# overheid.io, free: Company discovery API

> Doorzoek de dataset van openKvK.nl. De reponse bevat een lijst van bedrijven.

overheid.io's company discovery API on its Gratis test dataset plan. It costs $0.00 per 1,000 companies. It returns 3 of the 13 key fields we check: Type and status, Headquarters, Locations.
You get as many pages as you like.
We rank 659 plans by price. [StackScan's $189 monthly plan](https://datacircle.dev/company-discovery-apis/stackscan/189-monthly-enterprise-post-v1-tech-lookup-lists/llms.txt) is the cheapest paid plan per 1,000 companies: as little as $0.0000015. StackScan's $189 monthly plan covers up to 259,200 pages a month at no extra cost. Each page holds 500,000 companies.
[PeopleSearch.im's $5 pack](https://datacircle.dev/company-discovery-apis/peoplesearch-im/5-pack/llms.txt) covers any number of companies. PeopleSearch.im's $5 pack costs less to start than StackScan's $189 monthly plan.
[GetProspect](https://datacircle.dev/company-discovery-apis/getprospect/49-monthly/llms.txt), [Hunter](https://datacircle.dev/company-discovery-apis/hunter/49-monthly-starter-post-discover/llms.txt) and [Skrapp](https://datacircle.dev/company-discovery-apis/skrapp/349-monthly/llms.txt) are the best company discovery API providers in our benchmark.

- This page: https://datacircle.dev/company-discovery-apis/overheid-io/free
- [Best company discovery API in 2026: pricing compared](https://datacircle.dev/best-company-discovery-api.txt)
- Get it: https://overheid.io/abonnementen?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- Request: `GET https://api.overheid.io/v3/openkvk`
- API key: with the plan, on https://overheid.io/abonnementen?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- Its API docs: https://overheid.io/documentatie/v3/openkvk?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing#list
- Sold by: overheid.io (https://overheid.io?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing)
- Checked: 2026-11-02

## In the answer

- Completeness: 23%
- Type and status: ✓
- Headquarters: ✓
- Locations: ✓

## Price

- $ per 1,000 companies: $0.00
- Per: page of 100
- Billing: free

## Aggregators

- Aggregators: none

## Charges

- Also pays for: nothing else

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Doorzoek de dataset van openKvK.nl. De reponse bevat een lijst van bedrijven.

## Data

- Freshness: 1 month
- Countries: Netherlands
- Keep data: Middels de API verkregen gegevens mogen tijdelijk worden bewaard (caching) mits dat noodzakelijk is om onnodige heropvragingen te voorkomen. Wel dient u de gebruikelijke maatregelen te treffen om na te gaan of deze gegevens niet zijn verouderd.
- Use data: Voor zolang als u zich houdt aan alle vereisten en verplichtingen uit dit document, verleent downsized u toestemming om de API te gebruiken ten behoeve van uw websites, applicaties of andere diensten. Het is verboden de API voor overheid.io te gebruiken voor enige handeling die in strijd is met de Nederlandse of andere toepasselijke wet- en regelgeving. [...] Het is verboden langs welke weg ook te proberen deze limiet te omzeilen. [...] De informatie die via de API wordt verstrekt mag worden hergebruikt onder de Creative Commons licentie Naamsvermelding-Gelijkdelen tenzij in de output anders is aangegeven. [...] Het is te allen tijde verboden om middels naam of logo van downsized of overheid.io valselijk de indruk te wekken dat u deel bent van downsized of een bijzondere status of relatie met downsized zou hebben.

