Crypto exchange OKX launched its own Layer-2 blockchain for testing by developers on Tuesday, becoming the latest exchange to join in the trend of building secondary networks to make digital-asset transactions cheaper and quicker.
The biggest US crypto exchange, Coinbase Global Inc., launched its Base blockchain in August and it has been quickly gaining traction with developers and users. Rival exchange Kraken is exploring building its own Layer-2 blockchain, according to a person familiar with the matter as well as a Kraken job posting. Kraken declined to comment.
Layer-2 blockchains, also known as L2s, typically process transactions faster and …