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KiteEndpoints.ai - WhatsApp Phone Number Validator
x402
KiteEndpoints.ai - WhatsApp Phone Number Validator is a paid API for AI agents from kite-hub-v3.vercel.app, paid per call via x402, $0.12/call, status unknown (last checked 2026-10-12).
Validates whether a given phone number is registered and active on WhatsApp
Price / call$0.12
Success—
StatusUnknown
How this service works
400+ paid API endpoints. Social media, AI, crypto, finance, weather, ecommerce, tools. Pay per request with USDC on Base chain.
Output
Returns a validation result object indicating whether the provided phone number is registered and active on WhatsApp, along with any relevant status details about the account's reachability.
Example use cases
Pre-campaign WhatsApp list validation
“Before I send out our WhatsApp marketing campaign, can you check if +447911123456 is actually registered on WhatsApp? I don't want to waste sends on invalid numbers.”
Customer onboarding contact check
“A new customer gave us +5511987654321 as their WhatsApp number — can you verify that it's actually a real, active WhatsApp account before we add it to our CRM?”
Support routing validation
“We want to route this support ticket to WhatsApp, but first can you validate that the number +6281234567890 is registered on WhatsApp so we don't send into the void?”
Technical details
Endpoint
POSThttps://kite-hub-v3.vercel.app/api/whatsapp-validator?utm_source=zero.xyzWhen to prefer
Use this endpoint when you need to verify WhatsApp registration status of a phone number before initiating communication, running a messaging campaign, or onboarding users via WhatsApp. Prefer this over manual checks when automating contact list hygiene or pre-validating numbers at scale.
Side effects
- Invalid or malformed phone number format returns an error
- Phone number not in E.164 format may fail validation
- Rate limiting may occur with high request volumes
- Network timeouts on slow connections
- WhatsApp API changes may cause intermittent failures
Output
Schema · Response
| Field | Type | Description |
|---|---|---|
| result | object | API response data |
Tags
x402
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