SERVER

CTFd

Rank #6,433

io.github.MrJamescot/ctfd-mcp-server

MCP server for CTFd v3: list challenges, submit flags, and query scoreboards via AI agents.

3 versions

6 GitHub stars

by MrJamescot (1 servers)View repository ↗Claim this server

First listed

Jun 8, 2026

Last publish date

Sep 21, 2026

OVERVIEW

CTFd is a Model Context Protocol (MCP) server published by MrJamescot. It ranks #6,433 of 137,875 servers tracked on MCP Toplist, and its repository has 6 GitHub stars. CTFd is listed across 2 registries — Official MCP and Glama, with 3 tracked versions. It was first listed on Jun 8, 2026 and most recently updated on Sep 21, 2026.

STANDING

#6,433of 137,875 tracked serversTop 5%

Ranks ahead of 131,442 of 137,875 servers on MCP Toplist.

CONNECT

Use CTFd

API keyNeeds credentials

Requires user-supplied configuration before first use — typically an API key, token or connection string set via environment variables.

Python package (PyPI)

claude mcp add ctfd-mcp-server -e "CTFD_BASE_URL=<your CTFD_BASE_URL>" -e "CTFD_ADMIN_TOKEN=<your CTFD_ADMIN_TOKEN>" -e "CTFD_SESSION_COOKIE=<your CTFD_SESSION_COOKIE>" -e "CTFD_USERNAME=<your CTFD_USERNAME>" -e "CTFD_PASSWORD=<your CTFD_PASSWORD>" -e "CTFD_HTTP_TIMEOUT=<your CTFD_HTTP_TIMEOUT>" -- uvx ctfd-mcp-server

Replace each placeholder with your own value before saving.

Python package (PyPI)

[mcp_servers.ctfd-mcp-server]
command = "uvx"
args = ["ctfd-mcp-server"]

[mcp_servers.ctfd-mcp-server.env]
CTFD_BASE_URL = "<your CTFD_BASE_URL>"
CTFD_ADMIN_TOKEN = "<your CTFD_ADMIN_TOKEN>"
CTFD_SESSION_COOKIE = "<your CTFD_SESSION_COOKIE>"
CTFD_USERNAME = "<your CTFD_USERNAME>"
CTFD_PASSWORD = "<your CTFD_PASSWORD>"
CTFD_HTTP_TIMEOUT = "<your CTFD_HTTP_TIMEOUT>"

Add to ~/.codex/config.toml. Replace each placeholder with your own value before saving.

Python package (PyPI)

{
  "mcpServers": {
    "ctfd-mcp-server": {
      "command": "uvx",
      "args": [
        "ctfd-mcp-server"
      ],
      "env": {
        "CTFD_BASE_URL": "<your CTFD_BASE_URL>",
        "CTFD_ADMIN_TOKEN": "<your CTFD_ADMIN_TOKEN>",
        "CTFD_SESSION_COOKIE": "<your CTFD_SESSION_COOKIE>",
        "CTFD_USERNAME": "<your CTFD_USERNAME>",
        "CTFD_PASSWORD": "<your CTFD_PASSWORD>",
        "CTFD_HTTP_TIMEOUT": "<your CTFD_HTTP_TIMEOUT>"
      }
    }
  }
}

Add to claude_desktop_config.json (Settings → Developer → Edit Config). Replace each placeholder with your own value before saving.

Python package (PyPI)

{
  "mcpServers": {
    "ctfd-mcp-server": {
      "command": "uvx",
      "args": [
        "ctfd-mcp-server"
      ],
      "env": {
        "CTFD_BASE_URL": "<your CTFD_BASE_URL>",
        "CTFD_ADMIN_TOKEN": "<your CTFD_ADMIN_TOKEN>",
        "CTFD_SESSION_COOKIE": "<your CTFD_SESSION_COOKIE>",
        "CTFD_USERNAME": "<your CTFD_USERNAME>",
        "CTFD_PASSWORD": "<your CTFD_PASSWORD>",
        "CTFD_HTTP_TIMEOUT": "<your CTFD_HTTP_TIMEOUT>"
      }
    }
  }
}

Add to ~/.cursor/mcp.json (global) or .cursor/mcp.json (per project). Replace each placeholder with your own value before saving.

