(Non-reduce-only orders can result in a position opening in the opposite direction)How to place a reduce-only order in one-way mode Reduce-only orders can only be manually selected in one-way mode. If you do not select the reduce-only option, your order will be a non-reduce-only order. There can be both reduce-only orders and non-reduce-only orders in your account at the same time.

And if he/she switches the margin mode from cross to fixed under the BTC and ETH futures contract page, and enables auto-margin only under the BTC futures contract page, auto-margin will only applies to BTC contract. By providing our customers a better variety of trading options, we hope that we can offer a better experience for everyone to optimize their strategy. Regards, OKX Oct 31, 2018

Useful in volatile markets.Advanced Limit Orders How you can place an Advanced limit order There are three types of Advanced Limit Orders: Post Only Fill or Kill Immediate or Canceli) Post only A Post only order ensures that your order is added to the order book and does not execute immediately. It will only be placed as a maker order. If your post-only order matches an existing order, your post-only order will be canceled.How do I place a Post only order?

BTC-USDT only applicable to SPOT/MARGIN uly String Optional Underlying, e.g.

Get underlying index /api/v5/public/underlying - uly Get fee rates /api/v5/account/trade-fee uly maker taker makerUSDC takerUSDC When the uly parameter is set to USD, only the taker and maker values are available in the response parameters. When the uly parameter is set to USDC, only the takerUSDC and makerUSDC values are available in the response parameters. For instType = SWAP/FUTURES: When uly is set to BTC-USD, only the taker and maker values are available in the response parameters.

After adjustment: For the same contract, a user can only hold either 10x or 20x positions simultaneously for the same side. Therefore, if a 10x short position is opened, a user can still choose to open a 10x or 20x long position. It means that a user can only hold up to 2 positions in the same contract: long-(10x or 20x), short-(10x or 20x). The new settings will only apply to new open orders initiation.

Each voucher can only be used once. If a position opened with a contract vouchers is liquidated, only the voucher amount will be lost and your own funds won’t be affected. The validity period of trial vouchers may vary by campaign.

Each order can only have 1 active review. Within this 15-day period, a Taker is only able to edit negative reviews, as editing on positive review is disabled. A Taker can choose to keep the negative rating and only change the comment part of the review. A Maker can submit one reply to a Taker's review, regardless of their review status. The reply is only available within the 15 days after the Taker's review submission date.

ELP orders can be placed by all users and match only with taker orders that are not placed through OpenAPI. By providing targeted liquidity, this program offers non-API users new economic incentives with price improvement and slippage reduction while maintaining transparency and market integrity across the platform. Key features of ELP orders: Order placement: All users can place ELP orders through OpenAPI. Post-only mechanism: Always act as maker orders, which adds liquidity to the order book.

Choosing early redemption also means you’ll only receive the crypto that you used to invest. For example, if you invested BTC, you’ll only be able to redeem BTC and won’t have the choice of redeeming in USDT. OKX team August 11, 2025

Platform Rules Participation implies acceptance of all campaign terms and conditions Only main accounts may participate; sub-accounts are not eligible Users may only participate in one campaign at a time. If multiple are entered, only the last registered one will count This campaign does not constitute financial advice, investment recommendation, or solicitation to trade Digital assets are highly speculative and volatile.

Our trading features won't be affected during maintenance, but historical data generated during this period will only be available after maintenance is complete.

Default to 60. investmentType Optional* base (FOR ENTER AND EXIT SIGNALS) Amount in base currency margin (FOR ENTER SIGNALS ONLY) Invested margin in quote currency contract (FOR ENTER SIGNALS ONLY) Fixed number of contracts percentage_balance (FOR ENTER SIGNALS ONLY) Based on the % of Available Balance (i.e., the margin available for opening new orders) percentage_investment (FOR ENTER SIGNALS ONLY) Based on the % of Active Investment in your bot Active Investment will typically be your initial invested

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. "EigenLayer Learn & Earn Campaign" is only available on the OKX app.

Only pay off the liabilities, and the remaining assets will be transferred to the single-currency account balance.2.Only the available assets can be used to close the positions.3. The default setting is “reduce only". The current margin position is long position—Its available asset is 2 BTC, liability 10,000 USDT, and interest 10 USDT.1. The system will calculate how much USDT needs to be bought to close the position and pay off liabilities (Interest and fees will also be included).