Not financial advice. This is history and education only. We make no buy or sell recommendations and no price predictions.

Launch · May 30, 2019

Chainlink mainnet

Name: Chainlink mainnet
Start: 2019-05-30

Oracle services go live on Ethereum.

LINK close on May 30, 2019
$1.00
Source: Binance LINK/USDT daily close, 2019-05-30

Chainlink launched on Ethereum mainnet on May 30, 2019, letting smart contracts request data from decentralized node operators.

Chainlink price, USD

launchrallycrashupgradelegalforkoutagemilestone

Source: Binance LINK/USDT daily closes 2019-01-16 to 2019-06-26; Coinbase Exchange LINK/USD daily closes 2019-06-27 to 2026-10-14. Fetched Oct 14, 2026 from free public APIs. Click a dot for the event and its price on that day.

Part of Chainlink in 2019 · full Chainlink timeline · Chainlink hub

Previous
First daily close in our dataNext
Highest close in our data

Updated Oct 14, 2026

Sources

Wikipedia: Chainlink (blockchain oracle)
Chainlink docs

Facts written in our own words. Last checked Oct 14, 2026.