Question 1

What are blockchain oracles?

Accepted Answer

Oracles bring off-chain data (prices, weather, sports scores) onto the blockchain. They enable smart contracts to react to real-world events and are essential for DeFi applications.

Question 2

Which oracle should I use for price feeds?

Accepted Answer

Chainlink is the most widely used with the most data sources. Pyth offers faster updates for trading. Band Protocol and API3 are also reliable alternatives with different tradeoffs.

Oracles

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