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Token Fraud

Fraud Prevention

Token Fraud

Stop AI token fraud

Fraudsters exploit free credits, stolen payment methods, and compromised API keys to consume compute at your expense. Sardine analyzes their identity, device signals, and behavior biometrics to stop fraud before it hits your bottom line.

  • Verify legitimate businesses with KYB checks
  • Prevent fake accounts used for promo and referral abuse
  • Block fraudulent payments and protect against chargebacks
  • Identify stolen API keys and token reselling

Talk to Sardine

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TOKEN ABUSE

AI software and infrastructure is a new frontier for fraud

Fraudsters are aggressively finding ways to steal AI compute. Sardine continuously monitors signups, payments, and logins to protect your platform.

Promo & Referral Abuse

Stop coordinated fraud rings from creating fake accounts to exploit free trials, abuse referral programs, and drain AI credits.

Payment Fraud

Block stolen cards used to purchase AI credits, and reduce chargebacks from legitimate cardholders.

Account Takeover (ATO)

Detect suspicious access and automated API abuse that can rack up unauthorized compute costs using stolen API keys.

Sardine uncovers ATO fraud ring for tier 1 Canadian bank, dismantling 881 criminal fraud ring accounts.
$800K
Total loss prevented
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Identity & business verification

Know who’s behind every account

Verify the people and businesses using your AI platform without slowing down legitimate customers. Start with the information you already collect, then add deeper checks when risk demands it.

One configurable onboarding flow

Email icon

Start with what you have

Email, domain, and other signup signals

Shield icon

Evaluate risk in real time

Identity, business and network intelligence

Face scan icon

Step up when needed

ID, selfie or additional business checks

RESULTS-DRIVEN FRAUD PREVENTION

Block fraud while approving more good customers

Sardine gives you the intelligence and real-time controls to make better risk decisions across signups, account activity, and payments, without adding unnecessary friction.

Checkout session flagged for bot-driven account creation
Device and Behavior

Unmask fraudsters behind fake accounts, bots, and fraud attempts

Use device fingerprinting and behavioral intelligence to uncover scripted signups, bot activity, and account takeovers, even when attackers rotate IPs, browsers, and identities to evade detection.

Identity graph linking a customer to devices and bank details
Consortium Intelligence

Identify known fraudsters and connected fraud rings

Leverage Sardine's network of billions of devices and consumer identities to flag users with a history of fraud, uncover linked accounts, and expose coordinated attacks that your own data can't see.

Rules editor blocking high-risk transactions in real time
Real-time Fraud Monitoring

Block fraudulent transactions before payments are approved

Evaluate payments in real-time using custom ML models and configurable rules. Automatically block high-risk activity or trigger additional verification to prevent fraud before losses occur.

WORK WITH SARDINE

Don't let fraudsters slow your growth

See how Sardine can protect your platform from fraud and token abuse.

Featured resources

Four ways fraudsters get AI compute without paying for it
Blog23 min

Token fraud: Four ways fraudsters get AI compute without paying for it

From fake accounts and stolen credit cards to compromised API keys and chargebacks, learn how fraudsters exploit AI services, what it costs businesses, and how to stop abuse.