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WhatsApp Business API

Meet your customers on WhatsApp

Add a full WhatsApp Business channel to your product — two-way messaging with a shared team inbox, WhatsApp OTP verification, approved templates and media — bring your own Meta number, every tenant isolated, on infrastructure you run.

A full WhatsApp channel, inside your app

Two-way messaging

Send and receive WhatsApp messages inside your product — inbound and outbound on the same realtime layer.

WhatsApp OTP verification

Verify users with one-time codes over WhatsApp — hashed, never stored in the clear.

Templates & media

Send Meta-approved templates, images, documents and interactive replies; receive media back.

Shared team inbox

Every conversation lands in a live, shared inbox your team works together in real time.

Bring your own number

Connect your own Meta WhatsApp Business number — the sender stays your brand.

Isolated per tenant

Multi-tenant by design — each customer’s WhatsApp channel and data stay completely separate.

FAQ

Questions, answered

Yes. You connect your own Meta WhatsApp Business number and credentials — Poolsignals drives the channel on top, so the sender stays your brand and every tenant is fully isolated.

Yes. Send one-time codes over WhatsApp and verify them in-app. Codes are hashed and never stored in the clear.

Yes — send Meta-approved message templates, images, documents and interactive replies, and receive inbound messages and media back into your app.

Yes. Every WhatsApp conversation lands in a live, shared inbox your team can work together, with the same realtime layer as the rest of the platform.

On infrastructure you control. The WhatsApp channel runs inside the platform you self-host, isolated per tenant.

Add it to your app

One platform for messaging, streaming and calls — talk to us and we'll help you scope it for your product.