Chainlink is the leading decentralised oracle network, providing smart contracts with secure access to real-world data, APIs, and external computation. It is the essential infrastructure layer connecting blockchains to off-chain information such as stock prices, weather data, and sports results.
2014
Sergey Nazarov co-founds SmartContract.com
2017
Chainlink whitepaper published; $32M ICO
2019
Chainlink mainnet launches on Ethereum
2021
LINK becomes critical DeFi infrastructure — $20B+ in value secured
2023
CCIP launches — cross-chain interoperability protocol for institutions
Decentralised price feeds, off-chain data for DeFi, verifiable randomness, cross-chain messaging
💡 Did You Know
Chainlink's LINK token was one of the few crypto assets to gain value during the 2018 bear market, spawning the cult community known as Link Marines
⚠ Controversies & Red Flags
Chainlink faced accusations of excessive token centralisation and a confusing tokenomics model in its early years.