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Green API WhatsApp number check API pricing

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50% complete: 3 of the 6 fields on our checklistSee the 6 fields
$0.00per 1,000 phonesWe 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 costs the least per 1,000 phones: $0.043. Wawp's €39 yearly plan costs the least for 10,000 phones a month: about $3.66.
Type a number to see the cheapest Green API plan for that many phones. The table below then sorts the other plans by what each costs.
Plan: Developer one of Green API's 5 plans
Call: POST /waInstance{idInstance}/checkWhatsapp/{apiTokenInstance} Green API's only call
API: WhatsApp number check API Green API's only API

About this item

  • Stored. Green API may answer from Green API's stored data instead of asking WhatsApp. Green API doesn't say how old the data is.
  • 3 of the 6 fields on our checklist. On WhatsApp, WhatsApp profile, WhatsApp ID.
  • Nothing to pay. You get up to 100 calls a month.
  • One call. You send idInstance and chatId to POST /waInstance{idInstance}/checkWhatsapp/{apiTokenInstance}. You can also send force. The call returns whether the number is on WhatsApp.
  • Anyone can get it. Keep data: no limit. Use data: with conditions.

Green API: WhatsApp number check API alternatives

Green API alternatives: other WhatsApp number check API providers by price

We list other providers' plans closest to this plan in price per 1,000 phones.

This planGreen API, freeListar, freeMaytapi, freeWhapi.Cloud, freeNock, free
$ per 1,000 phones$0.00$0.00$0.00$0.00$0.00
Completeness50%50%33%17%17%
Billingfreefreefreefreefree
Pay$0€0$0$0R$0
Enough for100 calls a month250 resultsnot published30 results a dayabout 166 results, once
Freshnessstoredlivelivestoredlive
Who can get itanyonethe first account created in an organisation, with an email address that is not disposable, from a sign-up country within Listar's commercial scopeanyoneanyone with a phone with WhatsApp Business or regular WhatsApp to link to a channel by QR codeanyone with a new account, no card needed (500 free credits for 7 days)

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-02.

  1. green-api.com/en
  2. green-api.com/en/docs/about-tariffs/
  3. green-api.com/en/docs/api/ratelimiter/
  4. green-api.com/en/docs/api/recommendations/using-green-api-hosts/
  5. green-api.com/en/docs/api/service/CheckWhatsapp/
  6. green-api.com/en/docs/before-start/
  7. green-api.com/en/user-agreement

Product details

The key fields this plan's answer can hold, then each filled column in its row on the sheet.

  • On WhatsApp
  • Business account, not in the answer
  • WhatsApp profile
  • WhatsApp ID
  • Formats, not in the answer
  • Place, not in the answer
Price
$ per 1,000 phones$0.00
Percall
Billingfree
Charges
Also pays forSend text · Send video, audio, image, document · Send interactive buttons · Send text status · Create group · Get avatar · Dial call
Not found
$ per 1,000 calls that find nothing$0.00
In their words
Their pitchSend and receive text, photo and video using stable WhatsApp API gateway
Data
Freshnessstored
What it checksmessaging apps
Keep datano limit
Use data8.8. When using the Program and Services, the User shall be prohibited from: [...] 8.8.17. Using, without special written and prior permission from the Licensor, automated scripts (programs) to collect information in the Green-API and (or) interact with Green-API, its services. [...] 8.8.19. Illegal carring out (including in violation of the rules established by the legislation of the Republic of Kazakhstan) the collection and processing of personal data of other persons. [...] 8.8.21. Reproducing, duplicating, coping, selling, trading and reselling the Services for any purpose, except as expressly and previously authorized by the User in accordance with the License Agreement or other separate agreement with the Licensor. 8.8.22. Using the Program, Green-API, Services to carry out mass mailings of electronic and other messages of commercial, advertising and other nature, not agreed (not requested) by the recipient of information. This prohibition shall not include sending information with the consent of the recipient if it is possible to refuse to receive such information in the future. [...] 9.5. The User shall have no right to use the Program in other ways than those specified in this Agreement, as well as copy, sell and resell it or access to it, unless the User has received the prior written permission of the Licensor for this.
Plan
Pay$0
Enough for100 calls a month
Rate limit
Per second10
Batch1
Speed
Answerin the call
The call
You sendidInstance, chatId. Optional: force
MethodPOST
Path/waInstance{idInstance}/checkWhatsapp/{apiTokenInstance}
About the plan
PlanDeveloper
Who can get itanyone
The 5 fields the plan's answer can hold

WhatsApp account exists, WhatsApp ID, WhatsApp username, phone number, from cache

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