State-First Room Backend
PicoMP
Five functions. One room. Shared state for card games, board games, party games, and fast multiplayer prototypes.
JSON in.
JSON out.
PicoMP connects your players instantly.
We handle the complex netcode;
you focus on the gameplay experience.
—5 functions. Complete API.
—One API key. Project-scoped access.
—Hidden session. SDK-owned token.
—Game rules — yours to own.
// 01. Import the SDK import { PicoMP } from '@pico-mp/web'; // 02. Create a client const pico = new PicoMP('pk_live_pico_0x12'); // 03. Create and join a room const room = await pico.createRoom({ maxPlayers: 4 }); await pico.joinRoom(room.code, { name: 'Player 1' }); // 04. Subscribe to state pico.onState('phase', (phase) => render(phase)); // 05. Patch shared state await pico.setState({ phase: 'playing', ready: true });
Live Demo Table
Blackjack Table
Scan the QR, join the same room from your phone, and watch chips, cards, and results sync through PicoMP — no backend code on your side.
PicoMP sync
Actual SDK communication file
1Loading...Room
------
Round
00
Table log
Place chips. Host deals when ready.
Pricing
$0 → $49
Free until you need scale.
Developer
For prototypes & indies
- Up to 50 Concurrent Users
- All SDK Features Included
- Community Support
Production
You're keeping the lights on.
- Up to 10,000 Concurrent Users
- Priority 24/7 Support
- Custom Data Retention
- Advanced Analytics Dashboard