# GSTZen, ₹3,500 yearly: Company enrichment API

> Validate GSTIN, Get Business Details, Response Time of < 200 milliseconds

GSTZen's company enrichment API on its "5,000 API calls" plan. It costs $7.371 per 1,000 companies. It returns 2 of the 13 key fields we check: Type and status, Headquarters.
₹700.00 per 1,000 companies is $7.371 at the European Central Bank's rate of $0.01053 for ₹1.
We haven't run GSTZen through [our company enrichment API benchmark](https://datacircle.dev/best-company-enrichment-api.txt) yet.
Half of the 1,542 plans we rank by price cost $7.96 per 1,000 companies or less. This plan costs less per 1,000 companies than 50% of the 1,542 plans.
[Extruct's $49 monthly plan](https://datacircle.dev/company-enrichment-apis/extruct/49-monthly/llms.txt) is the cheapest paid plan per 1,000 companies. Extruct's company enrichment API costs nothing beyond the plan price.
[CNPJ API's R$99 monthly plan (/bulk-cnpj)](https://datacircle.dev/company-enrichment-apis/cnpj-api/r-99-monthly-pro-post-bulk-cnpj/llms.txt) covers any number of companies in Brazil only. CNPJ API's R$99 monthly plan costs less up front than Extruct's $49 monthly plan.
[GLEIF](https://datacircle.dev/company-enrichment-apis/gleif/free/llms.txt), [SEC EDGAR](https://datacircle.dev/company-enrichment-apis/sec-edgar/free/llms.txt) and [GetProspect](https://datacircle.dev/company-enrichment-apis/getprospect/49-monthly-starter-post-v2-companies-enrich/llms.txt) are the best company enrichment API providers in the Datacircle benchmark for companies in any country.

- This page: https://datacircle.dev/company-enrichment-apis/gstzen/3500-yearly
- [Company enrichment API: 130+ providers compared](https://datacircle.dev/best-company-enrichment-api.txt)
- Get it: https://gstzen.in/gst-validator-api-pricing-details?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- Request: `POST https://my.gstzen.in/api/gstin-validator/`
- API key: with the plan, on https://gstzen.in/gst-validator-api-pricing-details?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- Its API docs: https://my.gstzen.in/api/docs/gstin-validator/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- Sold by: GSTZen (https://gstzen.in?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing)
- Checked: 2026-11-03

## In the answer

- Completeness: 15%
- Type and status: ✓
- Headquarters: ✓

## Price

- $ per 1,000 companies: $7.371
- Per: call
- Billing: yearly
- $ a month: $3.07

## Aggregators

- Aggregators: none

## Charges

- Also pays for: nothing else

## Overage

- Units cap: hard

## In their words

- Their pitch: Validate GSTIN, Get Business Details, Response Time of < 200 milliseconds

## Data

- Countries: India
- Keep data: no limit
- Use data: You agree to use the Services only for purposes that are permitted by (a) the Terms and (b) any applicable law, regulation or generally accepted practices or guidelines in the relevant jurisdictions (including any laws regarding the export of data or software to and from India). You agree not to access (or attempt to access) any of the Services by any means other than through the interface that is provided by GSTZen, unless you have been specifically allowed to do so in a separate agreement with GSTZen. You specifically agree not to access (or attempt to access) any of the Services through any automated means (including use of scripts or web crawlers) and shall ensure that you comply with the instructions set out in any robots.txt file present on the Services. You agree that you will not engage in any activity that interferes with or disrupts the Services (or the servers and networks which are connected to the Services). Unless you have been specifically permitted to do so in a separate agreement with GSTZen, you agree that you will not reproduce, duplicate, copy, sell, trade or resell the Services for any purpose.

## Plan

- Pay: ₹3,500
- You get: 5,000 requests a year
- Enough for: 5,000 calls a year

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: gstin, Content-Type header "application/json"
- Method: POST
- Path: /api/gstin-validator/

## About the plan

- Plan: 5,000 API calls
- Who can get it: anyone of legal age to form a binding contract with GSTZen

## The 56 fields the plan's answer can hold

response status, GSTIN, valid, legal name, trade name, company status, PAN, state, state code, state name, state alpha code, registration date, GST type, state jurisdiction, centre jurisdiction, state jurisdiction code, centre jurisdiction code, constitution of business, nature of business activity, last updated date, principal address, principal address location, principal address pin code, principal address street, principal address nature of business, principal address line 1, principal address line 2, principal address city, principal address district, principal address building number, principal address building name, principal address floor number, principal address locality, principal address landmark, principal address state, principal address latitude, principal address longitude, principal address geocode level, additional addresses, additional address location, additional address pin code, additional address street, additional address nature of business, additional address line 1, additional address line 2, additional address city, additional address district, additional address building number, additional address building name, additional address floor number, additional address locality, additional address landmark, additional address state, additional address latitude, additional address longitude, additional address geocode level

## GSTZen's plans (3)

- [GSTZen, ₹3,500 yearly](https://datacircle.dev/company-enrichment-apis/gstzen/3500-yearly/llms.txt): $7.371 per 1,000, 15% complete
- [GSTZen, ₹5,000 yearly](https://datacircle.dev/company-enrichment-apis/gstzen/5000-yearly/llms.txt): $5.265 per 1,000, 15% complete
- [GSTZen, ₹8,250 yearly](https://datacircle.dev/company-enrichment-apis/gstzen/8250-yearly/llms.txt): $3.475 per 1,000, 15% complete

## GSTZen's calls (1)

- `POST /api/gstin-validator/`: [GSTZen, ₹3,500 yearly](https://datacircle.dev/company-enrichment-apis/gstzen/3500-yearly/llms.txt)

## GSTZen's APIs (1)

- [GSTZen: company enrichment API pricing, 3 plans](https://datacircle.dev/company-enrichment-apis/gstzen/3500-yearly/llms.txt)

## GSTZen: company enrichment API alternatives

- [Piloterr, $528 yearly, Premium, GET /v2/thomasnet/company](https://datacircle.dev/company-enrichment-apis/piloterr/528-yearly-premium-get-v2-thomasnet-company/llms.txt): $7.333 per 1,000, 69% complete
- [Snov.io, $369 monthly](https://datacircle.dev/company-enrichment-apis/snov-io/369-monthly/llms.txt): $7.38 per 1,000, 38% complete
- [TechnologyChecker, $890 yearly, Pro, POST /v1/companies/batch](https://datacircle.dev/company-enrichment-apis/technologychecker/890-yearly-pro-post-v1-companies-batch/llms.txt): $7.417 per 1,000, 46% complete, stored
- [Scrupp, $891 yearly, 10,000 credits / month, yearly, POST /company/domain](https://datacircle.dev/company-enrichment-apis/scrupp/891-yearly-10000-credits-month-yearly-post-company-domain/llms.txt): $7.425 per 1,000, 8% complete

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-03.

- https://gstzen.in/gst-validator-api-pricing-details?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://gstzen.in/terms-and-conditions?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://my.gstzen.in/api/docs/gstin-validator/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing