# Buy Wrapped Bitcoin (WBTC) with AI

> Bitcoin on Ethereum — use BTC in DeFi protocols.

Wrapped Bitcoin (WBTC) is a tokenized version of Bitcoin on the Ethereum blockchain. Each WBTC is backed 1:1 by BTC held in custody, allowing Bitcoin holders to participate in Ethereum DeFi. Buy WBTC with ChainATM — type "Buy WBTC" and use your Bitcoin in DeFi.

## How to buy WBTC

1. Open ChainATM: https://app.chain-atm.com
2. Type or say: `Buy $100 of WBTC` (or any amount and chain)
3. The AI confirms the details and executes through Coinbase
4. WBTC arrives in your self-custody wallet

## Available on

- Ethereum
- Polygon
- Arbitrum
- Optimism
- Avalanche

## Pricing

- 1 credit per transaction (EUR 0.99 for 10 credits to start)
- Transparent pricing, no hidden fees
- Credits never expire

## Related

- [All tokens](https://www.chain-atm.com/buy.md)
- [Swap pairs](https://www.chain-atm.com/swap.md)
- [Pricing](https://www.chain-atm.com/pricing.md)