agentic-x402

⚠Review·Scanned 2/19/2026

This skill enables agents to pay for x402-gated resources and create payment links using USDC on Base. It reads EVM_PRIVATE_KEY from ./.env or ~/.x402/.env, spawns npx tsx child processes, and issues fetch requests to user-supplied URLs and https://api.cdp.coinbase.com/platform/v2/x402.

from clawhub.ai·v0.1.0·61.3 KB·0 installs
Scanned from 0.1.0 at 2f645b5 · Transparency log ↗
$ vett add clawhub.ai/ya7ya/agentic-x402Review findings below

agentic-x402

Agent skill for x402 payments - pay for and sell gated content using USDC on Base.

What is x402?

x402 is an open payment standard built around HTTP 402 Payment Required. It enables services to charge for API access directly over HTTP using crypto payments.

This skill gives AI agents the ability to:

  • Pay for x402-gated resources automatically
  • Create payment links to sell content
  • Manage wallet balances

Installation

# Clone or install
pnpm install

# Configure wallet
cp config/example.env .env
# Edit .env and add your EVM_PRIVATE_KEY

Quick Start

# Check balance
x402 balance

# Pay for a resource
x402 pay https://api.example.com/paid-endpoint

# Fetch with auto-payment
x402 fetch https://api.example.com/data --json

# Create a payment link (requires x402-links-server)
x402 create-link --name "My API" --price 1.00 --url https://api.example.com/premium

Commands

CommandDescription
x402 balanceCheck USDC and ETH balances
x402 pay <url>Pay for a gated resource
x402 fetch <url>Fetch with auto-payment
x402 create-linkCreate payment link
x402 link-info <addr>Get link details

Configuration

Required environment variables:

  • EVM_PRIVATE_KEY - Your wallet private key

Optional:

  • X402_NETWORK - mainnet or testnet (default: mainnet)
  • X402_MAX_PAYMENT_USD - Payment limit (default: 10)
  • X402_LINKS_API_URL - x402-links-server URL
  • X402_LINKS_API_KEY - API key for link creation

For Agents

This skill is designed for use with AI agents (Claude Code, OpenClaw, etc.). See SKILL.md for the full agent-readable documentation.

License

MIT