x402-avm for TypeScript Developers

Understand the @x402-avm/* TypeScript package ecosystem, signer interfaces, registration patterns, and how to integrate Algorand payments into TypeScript applications.

Prerequisites

Before using x402-avm in TypeScript:

1. Node.js 18+ or a modern browser runtime
2. TypeScript 5+ recommended (JavaScript also works)
3. npm or yarn for package management
4. algosdk -- the Algorand JavaScript SDK (peer dependency for signer implementations)

Core Workflow: Register, Configure, Use

Every x402-avm TypeScript application follows the same pattern: