Asset Guide - wBTC

Guide to wBTC on Sei

What is wBTC?

wBTC (Wrapped Bitcoin) is an ERC20 token that represents Bitcoin on Ethereum, allowing BTC to be used in DeFi applications, smart contracts, and liquidity pools. Each wBTC is backed 1:1 with BTC and can be wrapped or unwrapped via custodians like BitGo.

Where do I get wBTC?

You can get wBTC from:

  • On-chain swaps via Sei based DEXs like Symphony.

  • Centralized Exchanges like Binance, Coinbase, Kraken, OKX.

  • Wrapping BTC via BitGo or other authorized custodians.


The following are available as of Mar 22, 2025

Get wBTC to Sei

Method 1: Swap for wBTC on Sei

  1. Swap via Symphony.

    • Navigate to Symphony.

    • Swap any asset for wBTC.

    • Approve the transaction.

Method 2: Bridge wBTC to Sei via Yei Bridge

  1. Acquire wBTC.

    • Get wBTC from a CEX.

  2. Bridge wBTC to Sei.

    • Navigate to Yei Bridge.

    • Select your source chain and Sei as the destination.

    • Review the bridge details.

    • Approve the transaction.


Supply wBTC on Yei

  1. Deposit wBTC.

    • Navigate to the Yei Finance page.

    • Locate wBTC, and click "Supply".

    • Enter the amount and confirm the transaction.

That’s it! 🎉 You are now utilizing your wBTC to earn rewards and Yei points.


Bridge wBTC out of Sei

Method: Cross chain via Yei Bridge

  1. Bridge via Yei Bridge.

    • Navigate to Yei Bridge.

    • Select Sei as the source chain and choose your destination chain.

    • Review the bridge information.

    • Approve the transaction.

For large transfers, start with a small test transaction to ensure a smooth process. Once comfortable, gradually increase the amount. Performing multiple test transactions is recommended to understand how the bridge operates.

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