You may reach out to the third-party payment channels via contact details below: Fiat partner How to contact Simplex https://www.simplex.com/support/ Banxa https://support.banxa.com/en/support/tickets/new MoonPay https://www.moonpay.com/contact-us Mercuryo mailto: support@mercuryo.io Coinify https://help.coinify.com/hc/en-us/requests/new UTORG https://utorg.pro/contacts/ Advcash https://support.advcash.com/hc/en-us/requests/new Fiahub https://www.fiahub.com/livechat/ Itez https://itez.com/contacts

For more information, go to www.okx.com/en-sg © 2025 OKX. All rights reserved. In order to comply with local regulations, certain features may not be available in your region.

1. Daily lead trade limit: 500 new buy order 2. Total lead trade limit: 5000 new buy orders 3. Maximum profit-sharing ratio and Maximum copy trader limit depends on lead trader's trader tier. 4.

Lead trader limit: You can copy up to 10 traders when using hedge mode or 1 trader when using one-way mode

Note: Other wallet connections are currently not supported on the OKX SG App, please use the Web: https://my.okx.com/en-sg Continue to connect your wallet You can choose to connect via OKX wallet extension You can also choose to connect via other methods If you choose to connect your wallet via WalletConnect, you can scan the QR code or select All Wallets to pick the wallet that you are using.

Arbitrum ASTR Astar ATOM Cosmos AVAX Avalanche AXS Axie Infinity BADGER Badger DAO BAL Balancer BAND Band Protocol BAT Basic Attention Token BCH Bitcoin Cash BICO Biconomy BLUR Blur BNB BNB BNT Bancor Network BONK Bonk BSV Bitcoin SV BTC Bitcoin BTT BitTorrent CEL Celsius Network CELR Celer Network CFG Centrifuge CHZ Chiliz COMP Compound CQT Covalent CRO Crypto.com CRV Curve Finance CSPR Casper Network CVC Civic CVX Convex Finance DAI Dai DOGE Dogecoin DOT Polkadot DYDX dYdX EGLD Elrond ENJ Enjin Coin ENS

Kindly refer to: https://www.okx.com/docs-v5/en/#affiliate-rest-api

Note: Scan to Pay doesn't work for OKX Singapore users outside of Singapore, even if the merchant accepts GrabPay.Examples of where you can Scan to Pay: Cafés: BreadTalk, Cedele, Co+Nut+ink, Lavender Bakery, LiHo Tea, Paris Baguette, Duke Bakery Dining: Jumbo, Tung Lok, En Yeoh's Bak Kut Teh, Pizza Maru, Subway, Woke Ramen Shopping: Dyson, Innisfree, JD Sports, Lovet, SK Jewellery Health & Beauty: Jean Yip, Yun Nam Hair care, V Medical, A.M.

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 USDC/ETH. He receives 20 ETH at 17:10 UTC.

Self-service tool For quick access, click the button below:On the appI remember my login password Open your OKX app and select Menu Open Menu 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 authentication

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?

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 authentication

Trader A (Maker fee: 0.02%; Taker fee: 0.03%) bought 100 contracts of call options (notional is 1 BTC): If trader A is the taker when order filled, so the Trading fee = Min(0.03% × 0.01 × 1 × 100, 7% × 0.05 × 0.01 × 1 × 100) = 0.0003 BTC; If trader A is the maker when order filled, so the Trading fee = Min(0.02% × 0.01 × 1 × 100, 7% × 0.05 × 0.01 × 1 × 100) = 0.0002 BTC.

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.

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.