OKB

OKB is the utility token of the OKX exchange ecosystem, originally issued by the OK Blockchain Foundation. It began life as an ERC-20 token distributed largely to exchange customers, and it has since become the centerpiece of the OKX and OKT Chain ecosystems, offering holders trading benefits and access to platform features. OKB is a classic example of a centralized-exchange token.

What is OKB?

OKB was launched by OKEx, now OKX, as a global utility token rather than through an ICO or public fundraise, the company explicitly denied both. The original design allocated a majority of supply to exchange customers for community building and marketing, with remaining tokens locked for multi-year periods. Over time OKB expanded beyond the exchange, becoming the native asset connected to OKT Chain and related projects in the OKX orbit.

How does OKB work?

OKB started on Ethereum's ERC-20 standard and is tied to the OKT Chain ecosystem, so it functions as a token secured by its host chains rather than an independent proof-of-work coin. Within OKX, OKB unlocks utility such as fee benefits and participation in exchange programs. Because it is an exchange token, its value is closely linked to the health, volume and reputation of the OKX platform itself.

OKB tokenomics and supply

OKB now has a maximum and total supply of 21,000,000 tokens, all in circulation, following a significant supply reduction from the original one billion design. This dramatic contraction makes OKB one of the scarcer exchange tokens by unit count. The historical distribution favored exchange users, with portions locked up over one-to-three-year windows.

• Maximum and total supply: 21,000,000 OKB, fully circulating
• Originally issued as an ERC-20 utility token, not via ICO
• All-time high near $229; all-time low around $0.58

What is OKB used for?

OKB's main use is unlocking benefits inside the OKX ecosystem and serving as a native asset for OKT Chain and related products. Holders typically use it for trading-fee advantages and access to platform features and launches. Its utility is inseparable from the exchange that issues it.

Where to buy OKB

OKB is most closely tied to the OKX platform but also appears on other venues; our best crypto exchanges ranking can help you compare where to acquire it and at what cost. As an Ethereum-compatible token, OKB can be stored in standard self-custody wallets covered in our best crypto wallets guide if you prefer not to leave holdings on an exchange.

Is OKB a good investment?

Exchange tokens like OKB rise and fall with their platform's fortunes, which concentrates risk: regulatory action, exchange competition or reputational shocks can all hit the token directly. The reduced 21 million supply creates a scarcity narrative, but scarcity alone does not guarantee demand. Consider OKB a leveraged bet on OKX's continued success, do thorough research, and understand that nothing here is financial advice.