Bitcoin Capital Markets
Citrea is the Bitcoin application layer, enabling institutions and users to access Bitcoin capital markets.
3 Pillars of Citrea
Citrea exists to close the gap between growing demand for Bitcoin and the network’s lack of native support for Bitcoin applications.
Citrea & Bapps
First ZK rollup on Bitcoin
Citrea is the first fully programmable platform that is secured by Bitcoin. With zero-knowledge technology, Citrea enables Bitcoin applications (₿apps) that bring liquidity, demand and utility to the Bitcoin Network.
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cBTC
Clementine Bridge
Citrea is optimistically verified by the Bitcoin Network thanks to its BitVM-based bridge, Clementine. Citrea BTC (cBTC) is the first trust-minimized Bitcoin on a fully programmable platform.
Clementine Whitepaper
ctUSD
1:1 Fiat-Backed Stablecoin for Bitcoin
ctUSD is the native stablecoin for Bitcoin. It serves as the foundational liquidity layer for Bitcoin applications. ctUSD is designed to align with the forthcoming GENIUS Act guidelines and fully backed by short-term U.S. Treasury bills and cash.
Get ctUSD
Bitcoin-native Applications: ₿apps
A ₿app is a non-custodial application that uses BTC or BTC-denominated assets and is secured by the Bitcoin Network.
Citrea Origins:Bitcoin Incubation Program
Citrea Origins program helps you launch your project on Citrea with support from our ecosystem and GTM team. Get access to grants, technical resources, and community support to build applications on Bitcoin.
Backed by Industry Leaders
Supported by the most respected names in crypto
Erik Voorhess
Balaji Srinivasan
Eric Wall
Jameson Lopp
Latest Updates
January 27, 2026
Citrea Mainnet Is Live - Enabling Bitcoin to Be Used for Lending, Trading and Settlement
Bitcoin is the world’s largest digital asset, yet its potential as a financial instrument has remained dormant. Bitcoin users have historically been forced to move liquidity off-Bitcoin or trust centralized black boxes to access broader financial activities. That ends now. Citrea Mainnet is officially live. We are launching the first application layer purpose-built to activate Bitcoin capital markets. Citrea is the first to bring utility, demand, and liquidity to Bitcoin, enabling instituti
January 15, 2026
Introducing Citrea USD (ctUSD): The Native Stablecoin for Bitcoin, Issued by MoonPay and Powered by M0
In partnership with MoonPay and M0, Citrea is launching ctUSD to establish the native liquidity standard for the Bitcoin ecosystem and provide banking rails between on-chain Bitcoin collateral and off-chain fiat systems. Today, we are introducing Citrea USD (ctUSD), the stablecoin designed to serve as the foundational liquidity layer for the Citrea platform. ctUSD is a 1:1 U.S dollar-denominated stablecoin, fully backed by short-term U.S. Treasury bills and cash. Powered by M0, the universal s
January 6, 2026
What to Expect from Citrea Mainnet: Privacy, Payments, and Earn with Your Bitcoin
Bitcoin’s simplicity is what makes it the most secure and censorship-resistant monetary network. Providing privacy and capital-efficient financial markets should be handled by an execution layer that preserves Bitcoin’s guarantees. There is a burning need for private Bitcoin applications, Bitcoin savings accounts, and Bitcoin capital markets. In the current landscape, users are suffering from custodians, inefficient Bitcoin capital markets, and poorly designed privacy solutions. Citrea main
