Simplifying Web3 development

Building in Web3 can be complex. Circle simplifies it with a suite of developer tools designed to help you build delightful Web3 apps fast. With our APIs and SDKs you can take your idea to market quickly without compromising security or reliability.

Programmable Wallets Beta

Seamlessly embed Web3 wallets and blockchain transactions into your app with our Wallet as a Service solution. Now available in open beta.

Smart Contract Platform Beta

Embed innovative blockchain experiences into your app with our Smart Contract Platform. Import, deploy, interact, and manage smart contracts with ease using familiar APIs. Now available in open beta.


Streamline smart contract development, testing, and deployment by automating the key stages of the build process with our open-source tool.

Cross-Chain Transfer Protocol

Natively move USDC between supported blockchains securely with our permissionless on-chain utility.


Developer Resources

Check out our developer docs, join our community, and learn about the tools we have available for developers.