Question 1

What is a WhatsApp cloud filter?

Accepted Answer

A WhatsApp cloud filter is a web-based tool that checks which phone numbers are active on WhatsApp before you start campaigns.

Question 2

How do I validate WhatsApp numbers without getting banned?

Accepted Answer

Use rate-limited, cloud-based validation with proper warm-up and compliance. WhatsFilter minimizes detection by avoiding abusive patterns.

Question 3

Do you offer an API for filtration?

Accepted Answer

Yes. Our WhatsApp number filtration API lets you programmatically validate numbers at scale.

Cloud WhatsApp Filter

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