Products

Embed swaps in your app

Swap

API

Build on Solana

Coming soon
Solana
API

Any token, any chain

Coming soon
Cross-Chain
API

Simplify DeFi with gasless swaps

Gasless
API

Unlock powerful trade insights

Trade Analytics
API

Solutions

Embed swaps in your wallet

Wallets
Solutions

Bring onchain markets to your exchange

Exchanges

Embed swaps in your wallet

Coming soon
Wallets

Settle payments onchain

Coming soon
Payments

Deep liquidity for stablecoins

Coming soon
Stablecoins

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Compliant real-world assets

Coming soon
RWAs

Resources

Industry reports

• The SocialFi Shift
• Monetization across DeFi
• The Onchain Trading Opportunity

Latest 0x news

Blog

Developers

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Get Started:

• Swap API
• Cross-Chain API
• Solana API

Guides:

• Build a token swap
• Monetize your app

Video tutorials:

• Swap API
• Gasless API
• Trade Insights

Full documentation to start integrating

Features you can build

1. Get the quotes you see
2. Activate without a gas token
3. Sponsored first trade to nudge activation
4. Swap and Send, in one transaction
5. Copy trading, creator coins, and prediction markets
6. Cross-chain swaps (Beta)

Real-time pre-trade simulation

0x simulates every trade in real time, catching fee-on-transfer mechanics, tax tokens, and rebase behavior before settlement.

Faster new wallet activation

Wallets that offer gasless swaps see over 2x better user retention.

Sponsor gas in growth campaigns

Cover transaction costs for your users' first swaps.

Swap & Send (Beta)

Users can swap one token and deliver a different token to any wallet address on any chain in a single transaction.

Multi-taker orders

Enable copy-trading and prediction market settlements in one transaction.

What makes it work

• Permit2: Approve once. Get secure, expiring permissions.
• Transaction relay: 0x submits on behalf of users, abstracting gas entirely.
• Integrator fees: Set your own fee rate in the API.
• Multi-fee routing: Split swap fees across multiple recipient addresses.
• Swap & Send: Directly swap and send tokens in one transaction.
• Solana API: 0x's routing quality expanding to Solana.

Built for apps that can't afford execution failures

• Execution quality holds as volume scales
• Industry-leading response times
• Consistent performance from first-time users to high-volume traders
• Built for complex token environments
• Institutional-grade infrastructure
• Low integration risk

Full execution control without the maintenance.

You keep control of your app UI & brand, user relationships, and monetization.

0x handles:

• Liquidity routing across 370+ sources
• Smart contract execution & settlement
• Real-time gas estimation

Go deeper

• Trust Wallet: Read case study
• Base App: Read case study
• Monetization in DeFi: Read report

Ready to make your swap experience a competitive advantage?

0x powers swaps for Trust Wallet, Phantom, MetaMask, Rainbow, Zerion, and more.