---
title: "Pix to stablecoin: buy USDT and USDC with Pix in Brazil | Woovi"
description: "Buy USDT and USDC with Pix and sell stablecoins back to Pix through one API. Stablecoin infrastructure for businesses in Brazil, settled by authorized VASPs."
canonical: "https://woovi.com/en/produtos/pix-para-stablecoin/"
---

Fonte canônica: https://woovi.com/en/produtos/pix-para-stablecoin/

Pix → USDT · USDC → Pix

# Pix to stablecoin: buy and sell USDT and USDC with Pix

With Woovi, your company buys stablecoins such as USDT and USDC paying with Pix, and sells stablecoins receiving Brazilian reais via Pix, all through an API. It is the stablecoin infrastructure of a Payment Institution that is a direct Pix participant, with buying, selling and custody executed by VASPs (PSAVs) authorized by Brazil's Central Bank.

[Talk to an expert](https://app.woovi.com/join?utm%5Fsource=landing&utm%5Fmedium=hero&utm%5Fcontent=pix-para-stablecoin-en)[Read the docs](https://developers.woovi.com/stable#description/introduction)

- On-ramp and off-ramp 24/7
- USDT and USDC
- Firm quote via API

Woovi Instituição de Pagamento, authorized by Brazil's Central Bank · Direct Pix participant · Code 694

Pix → USDTQuote locked · 00:30

Pix ofR$ 2,700.00BRL

Buys500.00 USDTUSDT

Rate

1 USDT = R$ 5.40

Network

Tron

Settlement

Partner VASP

Pix received · endToEndId E1234…PIX OK

**USDT**Polygon, Ethereum, Celo, Tron and BNB Chain

**USDC**Polygon, Ethereum, Base, Celo and BNB Chain

**Pix 24/7**Buy and sell at any time

**1 API**Quote, buy, sell and on-chain transfer

Available stablecoins

## USDT and USDC: digital dollars bought and sold with Pix

Stablecoins are cryptocurrencies pegged to a stable asset, such as the US dollar. They let you hold, pay and transfer digital dollars at any time, with reais in and out through Pix.

### USDT (Tether)

The world's highest-volume stablecoin, pegged to the dollar. Buy with Pix and send on Polygon, Ethereum, Celo, Tron or BNB Chain.

### USDC (Circle)

Dollar-pegged stablecoin issued by Circle. Buy with Pix and send on Polygon, Ethereum, Base, Celo or BNB Chain.

### Sell back to Pix

Sell USDT or USDC and receive reais via Pix, to your company's or your customer's Pix key.

Step by step

## How to buy stablecoin with Pix on Woovi

Your company integrates once and offers USDT and USDC buying and selling to its customers, or uses the API for its own treasury.

1. 01  
### Open a Woovi account  
Business account with Pix and a company review (KYB) to enable stablecoin operations.
2. 02  
### Request a quote  
Send the amount in reais, the stablecoin and the network. The API returns the rate with fees included.
3. 03  
### Pay with Pix  
The amount comes from the reais balance received via Pix. The order goes to the partner VASP.
4. 04  
### Receive the stablecoin  
USDT or USDC credited to the custodied wallet or sent to the given address, with a webhook.

On-ramp and off-ramp

## Pix to USDT and USDT to Pix

Pix → USDT or USDCUSDT or USDC → Pix

Buy stablecoin with Pix, credited to a wallet or sent on-chain.

1. 01YOUR SYSTEM  
### Requests a quote  
Amount in reais, stablecoin and network.
2. 02CUSTOMER  
### Pays the Pix  
Confirmed in seconds, 24/7.
3. 03WOOVI  
### Sends the order  
The reais balance funds the purchase.
4. 04VASP  
### Buys the asset  
Trade executed and recorded.
5. 05BLOCKCHAIN  
### Delivers  
Wallet credit or transfer with hash.

Sell stablecoin and receive reais via Pix.

