Burnbound demo x402 seller. For testing only. Testnet only: Base Sepolia (eip155:84532), test USDC. Nothing here has real value and nothing you get from it is a real product. Do not send mainnet funds. Paid resources (GET, x402 v2, exact scheme, USDC): /premium 0.01 USDC /report 0.50 USDC /dataset 2.00 USDC Each one answers 402 with a PAYMENT-REQUIRED header until it is paid.