Free GSTIN Verification & GST Number Search
Enter any 15-digit GSTIN to verify taxpayer registration status, extract linked PAN number, and get legal business entity details for vendor due diligence.
GET https://api.cstudio.sbs/v1/gstin/to-pan?gstin=07AAAAA0000A1Z5
Sandbox Demo: The response above is a simulated sample. To query live, authoritative data in real time, generate your API key.
About the GSTIN to PAN
Extract PAN and GST registration details from an Indian GSTIN — including every other GSTIN registered on the same PAN. Automate vendor KYB verification.
- PAN extraction
- GST registration details
- Sibling GSTIN discovery
- Active/inactive counts
What You Can Look Up
This free gstin verifier tool lets you quickly check data that would otherwise require manual visits to government portals. Developers and businesses use the underlying GSTIN to PAN to automate this at scale — processing thousands of lookups per minute via a simple REST API.
More Free Tools
Vehicle RC Lookup
Enter any Indian vehicle registration number (car, bike, truck) to check owner name, insurance validity, fitness status, and RTO details in real-time.
UPI ID Verifier
Enter any UPI ID (Google Pay, PhonePe, Paytm, BHIM) to verify if it is active and retrieve the verified account holder name from the banking switch.
IFSC Code Lookup
Search any Indian 11-digit IFSC code to get bank branch address, MICR code, district, contact numbers, and electronic payment support (NEFT, RTGS, IMPS, UPI).
Pincode Lookup
Enter any 6-digit Indian postal pincode to get post office names, delivery status, district, state, and geographic division instantly.
Automate GSTIN to PAN in Your Application
Integrate verified real-time data directly into your backend. Starter plans begin at ₹249/month (2,000 / Month) with ~1.9s response time.