# Credify, free, Autosserviço, POST /validawhatsapp: Phone validation API

> Esta API realiza a validação de números de telefone com identificação de registro no WhatsApp.

Credify's phone validation API on its Autosserviço plan. It costs $0.00 per 1,000 phones. Credify's docs list none of the 9 key fields we check: Number, Formats, Validity, Type and 5 more.
We haven't run Credify through [our phone validation API benchmark](https://datacircle.dev/best-phone-validation-api.txt) yet.
This plan is free. We rank 1,097 plans for phone validation APIs by price. Half the plans cost $2.998 per 1,000 phones or less.
[GuGuData's CNY 124 monthly plan](https://datacircle.dev/validate-phone-apis/gugudata/cny-124-monthly/llms.txt) is the cheapest paid plan per 1,000 phones. GuGuData's CNY 124 monthly plan charges nothing per call. You get as many phones as GuGuData's rate limit allows.
[Data247](https://datacircle.dev/validate-phone-apis/data247/12-pack-membership-get-v3-0-verify247-phone/llms.txt), [Abstract API](https://datacircle.dev/validate-phone-apis/abstract-api/19-monthly-starter-5000-requests-month/llms.txt) and [Foxentry](https://datacircle.dev/validate-phone-apis/foxentry/top-up-pay-as-you-go-post-phone-validate-validate-phone-number-extended/llms.txt) are the best phone validation API providers in the Datacircle benchmark.

- This page: https://datacircle.dev/validate-phone-apis/credify/free-autosservico-post-validawhatsapp
- [Phone validation API: the best of 40+ providers compared](https://datacircle.dev/best-phone-validation-api.txt)
- Get it: https://credify.com.br/legal/faq?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- Request: `POST https://api.credify.com.br/validawhatsapp`
- API key: with the plan, on https://credify.com.br/legal/faq?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- Its API docs: https://docs.credify.com.br/api-reference/api-reference/8-antifraude-e-validacoes/8-1-validacao-cadastral-e-vinculo/validacao-de-whats-app?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- Sold by: Credify (https://credify.com.br?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing)
- Checked: 2026-11-06

## In the answer

- Completeness: 0%

## Price

- $ per 1,000 phones: $0.00
- Billing: free

## Aggregators

- Aggregators: none

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Esta API realiza a validação de números de telefone com identificação de registro no WhatsApp.

## Data

- Freshness: live
- Countries: Brazil
- What it checks: messaging apps
- Keep data: no limit
- Use data: uso exclusivo de seus objetivos sociais [...] Vedado utilizar dados para fins não permitidos por lei.

## Plan

- Pay: $0

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: Consulta.IdConsulta "627", Consulta.Telefone, Content-Type header "application/json"
- Method: POST
- Path: /validawhatsapp

## About the plan

- Plan: Autosserviço
- Who can get it: Pessoa Jurídica accounts: a company with a CNPJ that signs up

## The only field the plan's answer can hold

WhatsApp registered

## Credify's plans (2)

- [Credify, free, Autosserviço, POST /validawhatsapp](https://datacircle.dev/validate-phone-apis/credify/free-autosservico-post-validawhatsapp/llms.txt): $0.00 per 1,000, 0% complete, live
- [Credify, contact us, Comercial, POST /validawhatsapp](https://datacircle.dev/validate-phone-apis/credify/contact-us-comercial-post-validawhatsapp/llms.txt): 0% complete, live

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

- `POST /proprietariotelefoneoperadora`: [Credify, free, Autosserviço, POST /proprietariotelefoneoperadora](https://datacircle.dev/validate-phone-apis/credify/free-autosservico-post-proprietariotelefoneoperadora/llms.txt)
- `POST /validawhatsapp`: [Credify, free, Autosserviço, POST /validawhatsapp](https://datacircle.dev/validate-phone-apis/credify/free-autosservico-post-validawhatsapp/llms.txt)

## Credify's APIs (8)

- [Credify: company enrichment API pricing, 2 plans](https://datacircle.dev/company-enrichment-apis/credify/free/llms.txt)
- [Credify: email verification API pricing, 2 plans](https://datacircle.dev/validate-email-apis/credify/free/llms.txt)
- [Credify: people search API pricing, 2 plans](https://datacircle.dev/people-search-apis/credify/free/llms.txt)
- [Credify: people enrichment API pricing, 2 plans](https://datacircle.dev/person-enrichment-apis/credify/free/llms.txt)
- [Credify: reverse email lookup API pricing, 2 plans](https://datacircle.dev/reverse-email-lookup-apis/credify/free/llms.txt)
- [Credify: company discovery API pricing, 2 plans, POST /geraleadscep](https://datacircle.dev/company-discovery-apis/credify/free-autosservico-post-geraleadscep/llms.txt)
- [Credify: company discovery API pricing, 2 plans, POST /geraleadsuf](https://datacircle.dev/company-discovery-apis/credify/free-autosservico-post-geraleadsuf/llms.txt)
- [Credify: business verification API pricing, 2 plans, POST /pjrazao](https://datacircle.dev/business-verification-apis/credify/free-autosservico-post-pjrazao/llms.txt)
- [Credify: business verification API pricing, 2 plans, POST /pjreceitafederal](https://datacircle.dev/business-verification-apis/credify/free-autosservico-post-pjreceitafederal/llms.txt)
- [Credify: phone validation API pricing, 2 plans, POST /validawhatsapp](https://datacircle.dev/validate-phone-apis/credify/free-autosservico-post-validawhatsapp/llms.txt)

## Credify: phone validation API alternatives

- [Foxentry, free trial, POST /phone/validate, Validate phone number (extended)](https://datacircle.dev/validate-phone-apis/foxentry/free-trial-post-phone-validate-validate-phone-number-extended/llms.txt): $0.00 per 1,000, 56% complete, live
- [HLR Lookups, free, 100 free lookups, POST /hlr-lookups](https://datacircle.dev/validate-phone-apis/hlr-lookups/free-100-free-lookups-post-hlr-lookups/llms.txt): $0.00 per 1,000, 56% complete, live
- [seven.io, free test credit, GET /api/lookup/hlr](https://datacircle.dev/validate-phone-apis/seven-io/free-test-credit-get-api-lookup-hlr/llms.txt): $0.00 per 1,000, 78% complete, live
- [HLR Lookup, free, 200 free credits, POST /batches/{id}/sourcejson, Bulk uploads via API](https://datacircle.dev/validate-phone-apis/hlr-lookup/free-200-free-credits-post-batches-id-sourcejson/llms.txt): $0.00 per 1,000, 89% 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 2026-11-06.

- https://credify.com.br?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://credify.com.br/legal/faq?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://credify.com.br/legal/termos?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://docs.credify.com.br/api-reference/api-reference/8-antifraude-e-validacoes/8-1-validacao-cadastral-e-vinculo/validacao-de-whats-app?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://docs.credify.com.br/faq/consultas-e-endpoints?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://docs.credify.com.br/llms.txt?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing
- https://docs.credify.com.br/visao-geral/inicio?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=phone-validation-api-pricing