What is a Braintree test card v1?

A Braintree test card is a sandbox-only card number that returns an approval or a decline on demand, so you can test checkout logic without moving real money. The "v1" label is not an official Braintree product name. Developers use it to describe the original set of published test numbers, the ones that predate 3D Secure, network token, and local payment method test values.

Braintree Test Card v10: What It Is and How to Test Safely

Test numbers behave like real cards inside the Braintree sandbox and nowhere else. They cannot be used to purchase anything, and they carry no credit line.

braintree test card v3

Which Braintree test card numbers work in sandbox?

These numbers are the standard v1 set, grouped by card brand. All of them return a successful authorization unless noted.

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• 4111111111111111 - Visa, approved
• 4012888888881881 - Visa, approved
• 4000111111111115 - Visa, processor declined
• 5555555555554444 - Mastercard, approved
• 5105105105105100 - Mastercard, approved
• 378282246310005 - American Express, approved
• 371449635398431 - American Express, approved
• 6011111111111117 - Discover, approved
• 30569309025904 - Diners Club, approved
• 3530111333300000 - JCB, approved

What expiration date and CVV go with a test card?

Any future expiration date passes in sandbox, and any 3 digit CVV works for most brands (4 digits for American Express). The value 200 is the common trigger for a CVV verification failure, which lets you test the mismatch path in your checkout.

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For address verification, most postal codes return a match, while 20000 is widely used to force an AVS failure. Confirm current values against the live test data page before you wire them into automated tests.

How do you force a decline?

Use the declined Visa number 4000111111111115 for a straight processor decline. Many sandbox gateways also decline any transaction at an amount of 2000.00 or higher, so a high-amount test is a quick second check.

Declines come back inside the transaction result object, not as an API error. Your code should branch on the result rather than on an exception.

Do Braintree test cards work in production?

No. Sandbox numbers only resolve inside the sandbox environment, and production requires real card data supplied by the cardholder. Using live card numbers in testing without the cardholder's consent and without PCI DSS controls breaks card network rules and US law.

Can you buy Braintree test cards?

No, and no legitimate developer needs to, because Braintree publishes test numbers for free. Sites that sell CVV or live card data are selling stolen payment credentials, which carries criminal liability under 18 U.S.C. 1029 for both the seller and the buyer. Any vendor that charges for a "test card" is not running a test environment.

Sandbox testing checklist

• Keep sandbox and production API keys in separate environments and rotate them on a schedule.
• Cover approvals, processor declines, CVV failures, and AVS failures in your test suite.
• Never log full card numbers or CVV values, even from a sandbox, so logging code stays clean in production.
• Use issuer identification, Luhn checks, and card type rules on the client before you submit a token.