Across is a cross-chain bridge for L2s and rollups secured by UMA's Optimistic Oracle

Safe: The optimistic design means that no matter how many people are participating in the bridge, it only takes one single honest actor to dispute a false claim.

Fast: Across is able to offer extremely fast bridging. Today, that means bridging under 1 minutes on average. In the future, next-block bridging will be possible.

Growing: There are many ways to become a part of this mission, earn ACX rewards, and help guide the direction of the Across DAO. The place to start is in the community.

Capital Efficient: Higher capital efficiency means lower costs and fewer funds at risk. Across was built with the thesis that capital efficiency is the single most important measure of a cross-chain bridge.

Across Composable Bridging is a key building block for the cross-chain future

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Composable transfers allow for any kind of action or sequence of actions and unlock many different use cases. For example, the user may deposit 10 ETH and ask to provide 6 ETH worth of liquidity to Across and receive 4 ETH to their wallet on the destination. Alternatively, they may ask for the 6 ETH to be swapped for USDC on an AMM. They could also send an ERC-20 token and swap a portion of their deposit for ETH to use as gas at the destination, solving a problem that frequently arises for cross-chain users.

These are just some of the potential use cases Composable Bridging unlocks. The scope for how protocols could leverage the feature is limitless, offering users very high speeds and low costs while providing cross-chain functionality. We see this as a major boon for protocols looking to be part of the cross-chain ecosystem’s growth.

Composable Bridging opens Across up to builders that want to enhance their applications to better serve users.

Ideas Bank