Fintechs and digital banks
Add stablecoin buying, selling and wallets to your app, next to the account and Pix.
PSAV · SPSAV · VASP
PSAV as a Service: offer virtual assets in Brazil without building a VASP
PSAV as a Service is the model in which your company offers buying, selling, custody and transfer of stablecoins and other virtual assets using Woovi's infrastructure: Pix, account, KYC, KYT, Travel Rule and API. Virtual asset operations are executed by partner PSAVs (Brazil's virtual asset service providers, or VASPs) authorized by the Central Bank.
- Pix, account and crypto in one API
- KYC, KYB, KYT and Travel Rule
- VASPs authorized by the Central Bank
Woovi Instituição de Pagamento, authorized by Brazil's Central Bank · Direct Pix participant · Code 694
Customer paysR$ 5,000.00BRL
Customer receives925.92 USDTUSDT
- Customer KYC
- Approved
- Wallet KYT
- Low risk
- Execution
- Authorized PSAV
KYC approved · limit availableKYC OK
PSAV · SPSAVPartners authorized by Brazil's Central Bank
Law 14,478Brazil's 2022 virtual asset framework
BCB Res. 519–521Authorization and operating rules
Pix 24/7Reais in and out at any time
Glossary
What are PSAV, SPSAV and VASP?
Three acronyms for the same idea: a company that provides virtual asset services, such as crypto and stablecoins, to third parties. In Brazil, these companies need authorization from the Central Bank.
- PSAVPrestador de Serviços de Ativos Virtuais · also written SPAV
- The name Brazil's Law 14,478/2022 gives to anyone who buys, sells, exchanges, holds or transfers virtual assets on behalf of others. Regulated and supervised by the Central Bank.
- SPSAVSociedade Prestadora de Serviços de Ativos Virtuais
- The corporate form the Central Bank created for PSAVs in Resolutions 519, 520 and 521. It can be an intermediary, a custodian or a broker of virtual assets.
- VASPVirtual Asset Service Provider
- The FATF term used internationally. A Brazilian VASP is a PSAV. It is the term used in Travel Rule exchanges between providers.
Who it is for
Who uses PSAV as a Service
Companies that want to offer virtual assets to their customers in Brazil, or that already run crypto and need Pix, an account and compliance in Brazil.
Exchanges and crypto platforms
Reais in and out via Pix, an operating account and automatic reconciliation by API.
Companies applying to be an SPSAV
Operate with partner PSAVs while you run your own Central Bank process.
Cross-border payments
Pay and get paid from abroad in digital dollars, settled on-chain at any time.
Marketplaces and e-commerce
Accept stablecoins at checkout and pay sellers in reais or in crypto.
Corporate treasury
Keep part of your cash in digital dollars, bought and sold from the same account.
How it works
From a Woovi account to your first virtual asset operation
You own the product and the customer relationship. Woovi delivers the account, Pix, the API and compliance. The partner PSAV buys, sells and holds the virtual assets.
- 01
Your account and KYB
Open the Woovi account, company review and use-case design with our team.
- 02
API integration
Quote, buy, sell, balance and on-chain transfer with the same auth as Pix charges.
- 03
Your customers’ KYC
Each end customer is identified and gets their own limits before trading.
- 04
Settlement by the PSAV
The partner PSAV executes and records each operation. You get status webhooks.
Who does what
Woovi orchestrates, the authorized PSAV settles
Woovi is a Payment Institution authorized by Brazil's Central Bank and a direct Pix participant. Virtual asset operations stay with authorized partner PSAVs, as Law 14,478/2022 and Central Bank Resolutions 519, 520 and 521 require.
- Asset segregation: your customers' assets are kept apart from the PSAV's own assets.
- Traceability: every operation has a correlationId, a Pix receipt and a transaction hash.
- Anti-money laundering: KYC, KYT, Travel Rule and monitoring on every operation.
Only need the stablecoin API? See CaaS (Crypto as a Service).
