How to place a limit order on OKX

On OKX, limit orders let you buy or sell crypto at a set price, ensuring control over trade execution in volatile markets.

Aug 08, 2025 at 12:43 am

Understanding Limit Orders on OKX

A limit order on OKX allows traders to buy or sell a cryptocurrency at a specific price or better. Unlike market orders, which execute immediately at the current market price, limit orders give users full control over the price they are willing to pay or receive. This is particularly useful in volatile markets where price slippage can significantly affect trade outcomes. When placing a limit order, the trade will only be executed if the market reaches the price specified by the trader. If the market never reaches that price, the order remains open until canceled or expires.

On OKX, this functionality is available across spot, futures, and margin trading interfaces. The platform supports both maker and taker roles, where limit orders typically act as maker orders—adding liquidity to the order book. It’s important to note that placing a limit order does not guarantee execution, only that the trade will occur at your desired price if market conditions align.

Accessing the Trading Interface on OKX

To begin placing a limit order, log in to your OKX account via the official website or mobile application. Navigate to the Trading section, which can be found in the main menu. Select the type of trading you wish to engage in—Spot Trading, Perpetual Contracts, or Futures—depending on your strategy. Once inside the trading interface, ensure you’ve selected the correct trading pair, such as BTC/USDT or ETH/USDC.

The trading interface displays the order book, price chart, and order placement panel. Locate the order type selector, which usually defaults to “Market.” Click on it and choose “Limit” from the dropdown menu. At this point, the system expects you to input your desired price and quantity.

Setting Price and Quantity for Your Limit Order

After selecting “Limit” as your order type, you must enter two key parameters: the price and the quantity. The price field determines the exact rate at which you want to buy or sell. For example, if BTC is trading at $43,000 but you want to buy at $42,500, enter 42,500 in the price box. This ensures your order will only execute if the market dips to that level.

In the quantity field, specify how much cryptocurrency you wish to trade. You can type the amount manually or use predefined buttons such as 25%, 50%, or 100% of your available balance. OKX displays your available balance in real time, helping prevent over-ordering. Be aware of the minimum order size for each trading pair, which is listed under the trading rules for that asset.

When entering values, consider using the price depth chart located beside the order panel. This visual tool shows buy and sell orders stacked across price levels, helping you decide whether your limit price is likely to be filled soon.

Configuring Advanced Options (Optional)

OKX offers advanced settings for limit orders that enhance control over trade execution. These include post-only, hidden orders, and time-in-force options. To access them, click on the settings icon (gear symbol) near the order panel.

• Enable post-only to ensure your limit order will not match with existing orders immediately, thus avoiding taker fees. If your order would execute instantly, it will be canceled instead.
• Select hidden to prevent your order from appearing in the public order book, useful for large trades to avoid market impact.
• Adjust time-in-force: choose GTC (Good Till Cancelled) to keep the order active until manually canceled, IOC (Immediate or Cancel) to fill what’s possible immediately and cancel the rest, or FOK (Fill or Kill) to require full execution or cancel entirely.

These options are especially valuable for institutional traders or those managing large positions.

Placing and Monitoring Your Limit Order

Once all fields are filled, review the details carefully. Confirm the trading pair, direction (buy/sell), price, quantity, and any advanced settings. Click the “Buy” or “Sell” button—color-coded green or red respectively—to submit your order. A confirmation pop-up may appear; confirm to proceed.

Your active limit order will now appear in the Open Orders section, typically located below the price chart. Here, you can see its status, remaining quantity, and timestamp. If market conditions meet your price, the order will execute partially or fully. You can cancel the order at any time before execution by clicking the “Cancel” button next to it.

Use the Order History tab to track completed, canceled, or partially filled orders. Each entry includes the average execution price, fees, and timestamp.

Troubleshooting Common Issues

Sometimes, a limit order may not behave as expected. If your order disappears immediately after placement, it might have been executed instantly—check your Order History. This often happens if the limit price is set too close to the current market price.

If the order fails to submit, verify that:

• Your available balance covers the total cost (including fees).
• The price is within the allowable range set by OKX for that trading pair.
• Two-factor authentication (2FA) is active and functioning.
• You are not exceeding daily trading limits due to KYC tier restrictions.

For mobile users, ensure the app is updated to the latest version, as outdated builds may have bugs affecting order placement.

Frequently Asked Questions

Can I modify a limit order after placing it on OKX?

No, OKX does not allow direct modification of active limit orders. To change the price or quantity, you must cancel the existing order and place a new one with updated parameters.

Why didn’t my limit order execute even though the market reached my price?

Execution depends on order book depth and matching liquidity. Even if the last traded price touched your level, there may not have been sufficient counter-party orders. Also, fast-moving markets can skip price levels due to volatility.

Do limit orders on OKX incur fees?

Yes, but typically at a lower rate than market orders. Limit orders that add liquidity qualify as maker fees, which are often zero or negative (rebates) on OKX, depending on your fee tier and trading pair.

Is there a minimum amount required to place a limit order on OKX?

Yes, each trading pair has a minimum order size, usually denominated in the quote currency (e.g., USDT). For example, BTC/USDT may require a minimum of $10 worth of BTC. This information is available in the trading pair’s rules on the OKX website.