Key Features
- USDC on Base and Solana for instant settlements
- Support for X (Twitter), Farcaster, GitHub, Email, Web, and Instagram payments
- x402 protocol for standardized HTTP payment flows
- A2A protocol for agent-to-agent communication and payments
- CLI tool for command-line payments
- Multiple SDKs for easy integration
What is x402?
The x402 protocol standardizes HTTP402 Payment Required flows, enabling:
- Automatic payment negotiation
- Tokenized access with proof of payment
- Seamless web-native monetization
What is A2A?
The A2A (Agent-to-Agent) protocol enables AI agents to discover and communicate with each other. Snack Money implements A2A with the X402 extension for integrated payments. Learn more in our A2A guide.Getting Started
Choose your preferred integration method:For Developers
- Quick Start - Simplest API integration with axios
- SDK Examples - Production-ready integrations with various SDKs
- API Reference - Complete API documentation
For Command Line
- CLI Tool - Send payments directly from your terminal
- CLI Quick Start - Get started in minutes