How-To Guide | How to use API3 to request off-chain data

API3 is a decentralized solution for providing traditional and scalable API services to smart contract platforms, enabling developers to access off-chain resources such as price feeds and QRNG.

API3 is managed by a DAO and is dedicated to providing easy access to all kinds of useful data in smart contract functionality.

Builders have access to different API3 services on Moonbeam:

  • Get off-chain data via Airnode
  • QRNG (Quantum Random Number Generation)
  • dAPI

For example, Airnode is an oracle that pushes off-chain API data to on-chain contracts and lets API providers run their own first-party oracle nodes. This way, they can provide data to any on-chain dApp without the need for middlemen.

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For more information on requesting off-chain data, please see:

Source: Golden Finance

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