> For the complete documentation index, see [llms.txt](https://zacx.gitbook.io/zacx-help-center/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://zacx.gitbook.io/zacx-help-center/understanding-whatsapps-per-message-pricing-policy.md).

# Understanding WhatsApp's Per Message Pricing Policy

Effective from July 1st 2025, All the messages which are being sent from Zacx or any WhatsApp API will be following the new pricing policy as explained in this video as per the new policies from Meta

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The above video contains:

1. How whatsapp templates are charged as per the new pricing policy
2. What are the costs of each template and when are they charged
3. Understanding what is session window
4. Exceptions in per message cost during the session window