# overheid.io, free, Gratis test dataset, GET /v3/suggest/openkvk/{query}: Business verification API

> Geeft suggesties voor de zoekterm. Handig voor autocomplete velden.

overheid.io's business verification API on its Gratis test dataset plan. It costs $0.00 per 1,000 companies. It returns 3 of the 11 key fields we check: Registered name, Entity number, Principal address.
overheid.io limits how many calls you get but gives no number.
We rank 654 plans by price. [Scoris's €99 monthly plan](https://datacircle.dev/business-verification-apis/scoris/99-monthly/llms.txt) is the cheapest paid plan per 1,000 companies: as little as $0.021. Scoris's plan covers companies in 8 countries only. Scoris's €99 monthly plan covers up to 5,184,000 companies a month at no extra cost.
[Scoris's €19 pack](https://datacircle.dev/business-verification-apis/scoris/19-pack/llms.txt) covers any number of companies. Scoris's €19 pack costs less to start than Scoris's €99 monthly plan.
[INSEE](https://datacircle.dev/business-verification-apis/insee/free/llms.txt), [CZ Agents](https://datacircle.dev/business-verification-apis/cz-agents/free/llms.txt) and [ARES](https://datacircle.dev/business-verification-apis/ares/free/llms.txt) are the best business verification API providers in our benchmark.

- This page: https://datacircle.dev/business-verification-apis/overheid-io/free-gratis-test-dataset-get-v3-suggest-openkvk-query
- [Best business verification API in 2026: pricing compared](https://datacircle.dev/best-business-verification-api.txt)
- Get it: https://overheid.io/abonnementen?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- Request: `GET https://api.overheid.io/v3/suggest/openkvk/{query}`
- API key: with the plan, on https://overheid.io/abonnementen?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- Its API docs: https://overheid.io/documentatie/v3/openkvk?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing#suggest
- Sold by: overheid.io (https://overheid.io?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing)
- Checked: 2026-11-01

## In the answer

- Completeness: 27%
- Registered name: ✓
- Entity number: ✓
- Principal address: ✓ town or region

## Price

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

## Aggregators

- Aggregators: none

## Charges

- Also pays for: nothing else

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Geeft suggesties voor de zoekterm. Handig voor autocomplete velden.

## 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

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: query. Optional: size, fields[]
- Method: GET
- Path: /v3/suggest/openkvk/{query}

## About the plan

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

## The 6 fields the plan's answer can hold

provider record URL, entity number, sub-dossier number, branch number, postal code, registered name

## overheid.io's plans (7)

- [overheid.io, free, Gratis test dataset, GET /v3/suggest/openkvk/{query}](https://datacircle.dev/business-verification-apis/overheid-io/free-gratis-test-dataset-get-v3-suggest-openkvk-query/llms.txt): $0.00 per 1,000, 27% complete, 1 month
- [overheid.io, €15 monthly, Small, GET /v3/suggest/openkvk/{query}](https://datacircle.dev/business-verification-apis/overheid-io/15-monthly-small-get-v3-suggest-openkvk-query/llms.txt): $16.88 per 1,000, 27% complete, 1 day (postal code: 1 week)
- [overheid.io, €40 monthly, Medium, GET /v3/suggest/openkvk/{query}](https://datacircle.dev/business-verification-apis/overheid-io/40-monthly-medium-get-v3-suggest-openkvk-query/llms.txt): $1.800 per 1,000, 27% complete, 1 day (postal code: 1 week)
- [overheid.io, €130 monthly, Large, GET /v3/suggest/openkvk/{query}](https://datacircle.dev/business-verification-apis/overheid-io/130-monthly-large-get-v3-suggest-openkvk-query/llms.txt): $1.463 per 1,000, 27% complete, 1 day (postal code: 1 week)
- [overheid.io, €150 yearly, Small, GET /v3/suggest/openkvk/{query}](https://datacircle.dev/business-verification-apis/overheid-io/150-yearly-small-get-v3-suggest-openkvk-query/llms.txt): $168.795 per 1,000, 27% complete, 1 day (postal code: 1 week)
- [overheid.io, €400 yearly, Medium, GET /v3/suggest/openkvk/{query}](https://datacircle.dev/business-verification-apis/overheid-io/400-yearly-medium-get-v3-suggest-openkvk-query/llms.txt): $18.005 per 1,000, 27% complete, 1 day (postal code: 1 week)
- [overheid.io, €1,300 yearly, Large, GET /v3/suggest/openkvk/{query}](https://datacircle.dev/business-verification-apis/overheid-io/1300-yearly-large-get-v3-suggest-openkvk-query/llms.txt): $14.629 per 1,000, 27% complete, 1 day (postal code: 1 week)

## overheid.io's calls for this API (2)

- `GET /v3/openkvk`: [overheid.io, free, Gratis test dataset, GET /v3/openkvk](https://datacircle.dev/business-verification-apis/overheid-io/free-gratis-test-dataset-get-v3-openkvk/llms.txt)
- `GET /v3/suggest/openkvk/{query}`: [overheid.io, free, Gratis test dataset, 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'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/suggest/openkvk/{query}](https://datacircle.dev/business-verification-apis/overheid-io/free-gratis-test-dataset-get-v3-suggest-openkvk-query/llms.txt)

## overheid.io: business verification API alternatives

- [CBEAPI, €9 monthly](https://datacircle.dev/business-verification-apis/cbeapi/9-monthly/llms.txt): $0.135 per 1,000, 45% complete, 1 day
- [NeuralVerge, $1,000 monthly, Enterprise, POST /functions/v1/run-lei-lookup-companies-search](https://datacircle.dev/business-verification-apis/neuralverge/1000-monthly-enterprise-post-functions-v1-run-lei-lookup-companies-search/llms.txt): $1.00 per 1,000, 55% complete, live
- [Scavio, $4,788 yearly](https://datacircle.dev/business-verification-apis/scavio/4788-yearly/llms.txt): $1.995 per 1,000, 45% complete, live
- [firmafind, €1,728 yearly](https://datacircle.dev/business-verification-apis/firmafind/1728-yearly/llms.txt): $3.241 per 1,000, 27% complete, 1 day

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-01.

- https://overheid.io?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://overheid.io/abonnementen?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://overheid.io/algemene-voorwaarden?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://overheid.io/documentatie/v3/openkvk?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing