All
FAQ
Announcements
Product documents
What is Proof of Reserves (PoR) user snapshot data?
In the PoR snapshot, the ETH balance will decrease by 3, while the USDT balance will increase by 3,300. When you combine the PoR snapshot of both ETH and USDT, it will be equivalent to the Unrealized Profit and Loss (UPL) of the margin position.Advanced verification method - trading equity valueWhich account mode supports margin positions?Published on 20 Jan 2023Updated on 29 May 2026528Outcomes User Guide
This product is not affiliated with, and has not been authorized, approved, endorsed, or sponsored by, the Fédération Internationale de Football Association ("FIFA"), the World Cup Organizing Committee, or any of their official sponsors, partners, or licensees. Any references to the "World Cup" or other event-related terms in connection with this promotion are used for descriptive purposes only and do not imply any form of commercial cooperation or association with FIFA or any official body.Published on 2 Jun 2026Updated on 4 Jun 20261Zero-Knowledge Proofs: what are zk-STARKs and how do they work? (zk-Stark V2)
Thanks to the recursive method, the proofs can be repeatedly aggregated and condensed into a single proof.How do I perform self-verification of Proof of Reserves (PoR)?Published on 21 Oct 2024Updated on 11 Feb 202694Zero-Knowledge Proofs: what are zk-STARKs and how do they work? (zk-STARK V1)
*Execution trace table and Merkle tree constructed for zk-STARK PoR* 1.Published on 10 May 2023Updated on 8 Sept 2025181Outcomes FAQ
For example, "2026 football competition" is an Event, which contains multiple Markets such as "Brazil wins," "Argentina wins," "France wins," etc.What do Yes and No mean? Yes means you believe the event will occur; No means you believe it will not. In a single-market event, Yes + No price = 1.00 xp.What event types does Outcomes support? Binary Event: an event contains only one market — for example, "Will Germany advance from the group stage in the 2026 football competition?"Published on 20 May 2026Updated on 5 Jun 2026165How to transfer crypto from Coinbase to OKX?
Transparent User Practices with Proof of Reserves: OKX provides transparent monthly proof of reserves (PoR), enabling users to verify the security and solvency of the platform.Published on 19 Jun 2025Updated on 29 May 20267OKX Sub-Affiliate link rules
Links created on or after January 1, 2026 will be assessed from the fourth calendar month upon link creation. Note: Links created before January 1, 2026, will continue to be assessed starting from the first day of the third calendar month after the link is created. Examples: A link created on August 1, 2026 will be assessed starting from November 1, 2026, and subsequently on the 1st day of each calendar month.Published on 28 Sept 2023Updated on 29 May 2026671World Cup VIP Exclusive Gift Set FAQ
For more information, go to okx.com © 2026 OKX. All rights reserved.Published on 19 Dec 2025Updated on 4 Jun 2026321X Layer upgrade and OKT/OKB asset handling FAQ
OKTChain will continue operating until January 1, 2026. Before this date, you can deposit OKT to the platform at any time. Deposited OKT will be automatically converted to OKB based on the same average closing price rules.How are other on-chain assets on OKTChain handled? OKTChain will continue operating until January 1, 2026. You should manage and withdraw other on-chain assets before this date.How do I exchange OKT from a cold wallet for OKB?Published on 13 Aug 2025Updated on 29 May 202630OKG UK Tax Strategy
This policy applies to OKG Financial UK Company Limited ("OKG UK" or "We") and is published for the financial year ending 31st March 2026.Commitment to Compliance OKG UK is committed to full compliance with all applicable UK tax laws, regulations, and disclosure requirements. This includes paying the correct amount of tax in the correct jurisdiction and at the correct time, while disclosing all relevant facts and circumstances to HMRC.Published on 10 Apr 2026Updated on 29 May 20261OKX UK Tax Strategy
This policy applies to OKX UK FinTech Company Limited ("OKX UK" or "We") and is published for the financial year ending 31st March 2026.Commitment to Compliance OKX UK is committed to full compliance with all applicable UK tax laws, regulations, and disclosure requirements. This includes paying the correct amount of tax in the correct jurisdiction and at the correct time, while disclosing all relevant facts and circumstances to HMRC.Published on 10 Apr 2026Updated on 29 May 2026Event Contracts FAQ
Event Contract Fee has been updated effective from May 6, 2026 at 16:00-17:00(UTC+8). For more details, please refer to Notice on OKX Event Contract Fee UpdateAPI Integration & AI Agent Integration Supported account modes: Futures mode, Multi-currency mode, and Portfolio mode. Spot mode is not supported. Position mode: API access only supports Isolated margin mode.Published on 16 Apr 2026Updated on 2 Jun 2026How do I trade perpetual futures on OKX?
On April 10, 2026, OKX launched event contracts to some supported countries/regions on the App, Web and API. Please refer to the page display for the corresponding supported regions. If it’s available, it'll be displayed normally.Published on 25 Mar 2024Updated on 2 Jun 2026133OneFootball Credits Trade and Earn
For more information, please visit www.okx.com © 2026 OKX. Where any discrepancy arises between the translated versions and the English version, the English version shall prevail.Published on 9 Apr 2026Updated on 29 May 202629What is the New User Full Rebate Program?
For more information, please visit www.okx.com © 2026 OKX. Where any discrepancy arises between the translated versions and the English version, the English version shall prevail. Note: In order to comply with local regulations, certain features may not be available in your region. This Program and its rewards are subject to OKX's eligibility criteria and may be modified at any time.Published on 16 Mar 2026Updated on 29 May 20264