# Tamz, free: WhatsApp number check API

> Valida se cada número de um lead tem WhatsApp (via Evolution). Envie 1 lead com até 10 números, aceita formato livre (com/sem 55, com/sem o 9, máscara, 0 de discagem). Fixo também pode ter WhatsApp.

Tamz's Free plan for the WhatsApp number check API costs $0.00 per 1,000 phones. We check each provider's docs for 6 fields. Tamz's docs list 2: On WhatsApp, WhatsApp ID.
We haven't run a WhatsApp number check API benchmark yet.
This plan is free. We rank 99 plans for WhatsApp number check APIs by price. Half the plans cost $3.20 or less per 1,000 phones.
[ZelNum's $500 pack](https://datacircle.dev/check-whatsapp-apis/zelnum/500-pack-pay-as-you-go-500-top-up-post-detect/llms.txt) costs the least per 1,000 phones: $0.043. [Wawp's €39 yearly plan](https://datacircle.dev/check-whatsapp-apis/wawp/39-yearly/llms.txt) costs the least for 10,000 phones a month: about $3.66.

- This page: https://datacircle.dev/check-whatsapp-apis/tamz/free
- Get it: https://tamz.ai/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=whatsapp-number-check-api-pricing
- Request: `POST https://tamz.ai/api/v1/enrichment/whatsapp`
- API key: with the plan, on https://tamz.ai/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=whatsapp-number-check-api-pricing
- Its API docs: https://tamz.ai/developer/docs/enrichment-whatsapp?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=whatsapp-number-check-api-pricing
- Sold by: Tamz (https://tamz.ai?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=whatsapp-number-check-api-pricing)
- Checked: 2026-11-07

## In the answer

- Completeness: 33%
- On WhatsApp: ✓
- WhatsApp ID: ✓

## Price

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

## Charges

- Also pays for: from the same budget: Consulta de empresa · Sócios da empresa · Buscar empresas · Autocomplete por nome · Pessoa por email/telefone/LinkedIn · Pessoa por nome + domínio · Pessoas de empresas (ao vivo) · Buscar pessoas · Pessoas da empresa · Buscar sócios · Empresas onde é sócia · Buscar sinais · Só sinais da empresa · Enriquecer empresa · Enriquecer pessoa · E-mail profissional · Reverse PF (CPF/email) · Reverso por e-mail · Reverso por celular · Revelar em lote · Enriquecer em massa · Disparar execução

## Not found

- $ per 1,000 calls that find nothing: $0.00

## In their words

- Their pitch: Valida se cada número de um lead tem WhatsApp (via Evolution). Envie 1 lead com até 10 números, aceita formato livre (com/sem 55, com/sem o 9, máscara, 0 de discagem). Fixo também pode ter WhatsApp.

