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ArcadeIndex

io.arcadeindex/catalog · v1.6.0

Measured by MCP Station

Instruction-like text was found in play_game. This is a pattern match, not a verdict. What we look for

Description written by the publisher, not verified

Find free browser games re-checked playable within 8 days, by genre, mood, age rating and players.

Connect

claude mcp add --transport http catalog https://arcadeindex.io/mcp/catalog

{
  "mcpServers": {
    "catalog": {
      "url": "https://arcadeindex.io/mcp/catalog"
    }
  }
}

Tools as reported by the server

• search_games
  Find web games from a natural-language query plus optional filters (genre, mood, session length, players, quality, content rating, difficulty, inputs). Phrases like 'for kids', '2 player', 'under 10 minutes', 'not a shooter', 'easy' or 'chill' are turned into filters (echoed as interpreted_filters);
• get_game
  Full details of one game by id or {slug}-{id}. Aliased ids resolve to the canonical game (requested_id is set). Also returns listing-only, stale or suspect games: do NOT present play_url as instantly playable unless play_ready is true. Errors: NOT_FOUND (unknown, unavailable or not public), GONE (de
• trending
  Games trending over the last day or week (genre scope when genre is set). trending_basis says whether play data or the recency fallback was used. Returns only published, playable games verified within the last 8 days (listing-only games with include_listing_only=true; plays=here or plays=developer_s
• games_like
  Games similar to an anchor game, ordered by similarity, each with similarity_reasons. Returns only published, playable games verified within the last 8 days (listing-only games with include_listing_only=true; plays=here or plays=developer_site picks one kind). content_rating_max defaults to teen. Ze
• random_game
  One random eligible game for 'surprise me' flows; pass seed for a deterministic pick. Never returns Mature games. Zero eligible games gives game: null with code NO_MATCHES and relaxations.
• new_games
  Games published in the last 30 days, newest first. Returns only published, playable games verified within the last 8 days (listing-only games with include_listing_only=true; plays=here or plays=developer_site picks one kind). content_rating_max defaults to teen. Zero results is a success with code N
• play_game
  Play an ArcadeIndex game right inside the chat. Pass game_id (an id, {slug}-{id}, or a game's url from search_games, trending, games_like or new_games results) or query (the top search hit is played; a game that only plays on its developer's site comes back as link_out). Hosts that support MCP Apps

Website · JSON · Text for agents · Registry updated 2026-10-23