What changed in WhatsApp pricing on October 1, 2026?
From October 1, 2026, Meta charges for service messages, the free-form replies a business sends inside the 24-hour customer service window, once a monthly free tier is used up. Until now those replies were free, which is why many businesses thought of customer service on WhatsApp as costless. Now each service message is billed at the same rate as a utility or authentication message in the recipient's market.
There is a cushion: every business phone number gets 1,000 delivered service messages free per month. Both individual and group deliveries count toward it, it resets every month and unused messages do not roll over. A second change affects utility templates: since July 1, 2025 they were free when sent inside an open customer service window, and from October 1, 2026 they are charged again.
Some things stay the same. Messages sent within a free entry point window, the 72 hours that apply when a customer arrives through an entry point such as a Click-to-WhatsApp ad, remain free. Eligible governments and non-profit organizations keep service messages free beyond the free tier until December 31, 2027. And Meta keeps billing these fees directly to each business's own Meta account.
How much does each WhatsApp message cost in Mexico?
In Mexico, a marketing message costs USD 0.0397, and utility, authentication and service messages cost USD 0.0085 each, under Meta's rate card effective October 1, 2026. For businesses billed in Mexican pesos, the official rates are MXN 0.7298 for marketing and MXN 0.1565 for utility, authentication and service. The rate follows the recipient's market, so a message to a Mexican number is priced at Mexico's rates wherever your business is based.
Here is a worked example for a Mexican business with one number. In a month it sends 500 marketing templates, 1,500 utility templates, 300 authentication codes and 4,000 service replies. Marketing: 500 × 0.0397 = USD 19.85. Utility: 1,500 × 0.0085 = USD 12.75. Authentication: 300 × 0.0085 = USD 2.55. Service: the first 1,000 are free, so 3,000 × 0.0085 = USD 25.50. Total: USD 60.65 per month, before taxes.
The same month on the peso rate card: 500 × 0.7298 = MXN 364.90, 1,500 × 0.1565 = MXN 234.75, 300 × 0.1565 = MXN 46.95 and 3,000 × 0.1565 = MXN 469.50, for a total of MXN 1,116.10 before taxes. These are base rates; Meta's volume tiers can lower the price of utility and authentication messages for large senders, so treat the result as an estimate at base rates, not as an exact bill.
What do businesses in the rest of Latin America pay?
Rates vary widely across the region, so the same customer service operation can cost very different amounts depending on where your customers are. Per message in USD from October 1, 2026: Brazil 0.0625 for marketing and 0.0068 for utility, authentication and service; Colombia 0.0125 and 0.0008; Argentina 0.0618 and 0.026; Chile 0.0889 and 0.02; Peru 0.0703 and 0.03. Countries without their own rate fall under Rest of Latin America: 0.074 for marketing and 0.0113 for the other three.
To see what that means, take 10,000 service replies in a month from one number. After the 1,000 free ones, 9,000 are billed: in Colombia 9,000 × 0.0008 = USD 7.20; in Brazil 9,000 × 0.0068 = USD 61.20; in Mexico 9,000 × 0.0085 = USD 76.50; in Rest of Latin America 9,000 × 0.0113 = USD 101.70; in Chile 9,000 × 0.02 = USD 180; in Argentina 9,000 × 0.026 = USD 234; and in Peru 9,000 × 0.03 = USD 270.
For businesses that also sell abroad, North America is USD 0.025 for marketing and 0.0034 for the other categories, and Spain is 0.0707 and 0.02. Because the price follows the recipient, a Mexican business answering customers in Peru pays Peru's rates for those messages.
How can you keep your WhatsApp bill under control?
The most effective lever is to make every message count, because each service reply beyond the free tier now has a price. Answer a customer's question completely in one message instead of three short ones, drop automatic acknowledgments that add nothing, and review automated flows that send a confirmation template after every step, since utility templates inside an open window are billed again. Rexenda's AI agents help by design: when a customer sends several messages in a row, the agent waits for them to finish and answers once instead of replying to every fragment.
Second, make the most of free entry points. Conversations that start from a Click-to-WhatsApp ad come with a 72-hour window in which messages are free, so it pays to answer those prospects quickly and move them forward within that window. Rexenda records which Meta ad each of those conversations came from, so you can see which campaigns bring buyers and not just messages.
Third, measure. Check the usage and charges Meta reports for your account each month, compare them with the free tier of each number and watch which flows or campaigns generate the most messages. Marketing templates are still the most expensive category in every market mentioned here, so send them to people who are likely to care, not to your whole list.
Does Rexenda add any fee on top of Meta's price?
No. Rexenda does not charge per WhatsApp message and does not resell messages: you connect your own WhatsApp Business account, and Meta bills its fees directly to your Meta account with your own payment method. What you pay Rexenda is your plan, which covers the team inbox, AI agents, CRM and the rest of the product; AI replies use the monthly credits included in your plan.
That separation has a practical upside: the price on Meta's rate card is the price you pay for messages, with no markup in between. To estimate your own month, use our WhatsApp pricing calculator, which applies the official October 1, 2026 rates and the 1,000 free service messages per number. Prices can change, so always confirm on Meta's official pricing page before you make a decision.
The October change does not make WhatsApp expensive for most small businesses, but it does end the idea that customer service on WhatsApp is free. Businesses that answer well, once and on time will feel it the least.