Huma Unveils PayFi Stack: A Six-Layer Framework for Payment Financing
Huma has detailed its **PayFi Stack**, a modular framework designed to transform financial infrastructure by making it fast, programmable, and borderless.
**Key Components:**
- Four core pieces in the financing layer: risk and asset pricing, asset structuring, tokenization, and asset distribution
- Six-layer architecture inspired by the OSI model that powers the internet
- Aims to replace slow, costly traditional financial systems
**Current Scale:**
- Over $13 billion in transaction volume processed
- Among the largest real-world stablecoin use cases onchain
- First PayFi network powering global payment flows
**2026 Priorities:**
- Onboarding enterprises and institutions to PayFi
- Capturing more real-world payments and trade flows
- Introducing PST to institutional allocators across DeFi and TradFi
The framework is supported by Solana Foundation, Stellar, and Circle.
[Read the full technical breakdown](https://blog.huma.finance/understanding-the-payfi-stack-transforming-financial-infrastructure)