onGame CLI + MCP

A game studio.
In your hands.

Research, game design, art, audio and playtesting, inside the coding agent you already use. You’re the creative director.

Discover the Publishing Cohort
Choose your coding agent

Install with one command.

Install on
Choose an operating system

Choose the computer you’ll install on to get the command.

Run in your terminal to add onGame CLI + MCP to Claude Code.

01 Sign in to onGame

Run in your terminal to connect your account.

ongame-cli login

02 Make your first game

In a new Claude Code session, open your game folder and try:

/make-game a cozy puzzle game

You bring the idea.
We help you take it further.

From the first concept to the finishing touches.

01 / Research

Find your edge.

Explore the market, study standout games and shape a concept with a clear point of view.

02 / Design & Code

Make it play your way.

Turn your vision into mechanics, levels and working code. Build around what makes your game yours.

03 / Art & Sound

Give it a world of its own.

Create 2D and 3D art, animation and audio around one creative direction, ready for your game.

04 / Playtest & Polish

Make every interaction count.

Refine controls, balance the challenge and playtest the details that make a game feel great.

Explore CLI + MCP
ONGAME PUBLISHING · FIRST COHORT

A new chapter.
By invitation.

We’re handpicking creators building games we believe in. An invitation to our first Publishing Cohort puts the onGame publishing team in your corner.

A seat at the table.

Work directly with the onGame publishing team.

Support behind your ambition.

Funded player testing, launch support and a plan to grow.

Your next circle.

Build alongside a handpicked group of creators.

Explore Publishing
Individually selected. Personally supported.Make your game. Make your mark.
INTRODUCING THE ONGAME GAME MODEL

The world’s first
game model.

Today’s AI can write a game’s code. It can’t tell you if the game is fun. We’re building the first and only model that truly understands games — how they play, why they work and what keeps players coming back.

  • It sees the game, not just the code.

    Mechanics, pacing, feel and flow — understood as one.

  • Built for one thing: games.

    Not a general model stretched to fit. Made for play.

  • Coming to onGame first.

    Your games will be the first to feel the difference.

The first model that understands games.Stay tuned.
START CREATING

Big ambitions.
A small first step.

Get the production power to bring your ideas to life, a community to grow with, and a path to onGame Publishing.

Your ideas are worth making.Make something with your name on it.

Creator

YOUR NEXT CHAPTER

$20/ month

  • AI game production, from concept to release
  • Market insight, game design & balancing
  • 2D & 3D art, animation and sound
  • AI asset-generation credits included
  • Creator community & game discovery
  • Consideration for the Publishing Cohort
Start creating

You’ve played great games.
Now make one.

The next game people fall in love with could be yours.