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Build powerful smart contracts with Chainlink

Chainlink gives blockchain developers an easy-to-use framework for writing advanced smart contracts that connect to external data and systems.

Start building with Chainlink docs

Chainlink gives smart contract developers the oracle infrastructure and tooling they need to build applications around highly reliable external data and APIs.

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Chainlink has a vibrant global community. Our team members and ambassadors are eager to help developers of any background.

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Built on well researched principles

Our global research program enhances Chainlink’s set of features by following a defense in depth approach and sticking to a proven set of academic research principles.

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