Chainlink

LINK

News

Chainlink represents blockchain's critical oracle infrastructure, solving the fundamental "connectivity problem" by providing smart contracts with secure access to real-world data, off-chain computations, and cross-chain interoperability. As DeFi's dominant oracle network, it secures billions in value through decentralized price feeds that resist manipulation and single points of failure. Chainlink's node operator network, comprised of independent validators incentivized through the LINK token, verifies and delivers external data through cryptographic proofs and reputation systems. Beyond price feeds, Chainlink has expanded to provide verifiable randomness (VRF), automation, proof of reserve, and cross-chain messaging—creating a comprehensive suite of oracle services. The protocol's security-first approach emphasizes cryptoeconomic guarantees and distributed validation rather than efficiency shortcuts, establishing it as the foundation for critical DeFi infrastructure.

Launched: May 2019