According to the official announcement, in order to improve the performance of the trading system and protect the market, OKX will add a new USD value limit for a single limit order at 16:00 on November 9, 2023 (UTC+8). Limit orders that are greater than this limit will The order will fail. The upper limit of a single limit order for all trading product types (currency, leverage, delivery, perpetual, options) is adjusted to 20,000,000 USD.
According to OKX, if there are pending orders that are larger than the limit, they need to be adjusted in time to avoid order failure. Among them, API users will receive error code "51185" when placing orders in excess of the quota. Users will see the error text "The value of a single limit order cannot exceed 20,000,000 USD" on the front end. RFQ and Nitro Spreads orders are not subject to this new restriction.