# RFCCheck, top-up, Pay as you go, POST /v1/rfc/validate, Validate an RFC: Business verification API

> Run the full pipeline: registration check, taxpayer name, zip, digital certificates, and SAT-list presence. Optional include_curp adds RENAPO identity for 10 additional credits.

RFCCheck's Pay as you go plan for the business verification API costs $150.00 per 1,000 companies. We check each provider's docs for 11 fields. RFCCheck's docs list 3 of the 11. 2 are in the plan's price: Registered name, Principal address. 1 costs extra: Officers.
We haven't run RFCCheck through [our business verification API benchmark](https://datacircle.dev/best-business-verification-api.txt) yet.
We rank 719 plans for business verification APIs by price. Half the plans cost $10.00 or less per 1,000 companies. This plan costs less per 1,000 companies than 10% of the 719 plans.
[Jsonpage's €129 monthly plan](https://datacircle.dev/business-verification-apis/jsonpage/129-monthly-pro-get-v2-validate/llms.txt) is the cheapest paid plan per 1,000 companies, for 33 countries only, with no charge per call. You get as many companies as Jsonpage's rate limit allows. [ApiZero's CNY 399 yearly plan](https://datacircle.dev/business-verification-apis/apizero/cny-399-yearly-diamond-membership-get-api-company-search/llms.txt) costs the least for 10,000 companies a month: about $4.97.
[eucompliance.tools' €20 monthly plan (/v1/vat)](https://datacircle.dev/business-verification-apis/eucompliance-tools/20-monthly-business-get-v1-vat/llms.txt) covers any number of companies, and costs less up front than Jsonpage's €129 monthly plan.
[GovFiles](https://datacircle.dev/business-verification-apis/govfiles/top-up/llms.txt), [CompanyData.com](https://datacircle.dev/business-verification-apis/companydata-com/249-monthly/llms.txt) and [Didit](https://datacircle.dev/business-verification-apis/didit/top-up-from-50/llms.txt) are the best business verification API providers in the Datacircle benchmark for companies in any country.

- This page: https://datacircle.dev/business-verification-apis/rfccheck/top-up-pay-as-you-go-post-v1-rfc-validate-validate-an-rfc
- [Business verification API in 2026: the 8 best compared](https://datacircle.dev/best-business-verification-api.txt)
- Get it: https://rfccheck.com/docs/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- Request: `POST https://rfccheck.com/v1/rfc/validate`, Validate an RFC
- API key: with the plan, on https://rfccheck.com/docs/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- Its API docs: https://rfccheck.com/docs/endpoints/validate?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- Sold by: RFCCheck (https://rfccheck.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing)
- Checked: 2026-11-11

## In the answer

- Completeness: 27%
- Registered name: ✓
- Principal address: ✓ town or region
- Officers: ✓ costs more

## Price

- $ per 1,000 companies: $150.00
- Per: call
- Billing: pay first

## Aggregators

- Aggregators: none

## Charges

- Extra fields: legal representative identity, person identity: +$150.00
- Also pays for: from the same budget: Look up a taxpayer profile · Find a postal code · Verify an RFC · Check SAT contributor lists · Bulk verify · Look up a company in the commerce registry · Verify a CFDI with SAT · Look up a CURP in RENAPO · Find a CURP by personal data · Verify a voter ID with INE

## In their words

- Their pitch: Run the full pipeline: registration check, taxpayer name, zip, digital certificates, and SAT-list presence. Optional include_curp adds RENAPO identity for 10 additional credits.

## Data

- Freshness: live
- Countries: Mexico
- Keep data: no limit
- Use data: You may use the Website, the API, and/or the Services only for lawful purposes and in accordance with these Terms. You agree not to use them: In any manner that violates any applicable federal, state, local, or international law or regulation, including, without limitation, any laws regarding the use or export of personal data, For any purpose involving fraud, document forgery, identity theft, or any other unfair or deceptive business practice, For the purpose of exploiting, harming, or attempting to exploit or harm minors in any way, To send, knowingly receive, upload, download, use, or reuse any material that does not comply with these Terms, To engage in any other conduct that restricts or inhibits anyone's use or enjoyment of the Website, or which, as determined by us, may harm the Company or users of the Website or expose them to liability. Additionally, you agree not to: Use the Website, API, or Services in any manner that could disable, overburden, damage, or impair the Website, API, or Services or interfere with any third party's use thereof, Use any device, software, or routine that interferes with or disrupts the proper functioning of the Website, API, or Services, Introduce viruses, trojans, worms, logic bombs, or other material that is malicious or technologically harmful, Attempt to otherwise interfere with the proper functioning of the Website, API, or Services. The User will only use personal data obtained as permitted by applicable laws and regulations.