1. 01YOUR SYSTEM  
### Requests a quote  
Amount and destination Pix key.
2. 02WOOVI  
### Checks the key  
Ownership and risk rules.
3. 03VASP  
### Sells the asset  
Stablecoin converted to reais.
4. 04WOOVI  
### Sends the Pix  
Payment to the given key.
5. 05YOUR SYSTEM  
### Gets the webhook  
Receipt with the endToEndId.

Stablecoin API

## Buy and sell stablecoin in a few calls

Same AppID authentication and the same webhooks as Woovi Pix charges.

GET/api/v1/stablecoin/quoteStablecoin quotePOST/api/v1/stablecoin/depositOn-ramp: reais to stablecoinPOST/api/v1/stablecoin/payoutOff-ramp: stablecoin to PixPOST/api/v1/stablecoin/swapSwap and on-chain transferGET/api/v1/stablecoin/walletsDeposit wallets

- Real-time webhooks
- Idempotency by correlationId
- Public documentation
- Integration support
[Open the stablecoin API docs](https://developers.woovi.com/stable#description/introduction)

Stablecoin quoteGET

```
curl "https://api.woovi.com/api/v1/stablecoin/quote?value=1000000&currency=USDC&network=POLYGON" \
  -H "Authorization: $WOOVI_APP_ID"
```

RESPONSE200 OK

```
{
  "status": "ok",
  "quote": {
    "inputCurrency": "BRL",
    "inputAmount": 10000,
    "outputCurrency": "USDC",
    "outputAmount": "[amount]",
    "rate": "[rate]"
  }
}
```

Illustrative example. Official fields and responses at developers.woovi.com.

## Questions about buying stablecoin with Pix

How do I buy USDT with Pix?

Through Woovi's API, your company requests a quote in reais, pays with the balance received via Pix and receives USDT in the custodied wallet or at the given address. The purchase is executed by a partner VASP (PSAV) authorized by Brazil's Central Bank.

How do I sell USDT and receive Pix?

You send the USDT or USDC amount and the destination Pix key. The partner VASP sells the stablecoin and Woovi sends the reais via Pix, with a webhook and receipt.

What is the difference between USDT and USDC?

Both are dollar-pegged stablecoins. USDT is issued by Tether and USDC by Circle. They run on different networks: on Woovi, USDT on Polygon, Ethereum, Celo, Tron and BNB Chain, and USDC on Polygon, Ethereum, Base, Celo and BNB Chain.

Who can use Woovi's Pix to stablecoin?

Companies with a Woovi account, after the company review (KYB). Your company's end customers trade through your product after KYC.

How long does it take to buy stablecoin with Pix?

Pix confirms in seconds and the purchase executes right after. On-chain transfers depend on the chosen network.

Is Woovi an exchange?

No. Woovi is a Payment Institution authorized by Brazil's Central Bank and a direct Pix participant. Buying, selling and custody of stablecoins are executed by authorized partner VASPs (PSAVs).

## See also

- [CaaS · Crypto as a ServiceStablecoin API to put USDT and USDC inside your product.](https://woovi.com/en/produtos/caas/)
- [PSAV as a ServiceOffer virtual assets in Brazil without building a VASP (PSAV).](https://woovi.com/en/produtos/psav-as-a-service/)
- [Pix for businessesCharge, receive and pay with Pix through one API.](https://woovi.com/en/pix/)

## Add Pix to stablecoin to your product

Talk to an expert to review volumes, networks and the USDT and USDC buy and sell flow.

[Talk to an expert](https://app.woovi.com/join?utm%5Fsource=landing&utm%5Fmedium=cta&utm%5Fcontent=pix-para-stablecoin-en)[Read the docs](https://developers.woovi.com/stable#description/introduction)

Virtual asset services provided by partner PSAVs authorized by Brazil's Central Bank. Stablecoins are not legal tender and are not covered by the FGC.