Basics

Quick Take - The basics

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The oracle problem

The oracle problem is the challenge of connecting smart contracts to off-chain resources due to the inherent security properties of the blockchain. This oracle problem exists for every blockchain network and smart contract platform.^[1]

Smart contracts - general

Blockchain agnostic

https://blog.chain.link/chainlinks-blockchain-agnostic-design/

Chainlink specific contracts

Market & data feed speific contracts. We've broken the history out into contract-based milestones.
- Direct Request / Runlog (DR)
- Flux Monitor (FM)
- Offchain Reporting (OCR)
- (what could be next)