Terms of Service

Effective: May 2, 2026 | AuthOnce

AuthOnce is a non-custodial USDC subscription protocol built on Base Network, operated by Vasco Humberto dos Reis Diogo.

1. Service description

AuthOnce enables recurring USDC subscription payments between merchants and subscribers. The protocol never holds funds in custody.

2. Merchant terms

Merchants must be approved before accepting payments. A protocol fee applies per successful transaction as published on authonce.io/pricing.

3. Subscriber terms

By subscribing, you authorise recurring payments on the agreed schedule. You may cancel at any time at authonce.io/my-subscriptions.

4. Limitation of liability

AuthOnce is software-only infrastructure. Users interact with smart contracts on Base Network at their own risk. Currently operating on testnet only.

5. Contact

Email: [email protected]
Full legal documents: authonce.io/legal.html