TRON DAO and pump.fun, a leading token launchpad on Solana, jointly announced the launch of PumpSwap, a decentralized exchange (DEX) designed to bridge liquidity between Solana (SOL) and TRON (TRX) ecosystems while enhancing accessibility in decentralized finance (DeFi). Unveiled at pump.fun’s X post, PumpSwap leverages LayerZero and Wormhole protocols to enable seamless cross-chain interoperability, marking a significant step in uniting two major blockchain networks. This collaboration aims to redefine liquidity access, streamline token trading, and expand Web3 adoption, amid a competitive Solana DeFi landscape.

A Cross-Chain Milestone
PumpSwap emerges as pump.fun’s native DEX, shifting from reliance on Raydium—Solana’s dominant AMM—for liquidity provisioning. Tokens completing their bonding curve on pump.fun now migrate instantly to PumpSwap with zero fees (down from 6 SOL), enhancing liquidity and user experience. TRON’s involvement, introduces SOL-TRX bridging, allowing assets to flow between Solana’s high-speed infrastructure and TRON’s robust DeFi ecosystem. Justin Sun, TRON’s founder, emphasized this synergy: “TRON remains dedicated to driving blockchain innovation and expanding accessibility across the Web3 ecosystem”.
The DEX operates on a constant product AMM model, akin to Uniswap V2, with a 0.25% trading fee—0.20% to liquidity providers and 0.05% to the protocol. An upcoming revenue-sharing model will adjust this, distributing fees to token creators, aligning incentives for sustainable growth (BitcoinEthereumNews, March 20).
Bridging SOL and TRX
The SOL-TRX bridge is a technical leap, facilitated by LayerZero’s interoperability framework and Wormhole’s cross-chain messaging. Solana, known for ultra-fast transactions (65,000 TPS) and low fees ($0.00025 per transaction), contrasts with TRON’s high-throughput network (2,000 TPS), which processed $10 trillion in stablecoin volume in 2024 (FX Leaders, March 20). PumpSwap integrates TRX alongside tokens like $PENGU, $APT, and Coinbase’s cbBTC, expanding beyond pump.fun’s memecoin roots. This broadens liquidity pools, with TRX trading at $0.23—up 2% since the announcement.
TRON DAO’s Alon Cohen noted, “Pump.fun democratized token creation… bridging communities across crypto through partnerships like this with TRON”. The collaboration bypasses fiat onramps, enabling users to trade tokens across ecosystems directly, a shift Sun called “a seamless onramp for the broader Web3 ecosystem”. By March 20, PumpSwap supported verified assets like $JUP and $SEI, hinting at a hub ambitions.
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