Pump.fun swaps Relay for its own Pump Bridge on cross-chain trades

Pump.fun has stopped renting its cross-chain plumbing and started building its own. The Solana-based memecoin launchpad now sends cross-chain trades through Pump Bridge by default, replacing Relay, the outside provider it used before. What Pump Bridge changes The switch happened on October 21, 2026, according to the research findings. Pump Bridge is now the standard route for anyone trading across chains in the Pump.fun app. The headline numbers come from Pump.fun’s internal tests. Buys through Pump Bridge reportedly execute about 2x faster than they did on Relay. They also reportedly produce 92% fewer errors. The before-and-after picture is stark if the figures hold. Relay’s error rate was over 10%, according to the platform. Pump Bridge has reportedly brought that below 1%. Latency was the other sore spot. Under Relay, a typical cross-chain trade took around 4 seconds. More than 10% of trades took longer than 7 seconds. Pump.fun says it is optimizing toward the fastest theoretical cross-chain buy time, which it puts at approximately 1.1 seconds. That is a target, not a current result. Cost matters too. Pump Bridge currently charges no extra bridging fees on trades. Why Pump.fun b...