An open, full-stack platform to build on-chain
Circle’s stablecoins and development tools make it faster, easier, and safer to build scalable apps and bring the benefits of blockchain to your business.
One platform to serve global users
Web3 Services
Composable APIs and SDKs to bring any web or mobile app on-chain.
Programmable Wallets
Embed secure, frictionless wallets tailored to your app. Empower users to send, receive, and transact with digital assets. Free to launch, pay-as-you-go.1
Smart Contract Platform
Create, deploy, and manage smart contracts effortlessly. Build quickly with end-to-end tooling and audited templates. Free to launch, pay as you go.2
Stablecoin protocols
Open infrastructure for programmable money on public blockchains.
Power US dollar payments and financial services in your app globally. Integrate via Web3 Services or on-chain primitives.
Power euro payments and financial services in your app globally. Integrate via Web3 Services or on-chain primitives.
Blockchain networks
Circle’s platform is credibly neutral and supports a wide range of blockchain networks. Build once and deploy rapidly across multiple blockchains to scale your reach.
Build with confidence
Documentation
Dive into the technical details to start building now
Tutorials
Follow step-by-step guides to get to market faster
Blog
Explore use cases, recent updates, and success stories
Join Discord
Connect with like-minded builders
USDC Grant Program
Support for early-stage projects solving real-world problems with USDC
Circle Credits Program
Lower the cost of building on-chain apps so you can quickly get to market
Circle Research
Open-source contributions to the public good to accelerate crypto innovation
Join our thriving community
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1 With Programmable Wallets, your first 1,000 Monthly Active Wallets are free every month. Receive reduced fee tiers on wallet pricing as you scale. See more.
2 With Smart Contract Platform, your first 25,000 monthly API calls are free every month. Earn deep discounts as you scale. See more.