# GCIS, free: Business verification API

> 以國家工商雲端資料平臺，提供依法可公開之工商登記資料。

GCIS's business verification API on its Free plan. It costs $0.00 per 1,000 companies. It returns 6 of the 11 key fields we check: Registered name, Entity number, Status, Formation date, Principal address, Officers.
GCIS limits how many calls you get but gives no number.
Half of the 523 plans we rank by price cost $5.00 per 1,000 companies or less. This plan and 37 others tie for the lowest price per 1,000 companies of the 523 plans.

- This page: https://datacircle.dev/business-verification-apis/gcis/free
- Get it: https://data.gcis.nat.gov.tw/od/detail?oid=311892F7-9BA6-4DDB-B5F6-AE1EF24FDD6A
- Request: `GET https://data.gcis.nat.gov.tw/od/data/api/6BBA2268-1367-4B42-9CCA-BC17499EBE8C`
- API key: with the plan, on https://data.gcis.nat.gov.tw/od/detail?oid=311892F7-9BA6-4DDB-B5F6-AE1EF24FDD6A
- Its API docs: https://data.gcis.nat.gov.tw/od/detail?oid=311892F7-9BA6-4DDB-B5F6-AE1EF24FDD6A
- Sold by: GCIS (https://data.gcis.nat.gov.tw)
- Checked: 2026-10-31

## In the answer

- Completeness: 55%
- Registered name: ✓
- Entity number: ✓
- Status: ✓
- Formation date: ✓
- Principal address: ✓
- Officers: ✓

## Price

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

## Aggregators

- Aggregators: none

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: 以國家工商雲端資料平臺，提供依法可公開之工商登記資料。

## Data

- Keep data: no limit
- Use data: "2.1. The Data Providing Organization grants User a perpetual, worldwide, non-exclusive, irrevocable, royalty-free copyright license to reproduce, distribute, publicly transmit, publicly broadcast, publicly recite, publicly present, publicly perform, compile, adapt to the Open Data provided for any purpose, including but not limited to making all kinds of Derivative Works either as products or services. [...] 2.4. The License does not grant any rights in the patents and trademarks. [...] 3.2. When User makes use of the Open Data and its Derivative Work, he/she must make an explicit notice of statement as attribution requested in the Exhibit below by the Data Providing Organization. If User fails to comply with the attribution requirement, the rights granted under this License shall be deemed to have been void ab initio."

## Plan

- Pay: $0

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: Company_Name in $filter, Company_Status in $filter, $format. Optional: $skip, $top
- Method: GET
- Path: /od/data/api/6BBA2268-1367-4B42-9CCA-BC17499EBE8C

## About the plan

- Plan: Free
- Who can get it: Any unit or individual that files the platform's use notice (使用告知書) with its project team and gives the external IP address its calls come from: the API lets in calls by source IP only

## The 12 fields the plan's answer can hold

entity name, entity ID, status code, status, capital stock amount, paid-in capital amount, responsible person, registration authority code, registration authority, registered address, formation date, last approved change date

## GCIS's plans (1)

- [GCIS, free](https://datacircle.dev/business-verification-apis/gcis/free/llms.txt): $0.00 per 1,000, 55% complete

## GCIS's calls (1)

- `GET /od/data/api/6BBA2268-1367-4B42-9CCA-BC17499EBE8C`: [GCIS, free](https://datacircle.dev/business-verification-apis/gcis/free/llms.txt)

## GCIS's APIs (1)

- [GCIS: business verification API pricing, 1 plan](https://datacircle.dev/business-verification-apis/gcis/free/llms.txt)

## GCIS: business verification API alternatives

- [OpenSOSData, free, POST /v1/lookup](https://datacircle.dev/business-verification-apis/opensosdata/free-post-v1-lookup/llms.txt): $0.00 per 1,000, 100% complete, live
- [GLEIF, free](https://datacircle.dev/business-verification-apis/gleif/free/llms.txt): $0.00 per 1,000, 64% complete, stored
- [handelsregister.ai, free, GET /v1/fetch-organization, fetch-organization](https://datacircle.dev/business-verification-apis/handelsregister-ai/free-get-v1-fetch-organization-fetch-organization/llms.txt): $0.00 per 1,000, 64% complete, 1 month
- [Infyner, free](https://datacircle.dev/business-verification-apis/infyner/free/llms.txt): $0.00 per 1,000, 27% complete, stored

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-10-31.

- https://data.gcis.nat.gov.tw/main/aboutUs
- https://data.gcis.nat.gov.tw/main/terms
- https://data.gcis.nat.gov.tw/od/detail?oid=311892F7-9BA6-4DDB-B5F6-AE1EF24FDD6A
- https://data.gcis.nat.gov.tw/od/rule
- https://data.gcis.nat.gov.tw/resources/swagger/index.html
- https://data.gcis.nat.gov.tw/resources/swagger/swagger.json
- https://data.gov.tw/en/datasets/84876
- https://data.gov.tw/license