Showcase · Vol. 01

Working demos, deployed live.

Reference builds from the prompt library. Each demo is a real contract on Ethereum Sepolia with social login via Privy — no MetaMask, no faucet, no setup.

Dance · Base Sepolia DeployLive ↗

Choreo Ledger

Timestamp original choreography on-chain. Sign in with Google, paste an IPFS CID or a move's hash, and emit a permanent Logged event on Base Sepolia.

0x7044AaAFea6D52dC5ADA19378a57F5AFf2218322

Payments · x402 · USDCLive ↗

x402 Paywall

Pay-per-request in USDC on Base Sepolia via the PayAI facilitator. Sign an EIP-3009 authorization from your embedded wallet — no gas, no wallet popup.

facilitator: x402.payai.network