THE CROSSCHAIN BRIDGE

Move money across chains. Fast, cheap, secure.

Across is the bridge that just works. Bridge and swap tokens between any supported chain in seconds. Enjoy low fees, no custodial risk, and the reliability to handle any transfer size. Over $34B moved. Never hacked.

Billions bridged. Trusted by the best.

Numbers don't lie. Across powers crosschain transfers for the biggest names in crypto and millions of users around the world.

volume

$34B+

Dollars moved across chains by users and apps that rely on Across to deliver, every single time.

users

People trust Across with their money. From first-time bridgers to institutions moving millions.

avg speed

1.2S

Average time from confirmation to funds in your wallet. Most transfers land in under two seconds.

volume

$34B+

Dollars moved across chains by users and apps that rely on Across to deliver, every single time.

users

People trust Across with their money. From first-time bridgers to institutions moving millions.

avg speed

1.2S

Average time from confirmation to funds in your wallet. Most transfers land in under two seconds.

Uniswap

Uniswap integrated Across to bring native crosschain transfers directly into its app.

In-app bridging

Native support

Easy integration

Embedding token bridging directly into the Uniswap app

"Users shouldn't have to switch between tabs to bridge tokens. We wanted to add crosschain bridging without adding complexity. Across gave us a single integration that covered a vast majority of chains we needed, with fast settlement and low fees out of the box."

Medha KothariProduct @ Uniswap

Read Docs

const params = new URLSearchParams({
  tradeType: "exactInput",
  amount: "10000000", // 10 USDC
  inputToken:
    "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
  outputToken:
    "0x078D782b760474a361dDA0AF3839290b0EF57AD6",
  originChainId: "8453", // Base
  destinationChainId: "130", // Unichain
  depositor: wallet.account.address,
});
const quote = await fetch(
  `https://app.across.to/api/swap/approval?${params}`,
  { headers: { Authorization: `Bearer ${KEY}` } },
).then((r) => r.json());
for (const tx of quote.approvalTxns ?? [])
  await wallet.sendTransaction(tx);
await wallet.sendTransaction(quote.swapTx);

Need any help?

const params = new URLSearchParams({
  tradeType: "exactInput",
  amount: "10000000", // 10 USDC
  inputToken:
    "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
  outputToken:
    "0x078D782b760474a361dDA0AF3839290b0EF57AD6",
  originChainId: "8453", // Base
  destinationChainId: "130", // Unichain
  depositor: wallet.account.address,
});
const quote = await fetch(
  `https://app.across.to/api/swap/approval?${params}`,
  { headers: { Authorization: `Bearer ${KEY}` } },
).then((r) => r.json());
for (const tx of quote.approvalTxns ?? [])
  await wallet.sendTransaction(tx);
await wallet.sendTransaction(quote.swapTx);

Need any help?

Uniswap

Uniswap integrated Across to bring native crosschain transfers directly into its app.

In-app bridging

Native support

Easy integration

Embedding token bridging directly into the Uniswap app

Medha KothariProduct @ Uniswap

Read Docs

#PoweredByAcross

Why Across?

Moving funds between chains should be easy. Across delivers fast settlement, low fees, deep liquidity, proven security, and a simple experience for users and builders alike.

READ DOCS

Battle-tested. Never hacked.

Billions bridged with zero exploits. Every transfer is verified onchain with no multisigs and no custodial risk. Trusted by the leading apps in DeFi.

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Fast by default

Across uses an intent-based design to deliver near-instant transfers. By the time other bridges quote, your transaction is already done.

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Lower fees, every time

Keep more of your money. Across is built to minimize costs on every transfer. No aggregator markup, no hidden fees. What you see is what you pay.

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Decentralized & permissionless

No 1/1 configurations. No single points of failure. Across runs on a permissionless relayer network where anyone can compete to fill transfers.

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One integration, many chains

Add crosschain bridging to your app with a single API. Clean docs, responsive support, and no aggregator dependencies. Your users will love you for it.