mcpay

SDK and CLI for MCPay functionality - MCP servers with payment capabilities

evmauth

TypeScript SDK for interacting with EVMAuth smart contracts deployed to Ethereum, Radius, and other EVM-compatible networks.

@x402-hpke/node

Provider-agnostic HPKE envelope library for x402 (Node) — cross-language interop with Python

snacktesting

A CLI tool for sending USDC payments on Twitter and Farcaster using x402.