Verification APIs that ship with your product.
Fintech products live and die by conversion rates and time-to-market. DataFlag's clean REST API and SDKs let you integrate identity and business verification directly into your onboarding flow without building infrastructure.
Industry challenges
Slow onboarding kills conversion
Every additional step in verification reduces activation rates.
Compliance slows shipping
Meeting KYC requirements shouldn't require months of integration work.
Growing fraud at scale
As user volumes grow, so does the sophistication of identity fraud.
Inconsistent data quality
Fragmented sources return inconsistent, unreliable data.
How it works
- 1
User enters PAN during onboarding
- 2
DataFlag verifies in real time and returns structured JSON
- 3
Additional signals (Aadhaar linkage, Voter ID) can be layered in the same flow
- 4
GSTIN verification for merchant or business accounts
- 5
Webhook callback triggers downstream workflow on completion
2-hour average integration time. 99.9% API accuracy. Pay per call.
Recommended APIs
PAN Verification
Verify PAN card details in real time against authoritative registry records.
Voter ID Verification
Verify Voter ID (EPIC) card details against Election Commission records.
GST Verification
Verify GSTIN and fetch complete business registration details in real time.
Aadhaar to PAN
Reverse lookup - verify the PAN linked to a given Aadhaar number.
Aadhaar Address Verification
Verify and retrieve the registered address linked to an Aadhaar number.
MSME Verification
Verify MSME registration details and classification from the Ministry of MSME.
PAN to Aadhaar
Cross-verify PAN with Aadhaar linkage status in real time.
Udyam Verification
Verify Udyam Registration Number and fetch enterprise details from the Udyam portal.
Fuel Price API
Live petrol, diesel, and CNG prices across all Indian cities, updated daily.
Ready to verify your fintech customers?
Talk to our team or start with the free sandbox.