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Lassocut MCP Server

Developer ToolsLow Risk10.0MCP RegistryLocal
Free

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Remove image backgrounds from AI assistants with a LassoCut account (files, folders, URLs).

About

Remove image backgrounds from AI assistants with a LassoCut account (files, folders, URLs).

Security Report

10.0
Low Risk10.0Low Risk

Valid MCP server (2 strong, 0 medium validity signals). No known CVEs in dependencies. Package registry verified. Imported from the Official MCP Registry.

8 files analyzed · 1 issue found

Security scores are indicators to help you make informed decisions, not guarantees. Always review permissions before connecting any MCP server.

Permissions Required

This plugin requests these system permissions. Most are normal for its category.

file_system

Check that this permission is expected for this type of plugin.

env_vars

Check that this permission is expected for this type of plugin.

Shell Command Execution

Runs commands on your machine. Be cautious — only use if you trust this plugin.

What You'll Need

Set these up before or after installing:

Optional LassoCut API key (otherwise use the sign_in tool)Required

Environment variable: LASSOCUT_API_KEY

How to Install

Add this to your MCP configuration file:

{
  "mcpServers": {
    "io-github-jaupin94-lassocut-mcp": {
      "env": {
        "LASSOCUT_API_KEY": "your-lassocut-api-key-here"
      },
      "args": [
        "-y",
        "lassocut-mcp"
      ],
      "command": "npx"
    }
  }
}

Documentation

View on GitHub

From the project's GitHub README.

LassoCut MCP

Remove image backgrounds from your AI assistant with a LassoCut account. The API is compatible with the remove.bg API.

What it does

Ask Claude (or any MCP-compatible assistant) to cut out product photos, portraits, whole folders, or images from a URL. Results are saved next to the originals as <name>-no-bg.<ext> and existing files are never overwritten — a name already taken gets -2, -3, and so on instead.

By default, every image is processed as a low-cost preview (0.25 credit, 50 free a month, up to 10 a day). Full-size output costs 1 credit per image and is only used when you explicitly ask for it; above 10 full-size images, the assistant must show you the cost and get your OK first.

Install

Claude Desktop: download lassocut.mcpb and double-click it.

Claude Code:

claude mcp add lassocut -- npx -y lassocut-mcp

On Windows: claude mcp add lassocut -- cmd /c npx -y lassocut-mcp

Cursor / Windsurf (or any other MCP client that reads a JSON config):

{ "mcpServers": { "lassocut": { "command": "npx", "args": ["-y", "lassocut-mcp"] } } }

Requires Node.js 20 or later.

Sign in

You need a LassoCut account and API key. Three ways to connect:

  1. Ask the assistant to sign in. It calls the sign_in tool, which opens the LassoCut approval page in your browser and returns the approval link and a short code right away. Approve the connection in the browser, then ask the assistant to check your credits (get_credits) — the key is saved automatically in the background (the approval window stays open for a few minutes).
  2. Already signed in with the lassocut command-line tool? This connector reads the same saved key from lassocut login, so no extra step is needed.
  3. Set the LASSOCUT_API_KEY environment variable (or the api_key field in Claude Desktop's extension settings) to a key from your LassoCut account page. This always takes precedence over a signed-in key.

Tools

remove_background

Remove the background of one or more images.

ParameterDescription
imagesA file path, a folder path (its images, not subfolders), an http(s) URL, or a list of any of these. Up to 50 per call.
sizepreview (default) or full.
backgroundtransparent (default), a hex color such as #ffffff, or a color name.
formatpng (default), jpg, or webp.
cropCrop the result to the subject.
output_dirWhere to save results. Must be an absolute path (~ is expanded). If omitted: next to each original file, or your Downloads folder (falling back to your home folder) for images fetched from a URL.
confirm_costSet to true only after the user has confirmed the cost of a full-size request over 10 images.

Files larger than 22 MB are skipped. Up to 3 small thumbnails are returned inline with the result.

get_credits

Shows your current credit balance and the free previews available now (50 a month, up to 10 a day).

sign_in

Connects a LassoCut account: opens the approval page in your browser and returns immediately with the link and code so you can approve at your own pace. Pass force: true to switch to a different account.

Credits and safety

  • Previews are the default everywhere; full-size output is never used unless asked for.
  • Requesting full size for more than 10 images at once requires an explicit confirmation, with the cost shown up front.
  • If your balance is too low for a full-size request, it is refused before any image is sent.
  • Files are only ever sent to the LassoCut API — see Privacy below.

Privacy

Images are sent only to the LassoCut API to remove their background; they are not sent anywhere else. See the LassoCut privacy policy for details.


remove.bg is a trademark of Canva Austria GmbH. LassoCut is an independent product of JAUPIN Design LLC and is not affiliated with, endorsed by, or sponsored by Canva or remove.bg.

License

MIT — see LICENSE.

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