最新报道:Optimism (OP) price is testing a key resistance level at $3.50 as Upbit, South Korea's largest crypto exchange, adds new trading pairs for the token. The exchange now supports OP/KRW and OP/BTC pairs, boosting liquidity and accessibility for Korean traders. OP has surged over 20% in the past week amid growing adoption of Layer 2 solutions. Analysts note that breaking the $3.50 resistance could trigger further upside towards $4.00, while failure may lead to a pullback to $3.00 support. The move follows Optimism's recent partnership announcements and protocol upgrades.