We are pleased to announce that API3 and BTT margin trading and savings will be enabled at 9:10 am UTC on Mar. 3. USDT-margined perpetual swaps for API3 and BTT will be listed at the same time.

　　The updates will cover both the web and app interfaces as well as API. The details are as follows:

　　Margin Trading and Savings

　　1. Spot margin trading will be activated for following pairs: API3/USDT、BTT/USDT

　　2. For the details of the tiered margin ratio, please refer to Margin Borrowing Position Tiersafter the official listing.

　　3. For the limits of Savings, please refer to the Business Rules for Savings after the official listing.

　　Perpetual Swap Trading

　　API3USDT Perpetual Swap:

　　Feature

　　Details

　　Underlying

　　API3/USDT Index

　　Settlement asset

　　USDT

　　Face value

　　1 API3

　　Price quotation

　　1 API3 value calculated in USDT equivalent

　　Tick size

　　0.0001

　　Leverage

　　0.01-75 x

　　Funding rate

　　Clamp / 2 - spot index price)／spot index price - interest), -0.75%, 0.75%), interest = 0

　　Trading hours

　　24/7

　　BTTUSDT Perpetual Swap:

　　Feature

　　Details

　　Underlying

　　BTT/USDT Index

　　Settlement asset

　　USDT

　　Face value

　　1,000,000 BTT

　　Price quotation

　　1 BTT value calculated in USDT equivalent

　　Tick size

　　0.000000001

　　Leverage

　　0.01-75 x

　　Funding rate

　　Clamp / 2 - spot index price)／spot index price - interest), -0.75%, 0.75%), interest = 0

　　Trading hours

　　24/7

　　Note: When the new contract is launched, the premium is unstable. To avoid unreasonable charges, the upper limit of the funding rate before 16:00 pm UTC on March. 3 is 0.03%. After 16:00 pm UTC, the upper limit of the predicted funding rate will be adjusted back to the normal 0.75% .

　　The price limit rules of API3 and BTT USDT-margined perpetual swap trading are the same as those of other currencies. Please refer to our perpetual swap trading guides for further details.

　　USDT-margined perpetual swap trading: OKX USDT Margined Perpetual Swap Trading User Agreement & Guide

　　OKX

　　Mar. 3, 2022

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