🚀 Curated list of x402 resources: HTTP 402 Payment Required protocol for blockchain payments, crypto micropayments, AI agents, API monetization. Includes SDKs (TypeScript, Python, Rust), examples, facilitators (Coinbase, Cloudflare), MCP integration, tutorials. Accept USDC payments with one line of code. Perfect for AI agent economy.

A Next.js proxy implementing end-to-end x402 gateway integration — enabling payment-gated APIs and resources with on-chain USDC settlement on Solana, no accounts required.

Safe agentic payment system that autonomously initiates payments within policy-defined guardrails, demonstrating production-ready patterns for financial AI systems.

Agent-to-Agent (A2A) autonomous payments