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What should I do if the T+N security protection is triggered and I can't trade?
If you continue with the order, the system will limit withdrawals and crypto resales for 1, 3, 7, 15, or 30 days (check the on-screen message for details). Note: If you do not see any T+N-related prompts, you can sell or withdraw the crypto immediately after the transaction is complete.What should I do if I trigger T+N protection? If your order triggers T+N protection, we recommend that you wait patiently. The restriction will be automatically lifted after N days.Published on 17 Mar 2023Updated on 13 Mar 20262,504Zero-Knowledge Proofs: what are zk-STARKs and how do they work? (zk-STARK V1)
For example, if we want to prove that p0(x), p1(x) and p2(x) are not more than D degrees, we can generate 2 random coefficients from the Merkle root generated in number 3, and calculate the linear-polynomial l(x) as: k0 = hash(root + "0") k1 = hash(root + "1") l(x) = k0 * p0(x) + k1 * p1(x) + p2(x) If l(x) could be proved to be not more than D degree, then the chance that the degree of any 6. Total balance verification: firstly, we verify the low-degree proof generated in number 5.Published on 10 May 2023Updated on 8 Sept 2025178X 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 Jan 202626What's USDT0 and how do I use it?
Every USDT0 token is backed 1:1 by canonical USDT held by Tether and powered by LayerZero OFT Standard, a proven, audited cross-chain infrastructure that has processed billions of cross-chain value.All cross-chain movements are cryptographically verifiable, designed to meet institutional and regulatory standards with full visibility into token movements and backing.What's next for USDT0 and X Layer integration?Published on 12 Sept 2025Updated on 20 Jan 202622What should I do if I want to withdraw assets that are not supported on other platforms?
If you choose USDT on the X Layer network and the other platform or wallet does not support the X Layer network, you cannot use the USDT deposit address from other networks. Even if the crypto is the same, USDT, a network mismatch will result in withdrawal failures. Solution: Once your withdrawal status is marked as "Withdrawing" or "Transferred Out," you cannot cancel the withdrawal on the platform. The assets have already left the OKX platform.Published on 8 Apr 2025Updated on 3 Feb 20269How do I explore new trading opportunities on OKX?
Head over to the trading screen and select Feed on the trading chart screen Proceed to select Feed option on the trading chart page The Feed allows you to explore news and updates from the X platform that are directly related to the token displayed on the chart Once on the page, you can view the current news updatePublished on 17 Jan 2025Updated on 15 Oct 20253Official Rules for McLaren Race Rewind Fandom Digital Collectibles for Australia and Brazil
For example, for Race 1 United Kingdom Grand Prix: The mint window will open at 10am GMT Friday 5 of July 2024 and will close at 10am GMT Monday 8 of July 2024. The Fandom NFT will be automatically updated in the users wallet by 00:00 on Wednesday 10th 2024. There is a limit of one (1) entry per person per Entry Period.Published on 19 July 2024Updated on 9 Feb 20261McLaren Race Rewind Singapore Winners
This collectible is designed to showcase the McLaren x OKX Special livery. Winner Selection: All customers that participate are entered into a random selection generator.Published on 18 Sept 2024Updated on 8 Sept 202513OKX API FAQ
Real account calls require the use of the real account APIKey, and the value of the x-simulated-trading parameter in the request header needs to be 0. Simulated account calls require the use of the simulated account APIKey, and the value of the x-simulated-trading parameter in the request header needs to be 1.What's "Interface error: 51010 Request unsupported under current account mode"? This is related to your account mode.Published on 20 Sept 2024Updated on 3 Mar 2026132What's OKX Affiliate Program?
Example: If you join the affiliate program on July 1, your protection period will be from July to November. If you join on July 20, your protection period will be from July to December.Can I invite existing OKX users to join my affiliate network? Yes. This feature is only available in certain regions. You can proactively invite existing OKX users with lower trading activity to join your affiliate network.Published on 27 Sept 2023Updated on 16 Mar 20263,173How do I identify OKX official accounts?
You can refer to the How do I verify OKX accounts section to learn more about how to verify the link.X To verify the official pages: Verify official page: go to the page and copy the X page link. Verify username: refer to the bio section of the page, and copy the username that starts with "@". Copy the page link or the username to verify the page validity Go to our channel verification to verify the page link and username.Published on 11 Aug 2023Updated on 26 Jan 20265,358Why is my accessible balance lower than my funds unavailable for withdrawal?
USD value (Crypto asset) Accessible balance 60,000 (~1 BTC) Unavailable for withdrawal 60,000 (~1 BTC) (Protected value) 0 (Locked value) 60,000 (~1 BTC) Available for withdrawal 0 Stage 3: the user converts his 1 BTC to ETH at the price of 3,000 USDT/ETH. He receives 20 ETH at 17:10 UTC.Published on 13 May 2024Updated on 8 Sept 2025339How can I do spot trading with the Jupyter Notebook?
Learn more on how to access our market data and refer to the code below. 1 import okx.MarketData as MarketData 2 flag = "1" # live trading: 0, demo trading: 1 3 marketDataAPI = MarketData.MarketAPI(flag=flag) 4 result = marketDataAPI.get_tickers(instType="SPOT")print(result)6. How can I read the available trading pairs?Published on 29 Sept 2023Updated on 10 Sept 2025543How do I change my login password?
Self-service tool For quick access, click the button below:On the appI remember my login password Open your OKX app and go to User Center Open User Center page Select Profile and settings, find Security, and select Login password under the Authentication methods section Fill in the information below and confirm: Current login password New login password 8-32 characters long 1 lowercase character 1 uppercase character 1 number 1 symbol Complete the Security authentication (such as Phone / Email authenticationPublished on 22 Aug 2023Updated on 4 Mar 202619,546How long does it take for a deposit to be completed?
OKX completes the deposit process based on the final Layer 1 status and block confirmations. [1 Bundle Verification]: the deposit only requires verification on Layer 2. [2 Bundle Verifications]: the deposit requires verification on both Layer 1 and Layer 2.Blockchain Network Congestion When the blockchain network is congested, transaction confirmation times may be extended, which can delay the deposit arrival time.Published on 17 Oct 2024Updated on 1 Jan 2026397