# gstinapi, free, GET /v1/gstin/{gstin}/complete: Company enrichment API

> Verification, return filing history and filing frequency in one call, for 2 credits

gstinapi's company enrichment API on its Free plan. It costs $0.00 per 1,000 companies. It returns 1 of the 13 key fields we check: Headquarters.
We rank 1,208 plans by price. [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. CNPJ API's R$99 monthly plan costs less to start than Extruct's $49 monthly plan.
[GetProspect](https://datacircle.dev/company-enrichment-apis/getprospect/49-monthly-starter-post-v2-companies-enrich/llms.txt), [Hunter](https://datacircle.dev/company-enrichment-apis/hunter/299-monthly/llms.txt) and [ScrapeUnblocker](https://datacircle.dev/company-enrichment-apis/scrapeunblocker/pay-as-you-go-pay-as-you-go-post-companies-crunchbase/llms.txt) are the best company enrichment API providers in our benchmark for companies in any country.

- This page: https://datacircle.dev/company-enrichment-apis/gstinapi/free-get-v1-gstin-gstin-complete
- [Best company enrichment API in 2026: pricing compared](https://datacircle.dev/best-company-enrichment-api.txt)
- Get it: https://www.gstinapi.in/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- Request: `GET https://www.gstinapi.in/v1/gstin/{gstin}/complete`
- API key: with the plan, on https://www.gstinapi.in/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- Its API docs: https://www.gstinapi.in/docs?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing#complete-profile-bundle
- Sold by: gstinapi (https://www.gstinapi.in?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing)
- Checked: 2026-11-02

## In the answer

- Completeness: 8%
- Headquarters: ✓

## Price

- $ per 1,000 companies: $0.00
- Per: call
- Billing: free

## Aggregators

- Aggregators: none

## Charges

- Also pays for: from the same budget: Verify a GSTIN · Return Filing Status · Return Filing Frequency · Registered Mobile and Email · Generate an e-way bill · Look up an e-way bill · Update vehicle / Part-B · Update transporter · Extend e-way bill validity · Get e-way bill details · Generate an e-way bill from an IRN · Consolidated e-way bill · Get consolidated e-way bill · Regenerate consolidated e-way bill · List bills assigned to a transporter · Reject an e-way bill · Cancel an e-way bill · Close an e-way bill · Generate an e-invoice · Get an e-invoice by IRN · Cancel an e-invoice

## Overage

- Units cap: hard

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Verification, return filing history and filing frequency in one call, for 2 credits

## Data

- Freshness: live
- Countries: India
- Keep data: no limit
- Use data: You agree not to: Resell, sublicense or redistribute raw API responses as a competing verification service, Scrape, bulk-harvest or attempt to reconstruct a copy of the GSTIN database, Exceed published rate limits, or use multiple accounts or IPs to evade them, Use the service to harass, profile or build dossiers on individuals, Reverse engineer, probe or attempt to gain unauthorised access to our systems, Use the data in any way that breaches Indian law, including the GST Act and applicable data protection law

## Plan

- Pay: $0
- You get: 75 credits
- Enough for: about 37 calls
- Expires: never

## Rate limit

- Per second: 1
- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: gstin
- Method: GET
- Path: /v1/gstin/{gstin}/complete

## About the plan

- Plan: Free
- Who can get it: anyone at least 18 years old, using the service for business or professional purposes

## The 11 fields the plan's answer can hold

GSTIN, legal name, trade name, registration date, business constitution, status, taxpayer type, address, filing frequency, GSTR-3B filed till, GSTR-1 filed till

## gstinapi's plans (5)

- [gstinapi, free, GET /v1/gstin/{gstin}/complete](https://datacircle.dev/company-enrichment-apis/gstinapi/free-get-v1-gstin-gstin-complete/llms.txt): $0.00 per 1,000, 8% complete, live
- [gstinapi, ₹199 pack, Starter, GET /v1/gstin/{gstin}/complete](https://datacircle.dev/company-enrichment-apis/gstinapi/199-pack-starter-get-v1-gstin-gstin-complete/llms.txt): $16.764 per 1,000, 8% complete, live
- [gstinapi, ₹999 pack, Business, GET /v1/gstin/{gstin}/complete](https://datacircle.dev/company-enrichment-apis/gstinapi/999-pack-business-get-v1-gstin-gstin-complete/llms.txt): $10.52 per 1,000, 8% complete, live
- [gstinapi, ₹2,499 pack, Scale, GET /v1/gstin/{gstin}/complete](https://datacircle.dev/company-enrichment-apis/gstinapi/2499-pack-scale-get-v1-gstin-gstin-complete/llms.txt): $8.421 per 1,000, 8% complete, live
- [gstinapi, contact us, Custom Volume Plan, GET /v1/gstin/{gstin}/complete](https://datacircle.dev/company-enrichment-apis/gstinapi/contact-us-custom-volume-plan-get-v1-gstin-gstin-complete/llms.txt): 8% complete, live

## gstinapi's calls (2)

- `GET /v1/gstin/{gstin}/complete`: [gstinapi, free, GET /v1/gstin/{gstin}/complete](https://datacircle.dev/company-enrichment-apis/gstinapi/free-get-v1-gstin-gstin-complete/llms.txt)
- `GET /v1/gstin/{gstin}`: [gstinapi, free, GET /v1/gstin/{gstin}](https://datacircle.dev/company-enrichment-apis/gstinapi/free-get-v1-gstin-gstin/llms.txt)

## gstinapi's APIs (1)

- [gstinapi: company enrichment API pricing, 5 plans, GET /v1/gstin/{gstin}/complete](https://datacircle.dev/company-enrichment-apis/gstinapi/free-get-v1-gstin-gstin-complete/llms.txt)

## gstinapi: company enrichment API alternatives

- [Olostep, $399 monthly](https://datacircle.dev/company-enrichment-apis/olostep/399-monthly/llms.txt): $7.98 per 1,000, 54% complete, live
- [Clair, $500 monthly, Advanced ($500/mo), GET /v1/google-maps/place](https://datacircle.dev/company-enrichment-apis/clair/500-monthly-advanced-500-mo-get-v1-google-maps-place/llms.txt): $8.00 per 1,000, 15% complete, live
- [Scale SERP, $83 monthly, 10,000 searches, monthly, GET /search, Google Place Details](https://datacircle.dev/company-enrichment-apis/scale-serp/83-monthly-10000-searches-monthly-get-search-google-place-details/llms.txt): $8.30 per 1,000, 31% complete, live
- [Scavio, $30 monthly, Project, monthly, POST /api/v1/indeed/company](https://datacircle.dev/company-enrichment-apis/scavio/30-monthly-project-monthly-post-api-v1-indeed-company/llms.txt): $8.571 per 1,000, 62% complete, live

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-02.

- https://www.gstinapi.in/docs?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://www.gstinapi.in/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://www.gstinapi.in/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://www.gstinapi.in/privacy?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://www.gstinapi.in/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing