WhatsApp API pricing varies depending on the provider and the services required. Generally, pricing models include monthly subscription fees based on the number of active users or messages sent, as well as additional charges for premium features such as chatbots, analytics, and integration support.

Some providers offer tiered pricing plans to accommodate businesses of different sizes, while others offer custom pricing based on specific needs. It's essential for businesses to carefully evaluate pricing structures and choose a plan that aligns with their budget and requirements for utilizing WhatsApp's API effectively in their communication strategies.