In the example below, you are about to place a market order to buy BTC that is worth 100 USD. 1 # market order 2 result = tradeAPI.place_order( 3 instId="BTC-USDT", 4 tdMode="cash", 5 side="buy", 6 ordType="market", 7 sz="100", 8 tgtCcy="quote_ccy" # this determines the unit of the sz parameter. 9 ) 10 print(result)10.4 How can I use the client order ID parameter clOrdId?

40% Tier 2: 1,000,000 - 5,000,000 USD 1% 1.5% 2% 3% 4% 6% 12% 18% 21% 27% 30% 40% Tier 3: 5,000,000 - 10,000,000 USD 1.5% 2% 3% 4% 5% 10% 15% 21% 24% 30% 30% 40% Tier 4: 10,000,000 - 30,000,000 USD 2% 3% 4% 5% 6% 12% 18% 24% 30% 30% 30% 40% Tier 5: 30,000,000 - 50,000,000 USD 3% 4% 5% 6% 7% 15% 21% 27% 30% 30% 30% 40% Tier 6: 50,000,000 - 80,000,000 USD 4% 5% 6% 7% 8% 17% 27% 30% 30% 30% 30% 40% Tier 7: 80,000,000 - 120,000,000 USD 5% 6% 7% 8% 12% 20% 30% 30% 30% 30% 30% 40% Tier 8: 120,000,000+

BREV call auction will take place from 13:00 to 14:00 UTC on Jan 6, 2026. BREV/USDT spot trading will open at 14:00 UTC on Jan 6, 2026. BREV premarket futures will be converted to standard perpetual futures within 3 hours starting 14:00 UTC on Jan 6, 2026 . The conversion will be completed once the index remains stable during this period.

ZEN pre-open will take place from 5:00 to 6:00 UTC on Nov 18, 2025. ZEN/USDT spot trading will open at 6:00 UTC on Nov 18, 2025. ZEN withdrawals will open at 8:00 UTC on Nov 18, 2025. Spot market opening risk control rules Price limit rules: During Pre-open session and continuous trading, index-based limit rules will be applied.

Codes may take some time to arrive, and each is valid for 10 minutes. Your account will be locked if you enter incorrect codes 6 times within a period of time. If you're not receiving codes, try these solutions: Clear your browser or mobile app cache, then request a new code. Request a code on different OKX platforms: desktop browser, desktop app, mobile browser, or mobile app.

9, 2025, 08:00 - 10:00 UTC RACA/USDⓈ (RACA/USD) December 9, 2025, 08:00 - 10:00 UTC ACA/USDT December 12, 2025, 08:00 - 10:00 UTC CLV/USDT December 12, 2025, 08:00 - 10:00 UTC FOXY/USDT December 12, 2025, 08:00 - 10:00 UTC PSTAKE/USDT December 12, 2025, 08:00 - 10:00 UTC RACA/USDT December 12, 2025, 08:00 - 10:00 UTCAdditional details We advise users to cancel any open orders pertaining to the affected trading pairs before the delisting.

ASTER pre-open will take place from 5:00 am to 6:00 am UTC on Oct 17, 2025. ASTER/USDT spot trading will open at 6:00 am UTC on Oct 17, 2025. Spot market opening risk control rules Order limits: To protect investors from market volatility during new coin listings, OKX will apply the following restrictions during the first 5 minutes after spot trading begins: The maximum amount per limit order is $10,000. These restrictions will be lifted 5 minutes after trading starts.

After being invested, the funds will be traded into the crypto in the portfolio. 3.3 Examples Example 1 - Proportional Parameter settings Crypto allocation: BTC | 50%; ETH | 30%; SOL | 20% Rebalance mode: Proportional | 10% Investment amount: 10,000 USDT Running bot Phase 1 - Exchanged into target crypto.

Affected tokens: UXLINK Affected trading pairs execution schedule: We will delist the following USDⓈ and USDT spot trading pairs according to the schedule below: Spot trading pairs Delisting time UXLINK/USDⓈ (UXLINK/USD) April 3, 2026, 08:00 - 10:00 UTC UXLINK/USDT April 6, 2026, 08:00 - 10:00 UTCAdditional details We advise users to cancel any open orders pertaining to the affected trading pairs before the delisting. Otherwise, the system will automatically cancel these orders.

You receive 50 ETH. 50 ETH Day 6 - 9: Partial redemption Over the next 4 days, you receive 100 ETH daily. 450 ETH Day 10: Full redemption On the last day of the standard redemption period, all outstanding crypto are settled all at once. You receive 150 ETH, even though it exceeds the daily individual limit. 600 ETHHow can I use fast redemption? If fast redemption is available for an Onchain Earn product, simply redeem as usual to enjoy the feature.

Index-based limit calculation rules: Phase Maximum bid price Minimum ask price During Pre-Open session Index × (1 + J) Index × (1 – J) Within the 10 minutes of continuous trading Index × (1 + X) Index × (1 – X) After the first 10 minutes of continuous trading Min[Max(Index, Index (1 + Y) + Avg premium in the last 2 mins), Index × (1 + Z)] Max[Min(Index, Index × (1 – Y) + Avg premium in the last 2 mins), Index × (1 – Z)] OKX may adjust the parameters J, X, Y, Z or switch limit price calculation methods

Standard trading fees apply, as determined by your trading fee tier.6. Can I withdraw my balance on a specific stablecoin after trading in the Unified USD Orderbook? Yes, you can withdraw your balance in your preferred stablecoin (USD, USDC, or others as and when applicable) as per usual platform withdrawal options.7. How can I get started with the Unified USD Orderbook?

The successful test verifies that you have control over the withdrawal address.10. Will I need to perform the Satoshi test every time I make a withdrawal? Once your address is verified via the Satoshi test, it remains verified for a period of six months. You'll not need to perform the test again during this period unless you change your withdrawal address or upon the expiry of the verification.11.

Select Enable passkeys and complete the security verification 6.

To support the growth of the USD ecosystem and meet our users’ diverse trading needs, OKX is introducing the following USD trading pairs in our spot trading at 16:00 UTC on January 6, 2026: BREV/USD OKX team January 6, 2026