Convert USD Coin to OKX Wrapped BTC (USDC → xBTC)

Swap USDC on Ethereum to xBTC on Solana in one step, without bridging it yourself. Powered by NEAR Intents.

  • No KYC
  • No account
  • Self-custody

Swap USDC to xBTC

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How to convert USD Coin to OKX Wrapped BTC

The widget above is already set to USDC on Ethereum → xBTC on Solana. The whole swap runs in one flow through NEAR Intents:

Step 1: Choose how to pay
Connect any EVM wallet such as MetaMask or Rabby that holds your USDC. Or turn on Swap from external wallet to get a deposit address and QR code you can pay from any wallet or exchange; you then add an address on Ethereum for refunds.

Step 2: Enter the amount and where to receive
Type how much USDC to swap and the Solana address that receives the xBTC, from a Solana wallet such as Phantom or Solflare. The widget shows how much xBTC you will receive, fees included, before you confirm.

Step 3: Confirm and send
Approve the transfer in your wallet, or send the amount to the deposit address. Once it confirms on Ethereum, solvers fill the swap and the xBTC is sent to your address on Solana. If the swap can't be filled, your USDC is refunded.

Prefer to keep a balance inside NEAR Intents? The Deposit tab adds USDC to it, Swap trades within it, and Withdraw sends tokens out to their own networks.

⚠ Important: receive on an address you control. If you send the xBTC to an exchange instead, check that it accepts xBTC on Solana: some exchanges don't credit deposits that come from a smart contract.

About the USDC → xBTC swap

This is a cross-chain swap: your USDC leaves Ethereum and xBTC arrives on Solana. Normally that takes a bridge plus a DEX, or a centralized exchange account. With NEAR Intents the deposit, swap and withdrawal happen in one flow, and what lands in your wallet is xBTC on Solana, ready to use there with no second bridging step.

Swapping USDC to xBTC is how you buy OKX Wrapped BTC with US dollars you already hold on-chain: you pay in a stablecoin and receive xBTC directly on Solana.

About USD Coin and OKX Wrapped BTC

What is USD Coin (USDC)?

USDC is a US dollar stablecoin issued by Circle, first launched in September 2018 through the Centre consortium that Circle founded with Coinbase. Circle now manages the token directly, and USDC is issued natively on a range of blockchains, with Ethereum among the largest.

Type
Fiat-backed stablecoin
Launched
2018
Consensus
Inherits the consensus of each host blockchain
Max supply
No fixed cap (minted and redeemed on demand)
Swap network
Ethereum
Sector (Messari)
Stablecoins

How USD Coin works

Each USDC is meant to be redeemable for one dollar, and Circle mints or burns tokens as institutional customers deposit or withdraw funds. Reserves are held in cash and short-dated US government obligations, largely through a dedicated fund, and Circle publishes regular reports on their composition.

What USDC is used for

USDC is widely used for settlement and payments, both in crypto markets and in business transfers that benefit from moving dollars at any hour. In decentralized finance it serves as a common unit for lending, liquidity pools and trading.

USDC supply

Supply is elastic: USDC is created when dollars are deposited and destroyed when it is redeemed. Circle aims to keep reserves equal to or greater than the amount of USDC in circulation.

Before you swap USDC

The widget defaults to USDC on Ethereum, but the same token also lives on Solana, NEAR, Base and other chains, so select the network your wallet actually uses. Beware of bridged versions with similar names, which are not the same as natively issued USDC.

What is OKX Wrapped BTC (xBTC)?

xBTC is a wrapped version of bitcoin issued by the OKX exchange. It launched on 22 May 2025 on Solana, Sui and Aptos, and the OKX product page now lists X Layer as well. The aim is to let BTC holders use their coins in on-chain apps on those networks while keeping bitcoin price exposure.

Type
Custodial wrapped bitcoin (SPL token)
Launched
2025
Consensus
Runs on Solana (also Sui, Aptos, X Layer)
Max supply
No fixed cap (1:1 with BTC reserves)
Swap network
Solana

How OKX Wrapped BTC works

OKX holds the reserve. Withdrawing BTC from an OKX account to a supported chain delivers xBTC one-for-one, and depositing xBTC back to OKX converts it to BTC. OKX says the reserves are fully in its custody and verifiable through on-chain Proof of Reserves, and that the token contracts were audited by CertiK, MoveBit, MixBytes and Zellic.

What xBTC is used for

On Solana, xBTC gives users a bitcoin-priced asset for lending, liquidity pools and trading against other Solana tokens. It also lets OKX customers move BTC exposure on-chain without a third-party bridge.

xBTC supply

There is no fixed cap or emission schedule. Supply expands and contracts as customers convert between BTC and xBTC through OKX, matched 1:1 by the exchange's bitcoin reserves.

Before you swap xBTC

xBTC is a custodial token, not native bitcoin: its backing depends on OKX, and redeeming it for BTC requires an OKX account. On Solana it is a standard SPL token (not Token-2022) with 8 decimals, and OKX keeps a freeze authority over it. Keep a little SOL for fees and token-account rent, or pick BTC as the output if you want coins on the Bitcoin network.

Looking for the reverse?Convert xBTC to USDC →

Swap USDC for other tokens

Other ways to get xBTC

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USDC to xBTC: frequently asked questions

What to know before swapping USD Coin for OKX Wrapped BTC

Use the widget on this page, already set to USDC on Ethereum → xBTC on Solana: connect your wallet or pay by QR code, enter the amount and your Solana address, and confirm. NEAR Intents swaps it and sends the xBTC to that address in one flow, and the widget shows the exact amount you will receive before you confirm.