Find the provider and check billing status
For web Pro or Max, use Settings → Billing to view invoices and update the payment method. For iOS or Android purchases, manage receipts and payment methods through Apple or Google.
Investigate Card Declined using real details
Check the message, billing address and payment status in the appropriate checkout. Ask the card issuer about the decline, and contact official support if the issue persists. Do not invent a billing address or tax number.
Anthropic · Paid plan billing FAQs ↗ · Anthropic · How to get support ↗
Update future invoices and compare plans
Web billing changes apply to future renewals; finalized paid invoices cannot be reissued. Review the tax line and final amount before purchasing. Compare the same plan and period in the pricing guides.
Frequently asked questions
Can a different postcode guarantee tax-free billing?
No. Use your true billing details and review the tax calculated at checkout.
Does a gift card guarantee a Claude subscription?
No. Store rules, payment eligibility and the actual checkout determine whether it can be used.