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South Korea’s largest crypto exchange Upbit launches Ethereum blockchain with Optimism Foundation support

theblock.co·May 4, 2026

LMAX Digital is an institutional crypto exchange that offers live data and high-level information about various cryptocurrencies. Recently, South Korea's largest crypto exchange, Upbit, announced a partnership with the Optimism Foundation to launch its own Ethereum Layer 2 blockchain, emphasizing the desire of major exchanges to maintain control over their transaction chains.

The key insight for you is the strategic move by Upbit, South Korea's largest crypto exchange, to launch a dedicated Ethereum Layer 2 blockchain using Optimism’s OP tech stack. This indicates a trend where major exchanges prefer operational control over their blockchain infrastructure to optimize transaction management and revenue generation. For someone tracking fintech and decentralized finance, this highlights the growing importance of Layer 2 solutions like Optimism in enhancing scalability and efficiency in blockchain transactions, which could influence future infrastructure investments and operational strategies in the crypto space.

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