Chainlink Data Feeds help secure the smart contract ecosystem with decentralized data
Highly decentralized, reliable, and secure infrastructure
Chainlink Data Feeds are powered by networks of independent, highly reputable, and geographically distributed node operators to help ensure high reliability.
High-quality data sources that avoid manipulation
Data is sourced from multiple premium, authenticated APIs that are aggregated into a validated answer, removing any single point of failure.
Prove your smart contracts' end-to-end security to users
Sybil-resistant node operators run time-tested and security-audited software that’s been in operation for years, helping secure tens of billions of dollars.
Full transparency through blockchain immutability
Easily verifiable and immutable on-chain data provides users with the ability to audit any Data Feed in real-time through multiple third-party interfaces.
A well-maintained, accessible, and shared data resource
A constantly expanding open-source community builds and funds Chainlink Data Feeds, establishing long-term viability for your hybrid smart contracts.
Blockchain-agnostic to support smart contracts everywhere
As blockchain-agnostic infrastructure, Chainlink Data Feeds support any and all blockchain networks, updating at the native speed and cost of each chain.