CBK is an ERC20-based utility token utilized on Cobak, the leading app-based crypto platform boasting a daily active user (DAU) count of 60,000 and a cumulative app-download figure of 300,000. The CBK token serves multiple purposes: (1) facilitating internal payments for services, (2) unlocking non-monetary membership benefits on Cobak, and (3) acting as a reward token for engaging in activities that contribute to the platform and community.