UNLOCK CARDAI tools, by the sip
PrepaidSponsored card
Unlock card
…left to spend
Spends on Sippar only
Connect your card
Your sponsor put money on a card for you. Your assistant spends it on the products below when you use Sippar in Claude or ChatGPT.
- Sign in to SipparDoneUse the same sign-in as Sippar in Claude or ChatGPT.
- Confirm your emailDoneThe email your card was sent to. Crossmint, which holds the card, emails you a code.
What this card opens
Anything else is paid as usual, never from this card: the card is checked before every payment.
Use it in your assistant
Add Sippar once, then sign in there with the same sign-in you used here. Your assistant pays from your card.
Add to Claude
Open ChatGPT pluginsKeep it on your phone
Google Wallet shows what is left and tells you when your sponsor adds money. It only shows the card; your assistant still does the paying.
Purchases
Each purchase is one transfer from this card to Sippar, on the public chain. Open any of them on the explorer.
| When | Transaction | Amount |
|---|
No purchases yet. The first one shows here a few seconds after it settles.
The sponsor's wallet controls this card: it can take the unspent balance back or remove Sippar's access at any time, on the sponsor's page. Sippar can only pay itself from it, only for the products above, and only up to the daily limit.