## Data

- Freshness: live
- Countries: Brazil
- What it checks: messaging apps
- Keep data: no limit
- Use data: 4.1. A Plataforma destina-se exclusivamente aos seguintes usos legitimos: Confirmacao de identidade — verificar se uma empresa ou profissional existe, esta ativo e e quem alega ser, Background check — analise de antecedentes empresariais e profissionais para fins de admissao, contratacao, parceria comercial ou onboarding KYC/KYB, Analise de seguranca — verificacao de risco de fraude, lavagem de dinheiro, vinculos societarios e exposicao politica (PEP), Due diligence — investigacao previa em transacoes M&A, fornecedores, clientes, distribuidores, Compliance regulatorio — atendimento a obrigacoes legais (Lei 12.846, BACEN, COAF, LGPD). 4.3. [...] o Usuario declara e se compromete a utilizar a Plataforma apenas para consulta e confirmacao de identidade B2B, abstendo-se de qualquer atividade de prospeccao comercial outbound, revenda dos dados ou comunicacao nao solicitada a partir das informacoes consultadas. 5.1. E expressamente vedado utilizar a Plataforma para: Prospeccao comercial outbound (cold call, cold email, SMS, WhatsApp ou qualquer canal) a partir dos dados consultados, Marketing direto, mala-direta, comunicacoes promocionais ou ofertas comerciais sem opt-in previo do titular, Spam, assedio, perseguicao ou comunicacoes em massa nao solicitadas, Tomada de decisao exclusivamente automatizada que afete direitos do titular (concessao de credito, contratacao, escolha de perfil) sem revisao humana — art. 20 LGPD, Discriminacao, perseguicao ou retaliacao baseada em raca, religiao, genero, orientacao politica ou qualquer caracteristica protegida, Scraping, crawling automatizado, web harvesting ou extracao em massa dos dados da Plataforma, Tentativa de identificacao reversa, deanonimizacao ou cruzamento com bases ilicitas, Contornar limites operacionais, fraudar cobranças ou explorar vulnerabilidades, Utilizar dados para fins concorrenciais desleais, espionagem ou fim ilicito. 6.5. O Usuario recebe uma licenca limitada, nao exclusiva, intransferivel e revogavel para utilizar os dados estritamente dentro do escopo permitido (sec. 4) e nos limites do seu plano. 7.1. E expressamente vedado, em qualquer hipotese: Revender, ceder, alugar, sublicenciar ou comercializar os dados obtidos na Plataforma, total ou parcialmente, brutos ou processados, Redistribuir os dados para terceiros nao autorizados pelo plano contratado, Construir produtos derivados, datasets, APIs ou servicos comerciais baseados nos dados extraidos, Compartilhar exports, planilhas ou relatorios com terceiros fora do escopo da finalidade originalmente declarada, Treinar modelos de IA, embeddings, classificadores ou produtos analiticos com dados da Plataforma. 7.2. O uso permitido restringe-se ao consumo interno corporativo do Usuario para as finalidades da sec. 4.

## Plan

- Pay: R$0
- You get: 250 credits a month

## Rate limit

- Per second: 1
- Batch: 10

## Speed

- Answer: in the call

## The call

- You send: numbers
- Method: POST
- Path: /api/v1/enrichment/whatsapp

## About the plan

- Plan: Free
- Who can get it: anyone with a work email, no card

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

lead reference, input number, normalized number, valid, WhatsApp account, WhatsApp ID

## Tamz's plans (18)

- [Tamz, free](https://datacircle.dev/check-whatsapp-apis/tamz/free/llms.txt): $0.00 per 1,000, 33% complete, live
- [Tamz, R$100 pack](https://datacircle.dev/check-whatsapp-apis/tamz/r-100-pack/llms.txt): 33% complete, live
- [Tamz, R$500 pack](https://datacircle.dev/check-whatsapp-apis/tamz/r-500-pack/llms.txt): 33% complete, live
- [Tamz, R$1,000 pack](https://datacircle.dev/check-whatsapp-apis/tamz/r-1000-pack/llms.txt): 33% complete, live
- [Tamz, R$2,000 pack](https://datacircle.dev/check-whatsapp-apis/tamz/r-2000-pack/llms.txt): 33% complete, live
- [Tamz, R$5,000 pack](https://datacircle.dev/check-whatsapp-apis/tamz/r-5000-pack/llms.txt): 33% complete, live
- [Tamz, R$497 monthly](https://datacircle.dev/check-whatsapp-apis/tamz/r-497-monthly/llms.txt): 33% complete, live
- [Tamz, R$997 monthly](https://datacircle.dev/check-whatsapp-apis/tamz/r-997-monthly/llms.txt): 33% complete, live
- [Tamz, R$1,497 monthly](https://datacircle.dev/check-whatsapp-apis/tamz/r-1497-monthly/llms.txt): 33% complete, live
- [Tamz, R$1,997 monthly](https://datacircle.dev/check-whatsapp-apis/tamz/r-1997-monthly/llms.txt): 33% complete, live
- [Tamz, R$2,997 monthly](https://datacircle.dev/check-whatsapp-apis/tamz/r-2997-monthly/llms.txt): 33% complete, live
- [Tamz, R$3,997 monthly](https://datacircle.dev/check-whatsapp-apis/tamz/r-3997-monthly/llms.txt): 33% complete, live
- [Tamz, R$5,000 monthly](https://datacircle.dev/check-whatsapp-apis/tamz/r-5000-monthly/llms.txt): 33% complete, live
- [Tamz, R$7,500 monthly](https://datacircle.dev/check-whatsapp-apis/tamz/r-7500-monthly/llms.txt): 33% complete, live
- [Tamz, R$10,000 monthly](https://datacircle.dev/check-whatsapp-apis/tamz/r-10000-monthly/llms.txt): 33% complete, live
- [Tamz, R$15,000 monthly](https://datacircle.dev/check-whatsapp-apis/tamz/r-15000-monthly/llms.txt): 33% complete, live
- [Tamz, R$20,000 monthly](https://datacircle.dev/check-whatsapp-apis/tamz/r-20000-monthly/llms.txt): 33% complete, live
- [Tamz, R$25,000 monthly](https://datacircle.dev/check-whatsapp-apis/tamz/r-25000-monthly/llms.txt): 33% complete, live

