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
⚡ This is a sandbox demo — the response above is a sample. To get live, real-time data for any input, get your free 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.
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Need live data at scale?
Get your free API key to access real-time GSTIN to PAN with ~1.9s response time and 100% uptime.
Get Free API Key