Trade on what happens next

Back your take on sports, crypto, politics, and culture — and get paid when you're right. Every market is a simple yes-or-no question. Buy in for cents, cash out at $1.00 when your call lands. The live price is the crowd's real-time odds, so you can see exactly what the market thinks and trade the moment it's wrong.

Sign in with an email, add some USDC, and place your first trade in under a minute — no crypto know-how required.

Start trading API reference

GuidesFor traders. Create an account, deposit USDC, place your first order, and understand how markets resolve and pay out.

DevelopersFor builders, LPs, and market makers. Authenticate, read markets, place orders programmatically, and run an LP bot.

API referenceThe full interactive OpenAPI reference for the Parti API and deposit service — every public endpoint, its params, and response schemas.

Where to go next

• New to Parti? Start with Getting started, then How prediction markets work.
• Building on Parti? Read the developer overview and the Quickstart.
• Providing liquidity or making markets? See LP integration and market maker onboarding.
• Need the exact contract? The API reference documents every public endpoint — URL, parameters, and responses.

Just want to try it?

Sign in with your email or a social login at parti.com — a wallet is created for you automatically. Deposit some USDC, pick a market, and tap Buy. No crypto experience required.