Node.js integration
GSTIN Verification API with Node.js
Use this Node.js example to call GET /v1/gstin/{gstin} with an API key. This page contains a language-specific snippet, auth notes and links back to full docs — not a thin doorway duplicate.
What you need
- An API Seeker key (Free plan is enough to start)
- Base URL
https://gstchk.apiseeker.com - Path
/v1/gstin - Header authentication via
X-API-Key
Node.js example
Node.js
import { request } from "node:https";
// Prefer fetch in Node 18+
const res = await fetch("https://gstchk.apiseeker.com/v1/gstin/29ABCDE1234F1Z5", {
method: "GET",
headers: { "X-API-Key": process.env.RSM_API_KEY },
});
console.log(await res.json());Expected response shape
JSON
{
"gstin": "29ABCDE1234F1Z5",
"valid": true,
"legalName": "Example Private Limited",
"tradeName": "Example",
"status": "Active",
"stateCode": "29"
}