# Chainlink **Domain:** Blockchain infrastructure **Doc Type:** Developed Wiki Node **Maturity:** Developed **Collection:** [[collections/Gamification|Gamification Collection]] ## Definition **Chainlink** is a decentralized oracle-network ecosystem providing data feeds, cross-chain services, automation, and other off-chain inputs to smart contracts. ## Significance Its relevance is the adjudication seam between external events and programmable settlement. ## Sources - [[articles/gamification/Lex Sportiva and Winning Without Bloodshed|Lex Sportiva and Winning Without Bloodshed]] - [[articles/gamification/The X Ledger|The X Ledger]] - [Primary or institutional source](https://chain.link/) ## Routes [[wiki/Oracle Network|Oracle Network]] · [[wiki/Programmable Payout|Programmable Payout]] · [[wiki/Event Contract|Event Contract]] · [[articles/gamification/Lex Sportiva and Winning Without Bloodshed|Lex Sportiva and Winning Without Bloodshed]]