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Contact & Address

WhatsApp Number Check API

Check if a mobile number has an active WhatsApp account and whether it is a business account, so candidate invites, reminders and notifications go through the channel the person actually uses.

Response
Real-time
Inputs
1 required
Consent
Not required
Billing
Per successful call
Get API access API reference
POST /v1/whatsapp-number-check
Sandbox · Production

  1. Your application sends

    • Mobile number*

  2. Profiden API

    Validates the request, queries the source, normalises the answer and logs the call. Billed only on success.

  3. Verified with

    Authoritative source

  4. You receive

    • Reachable on WhatsApp
    • Account type (personal / business)
    • Business display name
whatsapp-number-check Full reference

What the WhatsApp Number Check API does

Send the number; receive WhatsApp availability, account type and, where available, the business display name.

Benefits of the WhatsApp Number Check API

Know whether a number is reachable on WhatsApp before you message it.

Right channel, first time

Send invites over WhatsApp only where they will land.

Lower messaging spend

No wasted template messages to unreachable numbers.

Use cases

WhatsApp Number Check API use cases

Where the WhatsApp Number Check API is typically called, and what it settles there.

Candidate outreach

Choose WhatsApp or SMS for each invite.

Collections and reminders

Reachability before campaigns.

How the WhatsApp Number Check API works

Request and response details, environments and a ready-to-import collection are in the developer console at console.profiden.com.

01

Authenticate

Call with your organisation API key. Sandbox and production use the same contract.

02

Send the inputs

Mobile number as a JSON body. Optional fields sharpen the match.

03

We verify at source

Profiden queries the authoritative record, normalises the answer and logs the request.

04

Act on the result

A verification status plus the fields listed above, in the same response envelope as every other API.

Open the WhatsApp Number Check reference

Built for the DPDP Act 2023

Consent recorded · Payloads not retained beyond your retention window · Every request traceable

Encryption in transit and at rest
Data processed in India
Per-request audit trail
Masked identifiers in responses

WhatsApp Number Check API: frequently asked questions

What teams ask before adding the WhatsApp Number Check API to their integration.

No. It is a silent reachability check.

Related APIs

APIs that usually run alongside the WhatsApp Number Check API, on the same key.

All APIs

Mobile Number Verification

Contact & Address

Confirm a mobile number is active, who it is registered to and which network serves it.

Telecom Operator Lookup

Contact & Address

Operator, circle, connection type and porting status for any Indian mobile number.

Email Verification

Contact & Address

Check an email address is deliverable, not disposable and consistent with the person.

More Contact & Address APIs

Get access to the WhatsApp Number Check API

Tell us your use case and expected volume. We set up the organisation, share per-call pricing and issue keys.

Get API access Developer console