Koskamo

Goatcade MCP

An MCP server that allows AI agents to launch and play a variety of free, browser-based arcade games directly within the chat interface. Supported games include city builders, racers, shooters, deckbuilders, solitaire, and more, requiring no downloads or sign-ups.

Endpoint and access

No sign-in to connect and list tools. Individual tools may still need a vendor account, credentials, or permissions; check the documented prerequisites.

Goatcade MCP logo, by GoatcadeVendor evidenceStreamable HTTPNo sign-inEndpoint checked 2026-11-01Operated by Goatcade
MCP endpoint (Streamable HTTP)
https://goatcade.com/mcp
Vendor documentation

What you can do with it

  • Launch browser games like Rad Rush or Last Siren within the AI chat
  • Play card games such as Solitaire or Poker via the agent
  • Access arcade titles like Brick Blitz or Star Goat without leaving the conversation
  • Enable users to play Word Tiles or Mahjong through the MCP interface

Source and maintenance

Vendor evidenceRegistry 2.0.0
mcp-registry: com.goatcade/arcade@2.0.0Project website

Protocol and capabilities

Server
goatcade 2.0.0
MCP protocol
2025-06-18
Tools
2 advertised
Resources
1 advertised
Resource templates
0 advertised
Prompts
Not advertised
Server-advertised capabilities
{
  "tools": {
    "listChanged": false
  },
  "resources": {
    "listChanged": false
  }
}

Server-provided instructions

Untrusted server output shown for inspection. It is not Koskamo guidance and is excluded from knowledge search.

Goatcade is an arcade of real, free browser games. When the user wants to play something, call open_goatcade to show the arcade inside the chat (optionally with a game id). Use list_games to recommend a game.

Tools

2 advertised

open_goatcade — Open Goatcade
Advertised by the server during the last successful anonymous check.
Advertised read-only

Show the Goatcade arcade in the chat: real, free browser games (Rad Rush, atomic-age horde survival; Last Siren, atomic-age survival city builder; Scrap Fury, wasteland combat racer; Nuke Deck, atomic-age roguelike deckbuilder; Solitaire, klondike, spider and freecell; Word Tiles, crossword tile word game vs the computer; Mahjong, mahjong solitaire, every deal winnable; Poker, texas hold'em vs the computer; Bubble Reef, underwater bubble shooter; Brick Blitz, neon brick breaker with bosses; Star Goat, cartoon space shooter with big bosses; Goat Crossing, endless 3d road and river hopper; Geo Quest, learn countries, flags and capitals; Quiz Night, trivia game show, 1,800+ questions; Brain Gym, daily brain workout, 10 mini-games) with a Play button for each. Use this whenever the user wants to play a game, is bored, or asks for Goatcade. Pass `game` to put one game up front; leave it out to show the whole arcade.

open_goatcade input schema
{
  "type": "object",
  "properties": {
    "game": {
      "enum": [
        "rad-rush",
        "last-siren",
        "scrap-fury",
        "nuke-deck",
        "solitaire",
        "word-tiles",
        "mahjong",
        "poker",
        "bubble-reef",
        "brick-blitz",
        "star-goat",
        "goat-crossing",
        "geo-quest",
        "quiz-night",
        "brain-gym"
      ],
      "type": "string",
      "description": "Optional game to feature first."
    }
  },
  "additionalProperties": false
}
open_goatcade annotations
{
  "title": "Open Goatcade",
  "readOnlyHint": true,
  "openWorldHint": false,
  "destructiveHint": false
}
list_games — List Goatcade games
Advertised by the server during the last successful anonymous check.
Advertised read-only

List every Goatcade game with a short description, to help recommend one. Does not show the arcade.

list_games input schema
{
  "type": "object",
  "properties": {},
  "additionalProperties": false
}
list_games annotations
{
  "title": "List Goatcade games",
  "readOnlyHint": true,
  "openWorldHint": false,
  "destructiveHint": false
}

Prompts

Not advertised

No prompt definitions available.

Resources

1 advertised

goatcade-arcade — Goatcade arcade

Advertised by the server during the last successful anonymous check.

goatcade-arcade URI
ui://goatcade/arcade.html

MIME type: text/html;profile=mcp-app

30-day availability

Aggregated from read-only remote checks; this is not a tool-execution or security guarantee.

Successful checks
1 of 1 (100%)
Average latency
270 ms
95th percentile latency
270 ms

Maintenance history

Public check and source-refresh events. Editorial and ownership records remain private.

  • · probe · passed · 270 ms · metadata changed · 2 tool(s), 1 resource(s), 0 resource template(s)

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 the remote server. Use --scope project to write .mcp.json for the repo.
Claude Code configuration
claude mcp add --transport http goatcade-mcp https://goatcade.com/mcp

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 goatcade-mcp --url https://goatcade.com/mcp

Cursor

Merge this server into .cursor/mcp.json in your project, then enable goatcade-mcp in your MCP settings.
Cursor configuration
{
  "mcpServers": {
    "goatcade-mcp": {
      "url": "https://goatcade.com/mcp"
    }
  }
}

Cline

Merge this into cline_mcp_settings.json (Cline → MCP Servers → Configure).
Cline configuration
{
  "mcpServers": {
    "goatcade-mcp": {
      "type": "streamableHttp",
      "url": "https://goatcade.com/mcp",
      "disabled": false
    }
  }
}

VS Code

Merge this server into .vscode/mcp.json. Use MCP: List Servers to start goatcade-mcp and inspect its tools.
VS Code configuration
{
  "servers": {
    "goatcade-mcp": {
      "type": "http",
      "url": "https://goatcade.com/mcp"
    }
  }
}

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 goatcade-mcp https://goatcade.com/mcp

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": {
    "goatcade-mcp": {
      "url": "https://goatcade.com/mcp"
    }
  }
}

Windsurf

Merge this into ~/.codeium/windsurf/mcp_config.json, then refresh MCP in Cascade. Windsurf remote servers use serverUrl, not url.
Windsurf configuration
{
  "mcpServers": {
    "goatcade-mcp": {
      "serverUrl": "https://goatcade.com/mcp"
    }
  }
}

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