, then enable convert-online-mcp in your MCP settings.

Cursor configuration

{
  "mcpServers": {
    "convert-online-mcp": {
      "url": "https://mcp.convert.online"
    }
  }
}

Cline

Merge this into cline_mcp_settings.json (Cline → MCP Servers → Configure). The type must be streamableHttp for a remote HTTP server.

Cline configuration

{
  "mcpServers": {
    "convert-online-mcp": {
      "type": "streamableHttp",
      "url": "https://mcp.convert.online",
      "disabled": false
    }
  }
}

VS Code

Merge this server into .vscode/mcp.json. Use MCP: List Servers to start convert-online-mcp and inspect its tools.

VS Code configuration

{
  "servers": {
    "convert-online-mcp": {
      "type": "http",
      "url": "https://mcp.convert.online"
    }
  }
}

Gemini CLI

Run this once. It writes .gemini/settings.json in the current project; pass --scope user for ~/.gemini/settings.json.

Gemini CLI configuration

gemini mcp add --transport http convert-online-mcp https://mcp.convert.online

Claude Desktop

Merge this into claude_desktop_config.json (macOS: ~/Library/Application Support/Claude/, Windows: %APPDATA%\Claude\), then restart Claude Desktop.

Claude Desktop configuration

{
  "mcpServers": {
    "convert-online-mcp": {
      "url": "https://mcp.convert.online"
    }
  }
}

Windsurf

Merge this into ~/.codeium/windsurf/mcp_config.json, then refresh MCP in Cascade. Windsurf remote servers use serverUrl, not url.

Windsurf configuration

{
  "mcpServers": {
    "convert-online-mcp": {
      "serverUrl": "https://mcp.convert.online"
    }
  }
}

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