GETTING STARTED
Overview
Documentation hub and integration paths
Ax402 is a full-stack x402 platform: facilitator, gateway, dashboard, TypeScript / Go / Python SDKs, CLI, MCP, React paywall, and e-commerce plugins. Payment protocol details live in the x402 foundation . Agents: start with the agent guide or fetch /llms.txt .
Platform
Full stackHow facilitator, gateway, SDKs, paywall, and plugins connect.FacilitatorVerify, settle, supported networks, testnet URL.Control plane APIREST contract, auth, resources.Gateway & dashboardHosted gateway — no upstream code changes.
Paying gateway URLs
Buyer clientsPay gateway URLs from TypeScript, Go, Python, CLI, or MCP.React paywallWallet connect + pay overlay for browser SPAs.
Integration paths
SDK integrationControl plane + buyer clients in your codebase.E-commerce pluginsWordPress, WooCommerce, Shopify starters.
SDKs and tools
SDK overviewTypeScript, Go, Python — control plane + buyer.TypeScript@axlabs/ax402-sdk + /buyer + /platform.GoControl plane and buyer for CI/CD.PythonSync/async clients, optional buyer extra.Buyer clientsPay gateway URLs across languages.CLI referenceFull ax402 command list.MCP serverAgent tools for Cursor and Claude.Agent guideBootstrap, recipes, scope presets.
Environment variables
AX402_BASE_URL— control plane URLAX402_API_KEY— scoped key for CLI, MCP, SDK automationAX402_JWT— CLI alternative to API keyAX402_EVM_PRIVATE_KEY— buyer signing (CLI, MCP, SDK buyer modules)