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How Does a ‘Data Feed’ Differ from a Single API Call?

A data feed is a continuous, aggregated, and verified stream from multiple sources, offering greater security than a single, one-time API call.
Greeks.Live20.11.25

How Does a ‘Data Feed’ Differ from a Single API Call?

A data feed, especially from a decentralized oracle, is a continuous, aggregated, and cryptographically signed stream of data sourced from multiple reputable data providers. A single API call is a one-time request to a single source.

The feed provides greater security and resilience against manipulation because it is verified by a consensus of nodes, unlike a single, vulnerable API call.

What Is the Risk of “Data Provider Collusion”?
What Is a “Data Feed” and How Does It Relate to Options Trading Oracles?
How Does a “Weighted Average” Improve the Quality of a Price Feed?
How Does Chainlink Address the Need for Decentralized Oracles?

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