# Facts402, pay as you go, x402 pay per call, POST /vat: Company enrichment API

> Use when an agent needs EU VAT number validation for B2B invoicing, KYB or onboarding: offline format and check-digit test plus a live European Commission VIES lookup returning registration status, company name and address.

Facts402's x402 pay per call plan for the company enrichment API costs $10.00 per 1,000 companies. We check each provider's docs for 13 fields. Facts402's docs list 1: Headquarters.
We haven't run Facts402 through [our company enrichment API benchmark](https://datacircle.dev/best-company-enrichment-api.txt) yet.
We rank 2,823 plans for company enrichment APIs by price. Half the plans cost $9.091 or less per 1,000 companies. This plan costs less per 1,000 companies than 45% of the 2,823 plans.
[Coldlytics's $49 monthly plan](https://datacircle.dev/company-enrichment-apis/coldlytics/49-monthly/llms.txt) is the cheapest paid plan per 1,000 companies. Coldlytics's company enrichment API costs nothing beyond the plan price. [Pokt Agent's pay-as-you-go plan](https://datacircle.dev/company-enrichment-apis/pokt-agent/pay-as-you-go-x402-pay-per-call-post-kr-entity-resolve/llms.txt) costs the least for 10,000 companies a month: $1.00.
[APIs Peru's PEN 30 (about $9) monthly plan](https://datacircle.dev/company-enrichment-apis/apis-peru/pen-30-monthly/llms.txt) covers any number of companies in Peru only. APIs Peru's PEN 30 (about $9) monthly plan costs less up front than Coldlytics's $49 monthly plan.
[GLEIF](https://datacircle.dev/company-enrichment-apis/gleif/free/llms.txt), [TrustMRR](https://datacircle.dev/company-enrichment-apis/trustmrr/free/llms.txt) and [GetProspect](https://datacircle.dev/company-enrichment-apis/getprospect/49-monthly-starter-post-v2-companies-enrich/llms.txt) are the best company enrichment API providers in the Datacircle benchmark for companies in any country.

- This page: https://datacircle.dev/company-enrichment-apis/facts402/pay-as-you-go-x402-pay-per-call-post-vat
- [Company enrichment API: the best of 240+ providers compared](https://datacircle.dev/best-company-enrichment-api.txt)
- Get it: https://api.facts402.com/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- Request: `POST https://api.facts402.com/vat`
- API key: not needed
- Its API docs: https://api.facts402.com/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing#/paths/~1vat
- Sold by: Facts402 (https://api.facts402.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing)
- Checked: 2026-11-09

## In the answer

- Completeness: 8%
- Headquarters: ✓

## Price

- $ per 1,000 companies: $10.00
- Per: call
- Billing: pay as you go

## Aggregators

- Aggregators: none

## Charges

- Also pays for: nothing else

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Use when an agent needs EU VAT number validation for B2B invoicing, KYB or onboarding: offline format and check-digit test plus a live European Commission VIES lookup returning registration status, company name and address.

## Data

- Freshness: live
- Countries: Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden
- Keep data: no API terms
- Use data: no API terms

## Plan

- Pay: per call

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: vat_number
- Method: POST
- Path: /vat

## About the plan

- Plan: x402 pay per call
- Who can get it: anyone with a wallet paying USDC on Base (x402 v2), with no account or API key

## The 10 fields the plan's answer can hold

queried VAT number, VAT number, country code, format valid, VIES checked, valid, request date, company name, company address, disclaimer

## Facts402's plans (1)

- [Facts402, pay as you go, x402 pay per call, POST /vat](https://datacircle.dev/company-enrichment-apis/facts402/pay-as-you-go-x402-pay-per-call-post-vat/llms.txt): $10.00 per 1,000, 8% complete, live

## Facts402's calls for this API (2)

- `POST /vat`: [Facts402, pay as you go, x402 pay per call, POST /vat](https://datacircle.dev/company-enrichment-apis/facts402/pay-as-you-go-x402-pay-per-call-post-vat/llms.txt)
- `POST /lei`: [Facts402, pay as you go, x402 pay per call, POST /lei](https://datacircle.dev/company-enrichment-apis/facts402/pay-as-you-go-x402-pay-per-call-post-lei/llms.txt)

## Facts402's APIs (4)

- [Facts402: domain WHOIS API pricing, 1 plan](https://datacircle.dev/domain-whois-apis/facts402/pay-as-you-go/llms.txt)
- [Facts402: email verification API pricing, 1 plan](https://datacircle.dev/validate-email-apis/facts402/pay-as-you-go/llms.txt)
- [Facts402: phone validation API pricing, 1 plan](https://datacircle.dev/validate-phone-apis/facts402/pay-as-you-go/llms.txt)
- [Facts402: company enrichment API pricing, 1 plan, POST /vat](https://datacircle.dev/company-enrichment-apis/facts402/pay-as-you-go-x402-pay-per-call-post-vat/llms.txt)

## Facts402: company enrichment API alternatives

- [DataGait, top-up from $1, Pay as you go, POST /enrich, Enrich, fast](https://datacircle.dev/company-enrichment-apis/datagait/top-up-from-1-pay-as-you-go-post-enrich-enrich-fast/llms.txt): $10.00 per 1,000, 23% complete, live
- [Clair, $30 monthly, Starter, GET /v1/google-maps/place](https://datacircle.dev/company-enrichment-apis/clair/30-monthly-starter-get-v1-google-maps-place/llms.txt): $10.00 per 1,000, 15% complete, live
- [Scavio, top-up from $25, Pay As You Go, POST /api/v1/glassdoor/company](https://datacircle.dev/company-enrichment-apis/scavio/top-up-from-25-pay-as-you-go-post-api-v1-glassdoor-company/llms.txt): $10.00 per 1,000, 62% complete, live
- [Olostep, $1,000 pack](https://datacircle.dev/company-enrichment-apis/olostep/1000-pack/llms.txt): $10.00 per 1,000, 54% 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 2026-11-09.

- https://api.facts402.com/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://api.facts402.com/.well-known/x402?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://api.facts402.com/llms.txt?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing
- https://api.facts402.com/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=company-enrichment-api-pricing