## Plan

- Pay: $0
- Enough for: no limit

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: filters[]. Optional: query, queryfields[], size, page, fields[], exists
- Method: GET
- Path: /v3/openkvk

## About the plan

- Plan: Gratis test dataset
- Who can get it: anyone who registers an account

## The 27 fields the plan's answer can hold

total results, entity number, registered name, trade names, sub-dossier number, branch number, registration type, branch indicator, legal entity type, legal entity type code, status, activities, activity description, SBI codes, street, house number, postal code, city, country, mailing address, location coordinates, website, building ID, address object ID, non-mailing indicator, last updated, provider record URL

## overheid.io's plans (7)

- [overheid.io, free](https://datacircle.dev/company-discovery-apis/overheid-io/free/llms.txt): $0.00 per 1,000, 23% complete, 1 month
- [overheid.io, €15 monthly](https://datacircle.dev/company-discovery-apis/overheid-io/15-monthly/llms.txt): $0.068 per 1,000, 23% complete, 1 day (street, house number, postal code, city, country, mailing address: 1 week)
- [overheid.io, €40 monthly](https://datacircle.dev/company-discovery-apis/overheid-io/40-monthly/llms.txt): $0.018 per 1,000, 23% complete, 1 day (street, house number, postal code, city, country, mailing address: 1 week)
- [overheid.io, €130 monthly](https://datacircle.dev/company-discovery-apis/overheid-io/130-monthly/llms.txt): $0.015 per 1,000, 23% complete, 1 day (street, house number, postal code, city, country, mailing address: 1 week)
- [overheid.io, €150 yearly](https://datacircle.dev/company-discovery-apis/overheid-io/150-yearly/llms.txt): $0.675 per 1,000, 23% complete, 1 day (street, house number, postal code, city, country, mailing address: 1 week)
- [overheid.io, €400 yearly](https://datacircle.dev/company-discovery-apis/overheid-io/400-yearly/llms.txt): $0.18 per 1,000, 23% complete, 1 day (street, house number, postal code, city, country, mailing address: 1 week)
- [overheid.io, €1,300 yearly](https://datacircle.dev/company-discovery-apis/overheid-io/1300-yearly/llms.txt): $0.146 per 1,000, 23% complete, 1 day (street, house number, postal code, city, country, mailing address: 1 week)

## overheid.io's calls for this API (1)

- `GET /v3/openkvk`: [overheid.io, free](https://datacircle.dev/company-discovery-apis/overheid-io/free/llms.txt)

## overheid.io's APIs (3)

- [overheid.io: company discovery API pricing, 7 plans](https://datacircle.dev/company-discovery-apis/overheid-io/free/llms.txt)
- [overheid.io: company enrichment API pricing, 7 plans](https://datacircle.dev/company-enrichment-apis/overheid-io/free/llms.txt)
- [overheid.io: business verification API pricing, 7 plans, GET /v3/openkvk](https://datacircle.dev/business-verification-apis/overheid-io/free-gratis-test-dataset-get-v3-openkvk/llms.txt)
- [overheid.io: business verification API pricing, 7 plans, GET /v3/suggest/openkvk/{query}](https://datacircle.dev/business-verification-apis/overheid-io/free-gratis-test-dataset-get-v3-suggest-openkvk-query/llms.txt)

## overheid.io: company discovery API alternatives

- [DanskCVRAPI, DKK 99 monthly, Basis, GET /companies/search](https://datacircle.dev/company-discovery-apis/danskcvrapi/dkk-99-monthly-basis-get-companies-search/llms.txt): $0.006 per 1,000, 46% complete, 1 minute
- [PrismCrawl, $5 pack, Micro, POST /v1/google/maps/search](https://datacircle.dev/company-discovery-apis/prismcrawl/5-pack-micro-post-v1-google-maps-search/llms.txt): $0.015 per 1,000, 23% complete, live
- [ReefAPI, $15 monthly, Pro monthly, POST /google-maps/v1/place/nearby](https://datacircle.dev/company-discovery-apis/reefapi/15-monthly-pro-monthly-post-google-maps-v1-place-nearby/llms.txt): $0.015 per 1,000, 23% complete, live
- [GloryCloud, $1,199 monthly](https://datacircle.dev/company-discovery-apis/glorycloud/1199-monthly/llms.txt): $0.02 per 1,000, 8% 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://overheid.io?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://overheid.io/abonnementen?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://overheid.io/algemene-voorwaarden?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing
- https://overheid.io/documentatie/v3/openkvk?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-discovery-api-pricing