Python package (PyPI)

{
  "servers": {
    "ctfd-mcp-server": {
      "type": "stdio",
      "command": "uvx",
      "args": [
        "ctfd-mcp-server"
      ],
      "env": {
        "CTFD_BASE_URL": "<your CTFD_BASE_URL>",
        "CTFD_ADMIN_TOKEN": "<your CTFD_ADMIN_TOKEN>",
        "CTFD_SESSION_COOKIE": "<your CTFD_SESSION_COOKIE>",
        "CTFD_USERNAME": "<your CTFD_USERNAME>",
        "CTFD_PASSWORD": "<your CTFD_PASSWORD>",
        "CTFD_HTTP_TIMEOUT": "<your CTFD_HTTP_TIMEOUT>"
      }
    }
  }
}

Save as .vscode/mcp.json in your workspace. Replace each placeholder with your own value before saving.

Python package (PyPI)

{
  "mcpServers": {
    "ctfd-mcp-server": {
      "command": "uvx",
      "args": [
        "ctfd-mcp-server"
      ],
      "env": {
        "CTFD_BASE_URL": "<your CTFD_BASE_URL>",
        "CTFD_ADMIN_TOKEN": "<your CTFD_ADMIN_TOKEN>",
        "CTFD_SESSION_COOKIE": "<your CTFD_SESSION_COOKIE>",
        "CTFD_USERNAME": "<your CTFD_USERNAME>",
        "CTFD_PASSWORD": "<your CTFD_PASSWORD>",
        "CTFD_HTTP_TIMEOUT": "<your CTFD_HTTP_TIMEOUT>"
      }
    }
  }
}

Add to ~/.codeium/windsurf/mcp_config.json. Replace each placeholder with your own value before saving.

Python package (PyPI)

{
  "mcpServers": {
    "ctfd-mcp-server": {
      "command": "uvx",
      "args": [
        "ctfd-mcp-server"
      ],
      "env": {
        "CTFD_BASE_URL": "<your CTFD_BASE_URL>",
        "CTFD_ADMIN_TOKEN": "<your CTFD_ADMIN_TOKEN>",
        "CTFD_SESSION_COOKIE": "<your CTFD_SESSION_COOKIE>",
        "CTFD_USERNAME": "<your CTFD_USERNAME>",
        "CTFD_PASSWORD": "<your CTFD_PASSWORD>",
        "CTFD_HTTP_TIMEOUT": "<your CTFD_HTTP_TIMEOUT>"
      }
    }
  }
}

Replace each placeholder with your own value before saving.

BADGE

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Markdown

[![MCP Toplist](https://mcptoplist.com/badge/io.github.MrJamescot%2Fctfd-mcp-server.svg)](https://mcptoplist.com/server/io.github.MrJamescot%2Fctfd-mcp-server)

HTML

<a href="https://mcptoplist.com/server/io.github.MrJamescot%2Fctfd-mcp-server"><img src="https://mcptoplist.com/badge/io.github.MrJamescot%2Fctfd-mcp-server.svg" alt="MCP Toplist: Top 5% of 137,875" /></a>

Variants: append ?metric=score or ?metric=stars to the image URL.

REGISTRIES

Listed on 2 registries

Glama

Official MCP

ORGANIZATION

MrJamescot

Organization

MrJamescot

Servers in org

Versions across org

VERSIONS

Available versions (3)

Version	Published
1.0.4	Sep 21, 2026
1.0.3	Sep 20, 2026
1.0.2	Sep 20, 2026

FAQ

Frequently asked questions

Who maintains CTFd?: CTFd is maintained by MrJamescot, which publishes 1 MCP server (3 total versions) tracked on MCP Toplist.
Is CTFd listed on the Official MCP Registry?: Yes — CTFd is listed on the Official MCP Registry, alongside Glama.
How many versions does CTFd have?: MCP Toplist tracks 3 versions of CTFd, most recently published on Sep 21, 2026.
Where can I find the source code for CTFd?: The source code for CTFd is hosted at github.com/MrJamescot/ctfd-mcp-server.

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