Wtsp WhatsApp number check API pricing: GET /
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17% complete: 1 of the 6 fields on our checklistSee the 6 fields
$4.00per 1,000 phonesWe haven't run a WhatsApp number check API benchmark yet.We rank 99 plans for WhatsApp number check APIs by price. Half the plans cost $3.20 or less per 1,000 phones. This plan costs less per 1,000 phones than 34% of the 99 plans.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.
Plan: Pay per request one of Wtsp's 2 plans
- Pay as you go, Pay per requestPay per request$4.00 per 1,000
- Top-up from $1, API key creditAPI key credit$4.00 per 1,000
Call:
GET / one of Wtsp's 6 calls for this APIGET /Pay as you go, Pay per request$4.00 per 1,000v1/ exists GET /Pay as you go, Pay per request$6.00 per 1,000v1/ profile GET /Pay as you go, Pay per request$10.00 per 1,000v1/ profile/ full POST /, Bulk WhatsApp checkTop-up from $1, API key credit$4.00 per 1,000v1/ bulk POST /, Bulk WhatsApp profileTop-up from $1, API key credit$6.00 per 1,000v1/ bulk POST /, Bulk WhatsApp profile + photoTop-up from $1, API key credit$10.00 per 1,000v1/ bulk
API: WhatsApp number check API one of Wtsp's 2 APIs
About this item
- A copy at most 7 days old. Wtsp may answer from Wtsp's stored data instead of asking WhatsApp.
- 1 of the 6 fields on our checklist. On WhatsApp.
- Nothing to buy first. You pay per call.
- One call. You send
phonetoGET /. The call returns whether the number is on WhatsApp.v1/ exists - Anyone can get it. Keep data: no limit. Use data: with conditions.
Wtsp: WhatsApp number check API alternatives
Wtsp alternatives: other WhatsApp number check API providers by price
We list other providers' plans closest to this plan in price per 1,000 phones. Each plan in the table gives live data or data at most a week old.
| This planWtsp, pay as you go, Pay per request, GET /v1/exists | WaliChat, $69.90 monthly | 2Chat, $480 yearly, Basic Plan, GET /open/whatsapp/check-number/{your-number}/{number-to-check}, Check Number, full | ProWebLook, $400 pack, WhatsApp One-Time 100K, POST /wavalidation/batch | NumDetect, $19.90 pack, Basic, POST /api/v1/checks, Single check, WhatsApp | |
|---|---|---|---|---|---|
| $ per 1,000 phones | $4.00 | $2.33 | $4.00 | $4.00 | $4.00 |
| Completeness | 17% | 67% | 83% | 67% | 33% |
| Billing | pay as you go | monthly | yearly | pay first | pay first |
| Pay | per call | $69.90 | $480 | $400 | $19.90 |
| Enough for | as many as you pay for | 30,000 calls a month | 10,000 calls a month | 100,000 results | 4,975 calls |
| Freshness | 7 days | live | live | live | live |
| Who can get it | anyone | anyone | anyone with a WhatsApp number connected to 2Chat, for use in the course of a business activity | anyone | anyone who signs up, no approval step |
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.
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, not in the answer
- WhatsApp ID, not in the answer
- Formats, not in the answer
- Place, not in the answer
| $ per 1,000 phones | $4.00 |
|---|---|
| Per | call |
| Billing | pay as you go |
| Also pays for | nothing else |
|---|
| $ per 1,000 calls that find nothing | $0.00 |
|---|
| Their pitch | Whether a number is on WhatsApp: a plain yes or no. |
|---|
| Freshness | 7 days |
|---|---|
| Countries | Worldwide |
| What it checks | messaging apps |
| Keep data | no limit |
| Use data | You are responsible for how you use the answers. You must: have a lawful reason to look up each number you send, and follow the privacy and data-protection laws that apply to you, such as the GDPR in Europe, follow anti-spam and marketing laws, and only message people who agreed to hear from you, follow WhatsApp's own terms when you contact people on WhatsApp. You must not use the service to: stalk, harass, threaten, track or spy on anyone, build profiles of people to sell, or to decide things about them such as hiring, housing, credit or insurance, send spam or messages people didn't agree to receive, commit fraud or impersonate anyone, look up a number whose owner opted out, by any route, overload, attack or reverse-engineer the service, or resell raw access to it as a competing lookup service. |
| Pay | per call |
|---|
| Batch | 1 |
|---|
| Answer | in the call |
|---|
| You send | phone |
|---|---|
| Method | GET |
| Path | /v1/exists |
| Plan | Pay per request |
|---|---|
| Who can get it | anyone |
The 3 fields the plan's answer can hold
phone number, on WhatsApp, checked at