ON-CHAIN SETTLEMENT
Who does what
- Your companyProduct, brand and relationship
- WooviAccount, Pix, API, KYC and reconciliation
- PSAVBuy, sell, custody and on-chain
Partner PSAVsAvenia
Comparison
Build your own PSAV or use PSAV as a Service?
| Your own operation | Woovi PSAV as a Service | |
|---|---|---|
| Authorization | SPSAV authorization process at the Central Bank, with capital, governance and control requirements. | Virtual asset operations run at partner PSAVs that are already authorized. |
| Custody | Build segregated custody, key management and on-chain reconciliation. | Segregated custody at the partner PSAV, with per-customer balances by API. |
| Pix and account | Hire a bank or payment institution for reais in and out. | Woovi account with Pix 24/7 in the same integration. |
| KYC, KYT and Travel Rule | Contract and integrate separate vendors. | Built into the flow of every operation. |
| Quotes and liquidity | Negotiate with OTC desks and exchanges. | Firm quote via API, fees included. |
| Integration | Several APIs, several webhooks and manual reconciliation. | One API, one correlationId pattern and webhooks. |
Regulation
The three types of SPSAV
Central Bank Resolution 520 splits virtual asset service companies (SPSAVs) into three types. PSAV as a Service connects your company to authorized partners for each service.
Virtual asset intermediary
Buys, sells and exchanges virtual assets on behalf of customers, without holding them.
Virtual asset custodian
Holds and manages customers' virtual assets, with asset segregation.
Virtual asset broker
Combines intermediation and custody in the same company.
Compliance
Anti-money laundering on every operation
KYC and KYB
Identity checks for people and companies by link or API, with your risk policies.
On-chain KYT
Risk screening of source and destination wallets before every transfer or credit.
Travel Rule
Sender and beneficiary data exchanged between PSAVs and VASPs, as regulation requires.
Limits and monitoring
Per-customer limits, blocking rules and suspicious activity reporting.
For developers
One API for Pix and virtual assets
Quote, buy, sell, balance and on-chain transfer with the same authentication and webhooks as Woovi Pix charges.
- Real-time webhooks
- Idempotency by correlationId
- Public documentation
- Integration support
Stablecoin quoteGET
curl "https://api.woovi.com/api/v1/stablecoin/quote?value=1000000¤cy=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.
PSAV frequently asked questions
PSAV stands for Prestador de Serviços de Ativos Virtuais, Brazil's virtual asset service provider (VASP): a company that buys, sells, exchanges, holds or transfers virtual assets, such as crypto and stablecoins, on behalf of others. PSAVs are regulated by Law 14,478/2022 and authorized and supervised by Brazil's Central Bank.
SPSAV is the Sociedade Prestadora de Serviços de Ativos Virtuais, the corporate form the Central Bank created for PSAVs in Resolutions 519, 520 and 521. It can act as an intermediary, a custodian or a broker of virtual assets.
They describe the same activity. PSAV is the term in Brazilian law, SPAV is a common spelling of it, SPSAV is the type of company the Central Bank authorizes and VASP (Virtual Asset Service Provider) is the international FATF term.
It is the model in which your company offers virtual asset services using a partner's infrastructure, instead of building custody, liquidity, Pix and compliance on its own. With Woovi, you integrate one API and virtual asset operations are executed by partner PSAVs authorized by Brazil's Central Bank.
Woovi is a Payment Institution authorized by Brazil's Central Bank and a direct Pix participant. It handles the account, Pix, the API, KYC and reconciliation. Virtual asset operations are executed by partner PSAVs authorized by the Central Bank.
Companies that provide virtual asset services directly to third parties need SPSAV authorization. In PSAV as a Service, buying, selling and custody stay with the authorized partner PSAV. Check with your legal team how your business model fits.
Law 14,478/2022, the virtual asset legal framework, and Central Bank Resolutions 519 (authorization process), 520 (incorporation and operation of SPSAVs) and 521 (foreign exchange and international capital with virtual assets).
USDT on Polygon, Ethereum, Celo, Tron and BNB Chain, and USDC on Polygon, Ethereum, Base, Celo and BNB Chain. The up-to-date list is in the API docs.
Offer virtual assets with an authorized PSAV behind you
Talk to an expert to design your use case, expected volumes and the operation with partner PSAVs.
Virtual asset services provided by partner PSAVs authorized by Brazil's Central Bank. Virtual assets are not legal tender and are not covered by the FGC.
