JCT arbitrage explained
Right now Janction (JCT) trades on 7 venues we scan: 7 perpetual markets, 3 spot markets and 0 DEX pools. The lowest ask is on Bitget spot at $0.001582 and the highest bid on Gate perp at $0.001589.
The widest JCT perpetual spread is between Aster and Gate: long JCT on Aster at $0.001587 and short on Gate at $0.001589 for +0.13% gross, or -0.03% after the 0.16% two-leg fee model. No transfer is needed: both positions stay on their exchanges until the prices converge. The funding difference on this pair is 0.000% per day, which the position collects while it is open.
For a spot–perpetual (cash-and-carry) trade, the best JCT route is to buy spot on Bitget and short the perpetual on Gate: +0.44% gross, +0.24% net, with +0.030% a day of funding on the short leg.
Spot–spot JCT arbitrage (buy on Bitget, withdraw, deposit and sell on MEXC) shows -0.06% gross right now. It only works if withdrawals on the buying exchange and deposits on the selling exchange are open, so check the D/W dots before moving coins.
Small JCT gaps usually disappear after fees, slippage and funding. Look at the Net column, the executable Depth and the spread history before trading: a gap that has been open for days is a different trade from a one-minute spike.
Related: JCT funding rates · JCT spread charts · Janction price · arbitrage scanner for all coins.