Comprehensive developer guide for the x402 micropayment protocol — 15 SEO-optimized articles on integration, architecture, and real-world use cases
x402-guide is an early-stage HTML project in the AI payments / x402 ecosystem, focused on coinbase, crypto-payments, developer-guide, documentation. It currently has 0 GitHub stars and 0 forks, and sits alongside related tools like piprail, gold-402, x402charity.
x402 (HTTP 402 Payment Required) SDK + MCP server: let any API charge for itself and any AI agent pay for itself, USDC & stablecoins across EVM, Solana & 8 more chain families, in a couple of lines. Backendless, no fee, self-custodial, paid straight to your wallet. TypeScript, MIT.
⚡ The gold standard for x402 resources. 300+ projects, SDKs, tools, facilitators, and ecosystem data for the HTTP 402 Payment Required protocol. Curated by 24K Labs.
Automatic micro-donations powered by x402. Drop-in Express/Next.js middleware that sends USDC to charities on every user action. npm install x402charity.
A payments protocol for the internet. Built on HTTP.
Self-healing infrastructure for AI agent payments. 90.3% auto-recovery.
Daydreams is a set of tools for building agents for commerce
The best way to monetize AI applications & MCP, using x402, CDP Smart Wallets & Paymaster
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AWS payment demo of x402 using Bedrock AgentCore, Strands SDK, and CloudFront.