Spark USDC's Additional SPK Rewards Campaign Launch Announcement
OKX will officially launch an additional SPK token rewards campaign for the Spark USDC on-chain earn product (the "Campaign") on August 4, 2025, at 8:00 a.m. UTC. There is no subscription limit, and users can earn up to 9.68% APR (includes Spark Protocol's base APR + 5.5% real-time promotional APR) during the Campaign Period (see below). Users who have subscribed to Spark USDC before the launch of this Campaign are also eligible to participate.
Campaign rules
Users who subscribe to the Spark Protocol on-chain earn product with USDC will receive additional SPK token rewards.
Participation rules
The Campaign is only open to users who've completed identity verification.
Sub-accounts are not eligible to participate in the campaign.
Users can participate through the OKX app and website.
Campaign Details
Campaign Period | Prize Pool | Reward Token |
August 4, 2025 8:00 am UTC and ends on September 3, 2025, 8:00 am UTC | 2,000,000 SPK | SPK |
Rewards and Distribution Rules
SPK token rewards: The rewards will be distributed daily to the users' funding accounts during the Campaign Period.
Rewards calculation: Users receive daily SPK rewards based on the share of their staked amount relative to the total prize pool. The total reward prize pool will be distributed evenly between eligible users each day, and the maximum annual percentage rate (APR) is capped at 9.68% (includes Spark Protocol's base APR + 5.5% real-time promotional APR).
How to subscribe
To subscribe to Spark USDC On-chain Earn, follow the instructions below:
On OKX app: Visit Explore and select On-chain Earn. Select USDC and choose Spark as your source of earnings. Enter your subscription amount and subscribe.
On OKX website: From the navigation bar, visit Grow and select On-chain Earn. Select USDC and choose Spark as your source of earnings. Enter your subscription amount and subscribe.
Terms & Conditions
The "Spark USDC Campaign" (the "Campaign") starts on August 4, 2025, 8:00 am UTC and ends on September 3, 2025, 8:00 am UTC (the "Campaign Period").
By default, users who enter the campaign page and participate in this campaign have read and understood the Terms & Conditions of this campaign.
Participation in this campaign is restricted to the main account only. Sub-accounts are not eligible to participate. The earnings of sub-accounts will not be included in the calculation of the earnings of the main account.
Users from the following countries or regions (subject to verification information) may not be eligible to participate in this campaign: please refer to clause 3 of OKX's risk and compliance disclosure.
For the "Spark USDC campaign", your rewards will be distributed daily in the form of SPK to your funding account. The platform has the right to postpone the issuance of rewards for any reason it deems necessary at its discretion, such as large-scale risk control checks and other issues.
OKX has the discretion to convert any rewards into platform vouchers or USDT of equivalent value or less value. This may happen in cases where platform restrictions in certain jurisdictions cause participants to be ineligible for certain campaign rewards, where OKX is unable to procure the prizes for the participants, or in any case that OKX deems in its full discretion that it is necessary for the rewards to be converted. The reward will be converted to an equivalent value for distribution.
The rewards of this campaign may contain non-stable coins, and the actual amount issued is based on the USDT spot pair price at the time of issuing the rewards, and according to the equivalent amount of USD.
This activity is not (i) investment advice or an investment recommendation; (ii) an offer or solicitation, buy or sell digital assets; or (iii) financial, accounting, legal or tax advice. You should carefully consider whether trading or holding crypto/digital assets is suitable for you in light of your financial condition and risk tolerance. Please consult your legal/ tax/ investment professional for questions about your specific circumstances. Crypto/digital assets, including stablecoins and NFTs, are subject to market volatility, involve a high degree of risk and can lose value. Historical returns are not indicative of future returns and past performance is not indicative of future results. OKX is not responsible for any potential losses. Not all products offered in all regions and this activity may be limited or not offered in some markets. Please consult your legal/ tax/ investment professional for questions about your specific circumstances.
Risk warning: Crypto/digital asset prices are subject to high market risk and price volatility. The value of your investment may fluctuate and you may lose the amount invested. You are solely responsible for your investment decisions and OKX is not liable for any losses that may arise. Past performance also does not constitute a reliable predictor of future performance. You should only invest in products that you are familiar with and understand the risks involved. You should consider your own investment experience, financial situation, investment objectives and risk appetite and consult an independent financial adviser before making any investment. This document should not be regarded as financial advice. Please refer to the OKX Terms of Service applicable to the entity with which you onboarded (e.g., EEA Terms of Service for EU residents) and OKX's risk and compliance disclosure for further details.
Please note that the value of the prize may fluctuate and may not be equal in value at the time a recipient has the ability to withdraw to the actual withdrawal time based on market fluctuation. Prices of crypto/digital assets, including stablecoins, can and do fluctuate at any moment. Due to such price fluctuations, you may experience an increase or decrease in value of your assets at any given moment.
Any and all applicable taxes and all fees and additional expenses, including connection, installation, and/or service costs, related to acceptance and use of rewards are the sole responsibility of the individual reward recipient.
During the Campaign Period, OKX will closely track the behaviour of traders to avoid any form of cheating or abnormal behaviour, including but not limited to: registering multiple accounts, using other people's accounts, using other people's information to register accounts, false KYC information, maliciously increasing trading data, engaging in laundering trades or wash trades, violating the terms and conditions of the campaign, violating local regulatory rules for transaction and any other activities related to illegal, fraudulent or harmful purposes. If any of the above acts are found, OKX reserves the right to disqualify the user from the prize.
Notwithstanding anything to the contrary herein, OKX reserves the right to exclude any participants from this promotion and/or cancel this promotion without notice.
OKX reserves the right to determine and amend the rules of the campaign at any time without further notice, including but not limited to cancelling, extending or terminating this campaign, modifying the eligibility conditions for users participating in the campaign, and adjusting the campaign and reward rules. All participants shall be bound by these revised terms. Where practicable, OKX will endeavour to provide notice of material changes before they take effect. Where OKX exercises any discretion under these terms, it shall do so in a reasonable manner.
OKX reserves the right of final interpretation of this campaign. Please contact the customer service team if you have any questions.
OKX is not responsible for technical, graphic, typographical or editorial errors or omissions. For more information, please visit www.okx.com © 2025 OKX.
Where any discrepancy arises between the translated versions and the English version, the English version shall prevail.
OKX team
August 4, 2025