# SONAR (getsonar.report), free, POST /v1/agents/kyb-diligence/run: Business verification API

> Adds the written KYB report: verdict per check, summary and risk flags.

SONAR (getsonar.report)'s business verification API on its Free plan. It costs $0.00 per 1,000 companies. It returns 1 of the 11 key fields we check: Officers.
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/sonar-getsonar-report/free-post-v1-agents-kyb-diligence-run
- [Best business verification API in 2026: pricing compared](https://datacircle.dev/best-business-verification-api.txt)
- Get it: https://getsonar.report/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- Request: `POST https://api.getsonar.report/v1/agents/kyb-diligence/run`
- API key: with the plan, on https://getsonar.report/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- Its API docs: https://getsonar.report/developers?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- Sold by: SONAR (getsonar.report) (https://getsonar.report?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing)
- Checked: 2026-11-02

## In the answer

- Completeness: 9%
- Officers: ✓

## Price

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

## Aggregators

- Aggregators: none

## Charges

- Also pays for: from the same budget: Structured Findings · Adverse Media

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Adds the written KYB report: verdict per check, summary and risk flags.

## Data

- Countries: Belgium, Brazil, Cyprus, Czechia, Denmark, Estonia, Finland, France, Ireland, Latvia, Lithuania, Netherlands, Norway, Poland, Singapore, Slovakia, Spain, United Kingdom
- Keep data: no limit
- Use data: You must be at least 18 years old and using SONAR for a lawful commercial purpose. [...] You agree NOT to: Resell, sublicense, or repackage SONAR reports or raw data to third parties without our written permission, Use sanctions or PEP match results to identify, target, or harass protected individuals, Submit personal data for which you lack a valid legal basis under GDPR Art. 6 (or local equivalent), Scrape, reverse-engineer, or attempt to bypass rate limits, Use SONAR in jurisdictions or for purposes prohibited by applicable export-control or sanctions law, Share your account credentials or API keys with unauthorised parties [...] Customer represents and warrants that for every KYB subject submitted to SONAR, Customer has a lawful basis to process that subject's personal data under GDPR (or equivalent) and holds any additional authorisations required by its own regulator.

## Plan

- Pay: €0
- You get: 12 requests
- Enough for: 1 call

## Rate limit

- Per second: 0.17
- Batch: 1

## Speed

- Answer: by polling

## The call

- You send: company_name, Content-Type header "application/json". Optional: website
- Method: POST
- Path: /v1/agents/kyb-diligence/run

## About the plan

- Plan: Free
- Who can get it: anyone at least 18 years old using SONAR for a lawful commercial purpose

## The 25 fields the plan's answer can hold

corporate registration, directors and officers, ownership structure, UBO network, registry crossmatch, verification checks, sanctions screening, PEP screening, adverse media, financial signals, regulatory status, domain history, reputation, finding value, finding confidence, finding source provider, finding source URL, finding source excerpt, finding retrieved at, field confidence, field confidence score, field status, call status, written summary, risk flags

## SONAR (getsonar.report)'s plans (5)

- [SONAR (getsonar.report), free, POST /v1/agents/kyb-diligence/run](https://datacircle.dev/business-verification-apis/sonar-getsonar-report/free-post-v1-agents-kyb-diligence-run/llms.txt): $0.00 per 1,000, 9% complete
- [SONAR (getsonar.report), top-up from €5, Pay as you go, POST /v1/agents/kyb-diligence/run](https://datacircle.dev/business-verification-apis/sonar-getsonar-report/top-up-from-5-pay-as-you-go-post-v1-agents-kyb-diligence-run/llms.txt): $6751.80 per 1,000, 9% complete
- [SONAR (getsonar.report), €39 pack, Pack of 5 reports, POST /v1/agents/kyb-diligence/run](https://datacircle.dev/business-verification-apis/sonar-getsonar-report/39-pack-pack-of-5-reports-post-v1-agents-kyb-diligence-run/llms.txt): $5851.56 per 1,000, 9% complete
- [SONAR (getsonar.report), €129 pack, Pack of 20 reports, POST /v1/agents/kyb-diligence/run](https://datacircle.dev/business-verification-apis/sonar-getsonar-report/129-pack-pack-of-20-reports-post-v1-agents-kyb-diligence-run/llms.txt): $4838.79 per 1,000, 9% complete
- [SONAR (getsonar.report), contact us, Enterprise, POST /v1/agents/kyb-diligence/run](https://datacircle.dev/business-verification-apis/sonar-getsonar-report/contact-us-enterprise-post-v1-agents-kyb-diligence-run/llms.txt): 9% complete

## SONAR (getsonar.report)'s calls (2)

- `POST /v1/agents/kyb-diligence/run`: [SONAR (getsonar.report), free, POST /v1/agents/kyb-diligence/run](https://datacircle.dev/business-verification-apis/sonar-getsonar-report/free-post-v1-agents-kyb-diligence-run/llms.txt)
- `POST /v1/agents/kyb-diligence/findings`: [SONAR (getsonar.report), free, POST /v1/agents/kyb-diligence/findings](https://datacircle.dev/business-verification-apis/sonar-getsonar-report/free-post-v1-agents-kyb-diligence-findings/llms.txt)

## SONAR (getsonar.report)'s APIs (1)

- [SONAR (getsonar.report): business verification API pricing, 5 plans, POST /v1/agents/kyb-diligence/run](https://datacircle.dev/business-verification-apis/sonar-getsonar-report/free-post-v1-agents-kyb-diligence-run/llms.txt)

## SONAR (getsonar.report): business verification API alternatives

- [handelsregister.ai, €499 monthly, Max, GET /v1/fetch-organization, fetch-organization, full](https://datacircle.dev/business-verification-apis/handelsregister-ai/499-monthly-max-get-v1-fetch-organization-fetch-organization-full/llms.txt): $1385.094 per 1,000, 64% complete, 1 month
- [Enigma, $100 pack, Prepaid credit bundle, POST /v2/kyb/, KYB Verify](https://datacircle.dev/business-verification-apis/enigma/100-pack-prepaid-credit-bundle-post-v2-kyb-kyb-verify/llms.txt): $2500.00 per 1,000, 45% complete
- [The KYB, $300 pack, Plus, POST /v2/kyb](https://datacircle.dev/business-verification-apis/the-kyb/300-pack-plus-post-v2-kyb/llms.txt): $3000.00 per 1,000, 82% complete, live
- [Strale, top-up from €10, Prepaid wallet, POST /v1/do, KYB Complete — Singapore](https://datacircle.dev/business-verification-apis/strale/top-up-from-10-prepaid-wallet-post-v1-do-kyb-complete-singapore/llms.txt): $3038.31 per 1,000, 0% 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://getsonar.report?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://getsonar.report/developers?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://getsonar.report/guides/check-cypriot-company-registrar?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://getsonar.report/guides/check-danish-company-cvr?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://getsonar.report/guides/check-latvian-company-ur?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://getsonar.report/guides/check-lithuanian-company-jar?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://getsonar.report/guides/check-maltese-company-mbr?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://getsonar.report/guides/check-slovak-company-orsr?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://getsonar.report/guides/check-spanish-company-borme?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://getsonar.report/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://getsonar.report/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing