Shieldz
Swap USDC Base to Arbitrum
Swap USDC on Base to USDC on Arbitrum straight from your own wallet: no exchange account, no wrapped tokens, and no one holding your funds in between. Shieldz asks Relay and NEAR Intents for a price at the same moment and shows you every route before you sign.
What 1,000 USDC on Base gets you
Quoted October 19, 2026. Updates live while this page is open.
| Route | You receive | Worth | Time | |
|---|---|---|---|---|
| Relay | 998.373 USDC | $998 | a few seconds | Picked |
| NEAR Intents | 997.026 USDC | $997 | about 34 seconds |
All routes asked at the same second. The router picks on what you receive after every fee, discounted slightly for each minute a route takes to settle; every route stays visible in the app.
How to swap USDC Base to Arbitrum
- Open Shieldz Swap and choose USDC on Base as the coin you pay and USDC on Arbitrum as the coin you get.
- Enter an amount. Relay and NEAR Intents quote it at the same moment, with the amount you receive and the time it takes.
- Paste the Arbitrum address you want to receive at, or connect a Arbitrum wallet and pick one.
- Review the minimum you receive and the fees, then send from Ledger, Trezor, Keystone and MetaMask. Shieldz tracks the swap until it lands.
What it costs
On this quote, $1,000 of USDC on Base became $998 of USDC on Arbitrum: about $1.63, or 0.16%, for everything taken out on the way. That includes the 0.15% Shieldz fee, the protocol's own fees and the gas to deliver to you. The network fee your wallet pays to send is extra.
MetaMask's built-in swap charges 0.875% and Phantom's 0.85% before any of that. Compare on your own amount.
Gas on Base is paid in ETH. If you're arriving with a stablecoin, swap a little into ETH on Base first so you can move funds later.
Pay USDC on Base with
Receive at any Arbitrum address you control. More on Base and Arbitrum.
USDC Base to Arbitrum: common questions
How do I swap USDC Base to Arbitrum?
Open Shieldz Swap with USDC on Base as the coin you pay and USDC on Arbitrum as the coin you get, enter an amount and paste the Arbitrum address you want to receive at. Then send from Ledger, Trezor, Keystone, MetaMask and Phantom or another supported wallet. The protocol delivers USDC on Arbitrum straight to your address.
How long does a USDC Base to Arbitrum swap take?
The fastest route quoted today takes a few seconds. Every quote shows its expected time before you send.
How much does it cost?
On the $1,000 quote above, about $1.63 (0.16%) in total: the 0.15% Shieldz fee, the protocol's own fees and the gas to deliver to you, all already taken out of the amount shown. The network fee your wallet pays to send comes on top.
Is it safe? Do I need an account?
There is no account and no KYC. Shieldz never holds your funds or keys: you send USDC on Base from your own wallet to a deposit address or contract of the protocol, and the protocol pays USDC on Arbitrum to your address. If a swap cannot complete, it is refunded to the address you paid from.
Can I swap USDC Arbitrum to Base too?
Yes. The reverse swap has its own page with live routes: USDC Arbitrum to Base.