## Tamz's calls for this API (1)

- `POST /api/v1/enrichment/whatsapp`: [Tamz, free](https://datacircle.dev/check-whatsapp-apis/tamz/free/llms.txt)

## Tamz's APIs (6)

- [Tamz Company discovery API pricing, 18 plans](https://datacircle.dev/company-discovery-apis/tamz/free/llms.txt)
- [Tamz People search API pricing, 18 plans](https://datacircle.dev/people-search-apis/tamz/free/llms.txt)
- [Tamz People enrichment API pricing, 18 plans](https://datacircle.dev/person-enrichment-apis/tamz/free/llms.txt)
- [Tamz Reverse email lookup API pricing, 18 plans](https://datacircle.dev/reverse-email-lookup-apis/tamz/free/llms.txt)
- [Tamz WhatsApp number check API pricing, 18 plans](https://datacircle.dev/check-whatsapp-apis/tamz/free/llms.txt)
- [Tamz Company enrichment API pricing, 18 plans, GET /api/v1/company, Consulta de empresa (basico)](https://datacircle.dev/company-enrichment-apis/tamz/free-get-api-v1-company-consulta-de-empresa-basico/llms.txt)
- [Tamz Company enrichment API pricing, 18 plans, GET /api/v1/company, Consulta de empresa (firmografico)](https://datacircle.dev/company-enrichment-apis/tamz/free-get-api-v1-company-consulta-de-empresa-firmografico/llms.txt)
- [Tamz Company enrichment API pricing, 18 plans, GET /api/v1/company, Consulta de empresa (intelligence)](https://datacircle.dev/company-enrichment-apis/tamz/free-get-api-v1-company-consulta-de-empresa-intelligence/llms.txt)

## Tamz: WhatsApp number check API alternatives

[Tamz alternatives: other WhatsApp number check API providers by price](https://datacircle.dev/tamz-alternatives.txt)

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

- [Wappi, free trial, 5 days, GET /api/sync/contact/info](https://datacircle.dev/check-whatsapp-apis/wappi/free-trial-5-days-get-api-sync-contact-info/llms.txt): $0.00 per 1,000, 67% complete, live
- [uazapi, free](https://datacircle.dev/check-whatsapp-apis/uazapi/free/llms.txt): $0.00 per 1,000, 50% complete, live
- [Wawp, free](https://datacircle.dev/check-whatsapp-apis/wawp/free/llms.txt): $0.00 per 1,000, 33% complete, live
- [WasenderAPI, free](https://datacircle.dev/check-whatsapp-apis/wasenderapi/free/llms.txt): $0.00 per 1,000, 17% 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 2026-11-07.

- https://tamz.ai/api-dados-empresas?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=whatsapp-number-check-api-pricing
- https://tamz.ai/developer/docs?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=whatsapp-number-check-api-pricing
- https://tamz.ai/developer/docs/enrichment-whatsapp?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=whatsapp-number-check-api-pricing
- https://tamz.ai/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=whatsapp-number-check-api-pricing
- https://tamz.ai/termos-de-uso?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=whatsapp-number-check-api-pricing