# WhatsMCP, free: WhatsApp number check API

> Looks up who a number is on WhatsApp: whether it is registered, its public name, about text, picture, and a business’s categories, contact details and hours

WhatsMCP'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. WhatsMCP's docs list 4: On WhatsApp, Business account, WhatsApp profile, WhatsApp ID.
You get as many calls as you like.
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/whatsmcp/free
- Get it: https://whatsmcp.com/plans?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=whatsapp-number-check-api-pricing
- Request: `GET https://api.whatsmcp.com/v1/accounts/{account_id}/profiles/{phone}`
- API key: with the plan, on https://whatsmcp.com/plans?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=whatsapp-number-check-api-pricing
- Its API docs: https://whatsmcp.com/docs/rest?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=whatsapp-number-check-api-pricing#contacts
- Sold by: WhatsMCP (https://whatsmcp.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=whatsapp-number-check-api-pricing)
- Checked: 2026-11-08

## In the answer

- Completeness: 67%
- On WhatsApp: ✓
- Business account: ✓
- WhatsApp profile: ✓
- WhatsApp ID: ✓

## Price

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

## Charges

- Also pays for: Send a message · from the same budget: List WhatsApp accounts · List blocked contacts · Unblock a contact · Block a contact · Read one chat · Load older messages · Set presence in a chat · List or search the address book · Delete a message for everyone · Fetch one message · Edit a message · React to a message · Read one number's plan, limits and usage · Set an account online or offline · List messages across all accounts

## Not found

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

## In their words

- Their pitch: Looks up who a number is on WhatsApp: whether it is registered, its public name, about text, picture, and a business’s categories, contact details and hours

## Data

- Freshness: live
- What it checks: messaging apps
- Keep data: no limit
- Use data: Through your linked number and API key, you agree not to: Send unsolicited bulk messages, spam, or messaging that violates applicable anti-spam or telecommunications law in your jurisdiction or the recipient's. Message or call a person without the consent to contact them that applicable law and WhatsApp's own rules require. Use the service to harass, defraud, phish, or distribute illegal content. Attempt to circumvent rate limits, account isolation, or other technical controls described in our Privacy Policy. Resell, share or sublicense API access or credentials without our prior written agreement. Link, read or monitor a WhatsApp account that is not yours, or follow or surveil any person, without that person's knowledge and lawful consent. Impersonate any person or organisation, or mislead recipients about who is messaging them or that they are talking to an automated agent where the law requires you to tell them. Use the service for emergency communications [...] or for any purpose where a failure, delay, lost message or dropped call could lead to death, injury or serious harm. Send or store payment card data, or health or other special-category data, except where you have a lawful basis and the safeguards the law requires. Use the service if you, or the people you act for, are subject to sanctions, or to send messages to or from a sanctioned country or person. Probe, scan, overload, reverse engineer or attack the service, or use it to distribute malware.

## Plan

- Pay: $0
- Enough for: no limit

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: account_id, phone
- Method: GET
- Path: /v1/accounts/{account_id}/profiles/{phone}

## About the plan

- Plan: Free
- Who can get it: anyone using it for the purposes of their trade, business, craft or profession and not as a consumer, aged 18 or over, with a WhatsApp number they own or may link

## The 15 fields the plan's answer can hold

registered on WhatsApp, phone number, JID, name, name source, about, picture URL, is business, note, business address, business categories, business email, business hours, business hours timezone, business options

## WhatsMCP's plans (5)

- [WhatsMCP, free](https://datacircle.dev/check-whatsapp-apis/whatsmcp/free/llms.txt): $0.00 per 1,000, 67% complete, live
- [WhatsMCP, $10 monthly](https://datacircle.dev/check-whatsapp-apis/whatsmcp/10-monthly/llms.txt): no limit, 67% complete, live
- [WhatsMCP, $25 monthly](https://datacircle.dev/check-whatsapp-apis/whatsmcp/25-monthly/llms.txt): no limit, 67% complete, live
- [WhatsMCP, $100 yearly](https://datacircle.dev/check-whatsapp-apis/whatsmcp/100-yearly/llms.txt): no limit, 67% complete, live
- [WhatsMCP, $200 yearly](https://datacircle.dev/check-whatsapp-apis/whatsmcp/200-yearly/llms.txt): no limit, 67% complete, live

## WhatsMCP's calls (1)

- `GET /v1/accounts/{account_id}/profiles/{phone}`: [WhatsMCP, free](https://datacircle.dev/check-whatsapp-apis/whatsmcp/free/llms.txt)

## WhatsMCP's APIs (1)

- [WhatsMCP WhatsApp number check API pricing, 5 plans](https://datacircle.dev/check-whatsapp-apis/whatsmcp/free/llms.txt)

## WhatsMCP: WhatsApp number check API alternatives

[WhatsMCP alternatives: other WhatsApp number check API providers by price](https://datacircle.dev/whatsmcp-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.

- [2Chat, free trial, GET /open/whatsapp/check-number/{your-number}/{number-to-check}, Check Number](https://datacircle.dev/check-whatsapp-apis/2chat/free-trial-get-open-whatsapp-check-number-your-number-number-to-check-check-number/llms.txt): $0.00 per 1,000, 83% complete, live
- [WhatsScale, free](https://datacircle.dev/check-whatsapp-apis/whatsscale/free/llms.txt): $0.00 per 1,000, 50% complete, live
- [WSAPI, free trial, POST /users/check](https://datacircle.dev/check-whatsapp-apis/wsapi/free-trial-post-users-check/llms.txt): $0.00 per 1,000, 33% complete, live
- [CheckNumber.AI, free trial, POST /v1/tasks, WhatsApp Advanced](https://datacircle.dev/check-whatsapp-apis/checknumber-ai/free-trial-post-v1-tasks-whatsapp-advanced/llms.txt): $0.00 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 2026-11-08.

- https://api.whatsmcp.com/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=whatsapp-number-check-api-pricing
- https://whatsmcp.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=whatsapp-number-check-api-pricing
- https://whatsmcp.com/docs/mcp?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=whatsapp-number-check-api-pricing
- https://whatsmcp.com/docs/rest?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=whatsapp-number-check-api-pricing
- https://whatsmcp.com/plans?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=whatsapp-number-check-api-pricing
- https://whatsmcp.com/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=whatsapp-number-check-api-pricing