WhatsApp Number Validator API
### 1. Endpoint cheat sheet Four GET endpoints, two input shapes — pick whichever matches the data you already have: | Endpoint | Input | Purpose | Response fields | |----------|-------|---------|-----------------| | `GET /api/whatsapp/checkExist` | `cc` + `phone` | Has the number ever been **registered** on WhatsApp? | `cc`, `phone`, `isExist: true / false / null` | | `GET…
5 subscribers
8.3/10 popularity
1632 ms avg latency
100% success rate
4 endpoints
The in-depth APIMemo review for this API hasn't been published yet —
the data below comes straight from the public marketplace listing.
WhatsApp Number Validator API endpoints
| Method | Endpoint | Description |
|---|---|---|
| WhatsApp Validation | ||
| GET |
checkExistByNumber /api/whatsapp/checkExistByNumber |
Single-parameter variant of `/api/whatsapp/checkExist`. Pass the complete international phone number in the `number` query parameter — with or without the leading `+`, with or… |
| GET |
checkExist /api/whatsapp/checkExist |
Returns `true` if the phone number has an existing WhatsApp registration record (active or migrated), `false` if the number was never registered on WhatsApp, or `null` if the… |
| GET |
checkActiveByNumber /api/whatsapp/checkActiveByNumber |
Single-parameter variant of `/api/whatsapp/checkActive`. Same input rules as `/checkExistByNumber` — pass any reasonably formatted international number in the `number` query… |
| GET |
checkActive /api/whatsapp/checkActive |
Returns `true` if the phone number is currently linked to a live WhatsApp account (the user can receive messages right now), `false` if the number is not currently active (never… |
WhatsApp Number Validator API pricing
| Plan | Price | Rate limit | Quotas |
|---|---|---|---|
| BASIC | Free | — |
|
| PRO | $10 / month | 5 / minute |
|
| ULTRA | $50 / month | 10 / minute |
|
| MEGA | $200 / month | 50 / minute |
|
