Actions27
- Contact Actions
- Group Actions
- Guardrail Actions
- Message Actions
- Session Actions
Contact → Check Numbers
AI-generatedSummary
Verify whether up to 50 specified phone numbers are registered on WhatsApp within a given session.
Inputs
- Session (Name or ID) (required) — The WhatsApp session name or ID to check numbers against.
- Numbers (required) — A list of phone numbers (up to 50) to verify if they are WhatsApp users.
- Request Options — Optional settings including batching of requests, SSL verification preferences, proxy configuration, and request timeout.
Output shape
a single JSON object indicating which numbers are registered on WhatsApp
The operation sends a POST request to the /contacts/check endpoint of the specified session with the numbers in the request body. The response is directly returned as a single item; there is no pagination or multiple outputs.