Blog
From the team
Guides, tutorials, and updates.
Start building with Zernio.
Ship your social media integration in 30 seconds.
Blog
Guides, tutorials, and updates.
Ship your social media integration in 30 seconds.
Meta launches WhatsApp’s Business Agent Platform in 2026, with new per-token AI pricing and the end of free service messages. Here’s what changes and when.
Templates get rejected for the smallest reasons. Learn the WhatsApp message categories, approval rules, and pricing before you submit your next one.

Two ways to send WhatsApp broadcasts. The Business App caps you at 256 contacts with no analytics. The API removes both limits. Step-by-step guide.
Five days, four WhatsApp releases: Workflows, phone numbers in 54 countries, Calling, and Flows. Here's what we shipped, why it mattered, and what happened when we put it on Product Hunt.
WhatsApp Business App works for small businesses managing conversations manually. The API is built for teams that need automation, integrations, and scale. Here's how to choose, and how to skip the setup complexity.
We ranked the best WhatsApp Business API providers for developers and SaaS teams — covering setup, pricing, automation, and multi-channel support.
WhatsApp Flows let you collect structured data with native in-chat forms, surveys, and booking screens. Create, send, and track them through the Zernio API.
WhatsApp Calling lets customers voice-call your business from inside the chat. Route each call to a phone line, SIP, or an AI voice agent through Zernio.
Buy a WhatsApp Business number in 54 countries from $3/mo, then build your entire WhatsApp experience on Zernio and the official WhatsApp Business API.
See how WhatsApp Business API pricing works in 2026: template categories, country rates, volume tiers, and a simpler way to estimate your messaging costs.