Castle Clash
61 playsby Rally
Multiplayer games right in your browser. Describe one to Claude or ChatGPT and Rally makes it real: servers, a link to share, and your group in chat and voice.
Free. No account needed to play.
Free, in your browser, no account needed. Bring your friends.
61 playsby Rally
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Describe a game to Claude or ChatGPT. Rally gives it a real multiplayer engine, servers and a place for people to play it.
Add Rally Studio to Claude, ChatGPT or any app that supports MCP. It uses the plan you already pay for.
Say what you want to make. Your AI builds it in Rally Studio, playtests it with bots and fixes what breaks while you watch.
Ask your AI to publish it and share the link. Friends play right in the browser with no account, even inside a post on X.
Rally Studio’s address for your AI app
https://rally.place/api/mcp
Then try
Make a 3D lava-rise obby on Rally for up to 8 players: the lava climbs every 10 seconds, checkpoints every few platforms, and the last one standing wins.
Every game comes with its people: groups, voice, invites and a link anyone can open.
Every game gets its own page. Friends join in the browser: no download, no account.
Hop into voice with your group, or share your screen while someone else plays.
Send friends an invite straight into your server, and play the next round together.
Give your game or your crew a group: channels, roles and moderation tools built in.
Like a game? When its maker allows it, copy it and make it your own.
Post your game on X and people can play it without leaving the post.
Groups for the games you play and the people you play with: channels, voice and events, from game makers' crews to whole fan communities.
Explore groupsPlay something now, or make the game you and your friends have been talking about.