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doublegate/CyberChef-MCP

Model Context Protocol server for CyberChef — exposes GCHQ's "Cyber Swiss Army Knife" as AI-agent tools: 504 operations across encryption, encoding, compression and forensics, on M

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Our verdict

Not reviewed yet

We have not reviewed doublegate/CyberChef-MCP yet

No one at Enterprise DNA has checked this listing against its sources. The description comes from public listings gathered automatically. Any fact below shows where it came from and when it was last checked.

How we review records

From the listing

About doublegate/CyberChef-MCP

Model Context Protocol server for CyberChef, exposing GCHQ's Cyber Swiss Army Knife as AI-agent tools. It provides 504 operations across encryption, encoding, compression, and forensics, using MCP protocol revision 2026-07-28.

Best for

Developers building AI agents that need broad cyber operations without custom tooling

Use cases

  • Add encryption and encoding tools to AI agents
  • Perform forensic data analysis within agent workflows
  • Compress or decompress data programmatically via MCP

Notes

19 stars on GitHub. Last updated 2026-09-13. Licensed GPL-3.0.

Pros

  • Covers 504 CyberChef operations in one integration
  • Standard MCP protocol enables use with multiple agent frameworks
  • Open source with a permissive license

Cons

  • Small community (19 stars) suggests limited adoption and support
  • Requires an MCP-compatible client to be useful
  • No explicit versioning or release history provided

Key facts

What we have checked

Not checked yet. Dated facts such as prices, releases and repository activity appear here once we have confirmed them from a source.

How to use

How to set it up

As the listing publishes it. We have not run this install.

Install

npx cyberchef-mcp

Clients the listing names (not checked here)

Claude Desktop, Claude Code, Cursor

Install

Add doublegate/CyberChef-MCP to your client

Not verified yet

Our lab has not run this server yet. "Config checked" on a client means the recipe matches that client's documented config format; it does not mean we ran it.

Claude Code

Config checked

Run in your terminal (runs on your computer)

claude mcp add --transport stdio doublegate-cyberchef-mcp -- npx -y cyberchef-mcp@4.2.0

Version 4.2.0 · From the Official MCP registry, read · Format checked against Claude Code's config docs

Claude Desktop

Config checked

Add to claude_desktop_config.json (runs on your computer)

{
  "mcpServers": {
    "doublegate-cyberchef-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "cyberchef-mcp@4.2.0"
      ]
    }
  }
}

Version 4.2.0 · From the Official MCP registry, read · Format checked against Claude Desktop's config docs

Cursor

Config checked

Add to .cursor/mcp.json (runs on your computer)

{
  "mcpServers": {
    "doublegate-cyberchef-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "cyberchef-mcp@4.2.0"
      ]
    }
  }
}

Version 4.2.0 · From the Official MCP registry, read · Format checked against Cursor's config docs

VS Code

Config checked

Add to .vscode/mcp.json (runs on your computer)

{
  "servers": {
    "doublegate-cyberchef-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "cyberchef-mcp@4.2.0"
      ]
    }
  }
}

Version 4.2.0 · From the Official MCP registry, read · Format checked against VS Code's config docs

Codex

Config checked

Add to ~/.codex/config.toml (runs on your computer)

[mcp_servers.doublegate-cyberchef-mcp]
command = "npx"
args = ["-y", "cyberchef-mcp@4.2.0"]

Version 4.2.0 · From the Official MCP registry, read · Format checked against Codex's config docs

  • ChatGPT: ChatGPT connects only to remote servers that need no API key.

Recipes come from the server's entry in the official MCP registry. Check the package name before you run it, and keep keys out of shared files.

Works with

What doublegate/CyberChef-MCP connects to

5 clients, each with how we know and when we checked.

Works withTypeHow we knowChecked
Claude CodeClientInstall recipe matches the client's documented formatRuns locally, version 4.2.0Config checkedClaude Code docs
Claude DesktopClientInstall recipe matches the client's documented formatRuns locally, version 4.2.0Config checkedClaude Desktop docs
CursorClientInstall recipe matches the client's documented formatRuns locally, version 4.2.0Config checkedCursor docs
VS CodeClientInstall recipe matches the client's documented formatRuns locally, version 4.2.0Config checkedVS Code docs
CodexClientInstall recipe matches the client's documented formatRuns locally, version 4.2.0Config checkedCodex docs

Sources

Where this comes from

No sources recorded yet. Each source we check is listed here with the date we checked it.

A source shows what was published when we checked it. It does not certify security, performance or a working installation. Read our method.

Changelog

What changed

No changes recorded yet. Releases, price changes and deprecations appear here, with their dates, once we track them for this record.

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