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.
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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 Voorhees
Balaji Srinivasan
Eric Wall
Jameson Lopp
Latest Updates
August 4, 2026
6 Months of Clementine - First Trust-Minimized Bitcoin Bridge
Historically, Bitcoin bridges have relied almost exclusively on federated multi-signature setups (such as 3-of-5 or 5-of-7 signers). These legacy designs require users to place complete trust in a small committee of key holders, creating central points of failure and significant custodial risks. Citrea’s trust-minimized bridge, Clementine, fundamentally shifted this security model when it launched into live production. Powered by BitVM and zero-knowledge (ZK) cryptography, cBTC debuted as the f
July 10, 2026
ctUSD Earn Vault is Live
ctUSD was built to serve as foundational liquidity for Bitcoin applications and the bedrock for Bitcoin capital markets. Today, we are taking a major step forward in this mission with the launch of the ctUSD Earn Vault. By strategically allocating ctUSD liquidity across selected Citrea ecosystem venues, the vault generates combined yields without leverage. The ctUSD Earn Vault and its underlying strategy are officially live. Start Depositing: https://app.upshift.finance/pools/4114/0x68499eAEf8c
May 27, 2026
CTR is Live - What's Next for Citrea?
Over the past three years, Citrea has been built with a very specific mission: uniting institutions, users and developers to power the Bitcoin economy. The timing of CTR’s launch perfectly embodies this mission. For CTR to function effectively, Citrea first needed to build the necessary Bitcoin infrastructure, onboard hundreds of ecosystem builders, establish the financial primitives like stablecoins, lending, yield products and onboard institutional liquidity alongside early adopters. CTR’s