## Rate limit

- Batch: 1

## Speed

- Answer: in the call or by webhook

## The call

- You send: rfc. Optional: name, include_curp, webhook_url
- Method: POST
- Path: /v1/rfc/validate

## About the plan

- Plan: Pay as you go
- Who can get it: anyone

## The 29 fields the plan's answer can hold

RFC, valid, message, generic RFC, registered name, ZIP code, contact email, CURP, legal representative RFC, legal representative CURP, certificates, certificate serial, certificate status, certificate type, certificate valid from, certificate valid to, certificate email, certificate CURP, certificate legal representative RFC, certificate legal representative CURP, certificate file, SAT lists, SAT list article, SAT list sub-list, SAT list situation, SAT list name, SAT list person type, SAT list state, SAT list first publication date

## RFCCheck's plans (5)

- [RFCCheck, top-up, Pay as you go, POST /v1/rfc/validate, Validate an RFC](https://datacircle.dev/business-verification-apis/rfccheck/top-up-pay-as-you-go-post-v1-rfc-validate-validate-an-rfc/llms.txt): $150.00 per 1,000, 27% complete, live
- [RFCCheck, $99 monthly, Basic, POST /v1/rfc/validate, Validate an RFC](https://datacircle.dev/business-verification-apis/rfccheck/99-monthly-basic-post-v1-rfc-validate-validate-an-rfc/llms.txt): $99.00 per 1,000, 27% complete, live
- [RFCCheck, $449 monthly, Growth, POST /v1/rfc/validate, Validate an RFC](https://datacircle.dev/business-verification-apis/rfccheck/449-monthly-growth-post-v1-rfc-validate-validate-an-rfc/llms.txt): $74.833 per 1,000, 27% complete, live
- [RFCCheck, $1,800 monthly, Pro, POST /v1/rfc/validate, Validate an RFC](https://datacircle.dev/business-verification-apis/rfccheck/1800-monthly-pro-post-v1-rfc-validate-validate-an-rfc/llms.txt): $60.00 per 1,000, 27% complete, live
- [RFCCheck, contact us, Enterprise, POST /v1/rfc/validate, Validate an RFC](https://datacircle.dev/business-verification-apis/rfccheck/contact-us-enterprise-post-v1-rfc-validate-validate-an-rfc/llms.txt): 27% complete, live

## RFCCheck's calls for this API (7)

- `POST /v1/rfc/verify-batch`: [RFCCheck, top-up, Pay as you go, POST /v1/rfc/verify-batch](https://datacircle.dev/business-verification-apis/rfccheck/top-up-pay-as-you-go-post-v1-rfc-verify-batch/llms.txt)
- `POST /v1/rfc/sat-lists`: [RFCCheck, top-up, Pay as you go, POST /v1/rfc/sat-lists](https://datacircle.dev/business-verification-apis/rfccheck/top-up-pay-as-you-go-post-v1-rfc-sat-lists/llms.txt)
- `POST /v1/rfc/find-zip`: [RFCCheck, top-up, Pay as you go, POST /v1/rfc/find-zip](https://datacircle.dev/business-verification-apis/rfccheck/top-up-pay-as-you-go-post-v1-rfc-find-zip/llms.txt)
- `POST /v1/rfc/commerce-registry`: [RFCCheck, top-up, Pay as you go, POST /v1/rfc/commerce-registry](https://datacircle.dev/business-verification-apis/rfccheck/top-up-pay-as-you-go-post-v1-rfc-commerce-registry/llms.txt)
- `POST /v1/rfc/validate`, Validate an RFC: [RFCCheck, top-up, Pay as you go, POST /v1/rfc/validate, Validate an RFC](https://datacircle.dev/business-verification-apis/rfccheck/top-up-pay-as-you-go-post-v1-rfc-validate-validate-an-rfc/llms.txt)
- `POST /v1/rfc/validate`, Validate an RFC, full: [RFCCheck, top-up, Pay as you go, POST /v1/rfc/validate, Validate an RFC, full](https://datacircle.dev/business-verification-apis/rfccheck/top-up-pay-as-you-go-post-v1-rfc-validate-validate-an-rfc-full/llms.txt)
- `POST /v1/rfc/verify`: [RFCCheck, top-up, Pay as you go, POST /v1/rfc/verify](https://datacircle.dev/business-verification-apis/rfccheck/top-up-pay-as-you-go-post-v1-rfc-verify/llms.txt)

## RFCCheck's APIs (2)

- [RFCCheck Company enrichment API pricing, 5 plans](https://datacircle.dev/company-enrichment-apis/rfccheck/top-up/llms.txt)
- [RFCCheck Business verification API pricing, 5 plans, POST /v1/rfc/validate, Validate an RFC](https://datacircle.dev/business-verification-apis/rfccheck/top-up-pay-as-you-go-post-v1-rfc-validate-validate-an-rfc/llms.txt)

## RFCCheck: business verification API alternatives

[RFCCheck alternatives: every business verification API plan in Mexico compared](https://datacircle.dev/business-verification-api-pricing/mexico.md)

We list other providers' plans closest to this plan in price per 1,000 companies. Each plan in the list gives live data.

- [Taxora, €29 monthly, Starter Plan, POST /v1/vat/validate](https://datacircle.dev/business-verification-apis/taxora/29-monthly-starter-plan-post-v1-vat-validate/llms.txt): $108.779 per 1,000, 27% complete, live
- [Infogreffe, top-up from €100, Pack À la demande, GET /api/v1/Entreprise/FicheIdentite/{id}](https://datacircle.dev/business-verification-apis/infogreffe/top-up-from-100-pack-a-la-demande-get-api-v1-entreprise-ficheidentite-id/llms.txt): $112.53 per 1,000, 18% complete, live
- [Verificamex, top-up from MX$535,500](https://datacircle.dev/business-verification-apis/verificamex/top-up-from-mx-535500/llms.txt): $145.645 per 1,000, 18% complete, live
- [Singula, top-up from MX$200](https://datacircle.dev/business-verification-apis/singula/top-up-from-mx-200/llms.txt): $163.188 per 1,000, 9% 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 2026-11-11.

- https://rfccheck.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://rfccheck.com/docs?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://rfccheck.com/docs/endpoints/validate?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://rfccheck.com/docs/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://rfccheck.com/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://rfccheck.com/terms-and-conditions?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing