For checkout, access, or duplicate-charge questions, contact support with the transaction or PayPal reference. We review payment issues individually and never treat an unverified payment as activated access.
Want receipts for your own AI work?
Add Zambo to your AIZambo gives AI work a receipt you can check. For people: add Zambo to your AI app and ask for a job. These technical links are for developers and AI agents.
One hosted MCP at https://zambo.dev/mcp.
Check the proof for recorded tool calls (verify a receipt).
Agents: 24-hour Day Pass, $0.99 USDC on Base via x402, not per call. People: Zambo Pass $29 for 30 days or $290 for 365 days, one payment. No subscription. No automatic renewal.