Pay Instant Cert — $0.05 USDC

Wedge: Instant Cert. Expand: Session ($0.20 / 5 slots) when you have more than one write queued. Same Exact USDC path agents settle via MCP — connect → approve → receipt on Base.

1 Connect 2 Balance 3 Sign 4 Receipt

Wallet: not connected

Balance: —

Network: Base · USDC

Advanced — customize schema / SQL / mandate (optional)

Intent Mandate (Mandate Bind) Schema snapshot (DDL) SQL to authorize

Ready. One click pays Exact USDC on Base.

Agents: BUY.md / MCP sqlguard_cert. Hitting paid APIs in a browser also gets Coinbase’s official x402 paywall UI.