The open trust layer for global payments
Notabene connects financial institutions worldwide with instant, compliant, and secure stablecoin payments and crypto transactions.
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Payments trusted across the globe
With Notabene's open network, verified institutions exchange value with any counterparty in any jurisdiction—without compromising security.
One system, three layers
Notabene isn’t just a product. It’s a modular architecture for pre-transaction coordination— spanning protocol, network, and interface.
Notabene Flow
The first open stablecoin payments platform for businesses
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Notabene Transact
Transaction authorization for real-world digital asset flows
Transaction Authorization Protocol
The open protocol for trusted blockchain payments
Together, they enable programmable trust at scale—automated, auditable, and open by design.
What each layer unlocks
Notabene Flow
The first open stablecoin payments platform for businesses. Notabene Flow introduces new business payment capabilities like pull payments and recurring subscriptions.
- Pull Payments: Merchants send invoices and requests without wallet addresses.
- Push Payments: Senders make fast disbursements and payouts.
- Recurring Payments: Automated billing for subscriptions and services
Notabene Transact
Automating pre-transaction decision-making, turning Travel Rule compliance requirements into faster settlements and fewer blockers to revenue.
- Embedded compliance workflows
- Real-time transaction authorization
- Audit-ready reporting
Transaction Authorization Protocol (TAP)
An open protocol for exchanging pre-transaction messages. Standardizes how counterparties discover, validate, and authorize crypto transactions—before funds move.
- works across any platform or network
- uses signed Transfer Requests and encrypted messaging
- authorizes payments securely across wallets, exchanges, and smart contracts
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Payment Orchestrators & Networks
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On Ramps/Off Ramps
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PSPs & FinTechs
Custodians
AR/APs
Exchanges
Banks
Wallet Providers
Stablecoin Issuers
The network already works
1,700+ financial institutions use Notabene to enable trusted crypto flows across 65+ countries. More than $1 trillion in compliant volume has moved through the platform.
Join the Notabene Network
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Start building with programmable trust
See how your institution can move faster, safer, and more globally—with pre-transaction trust infrastructure already used across five continents.