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Guides and notes on building WhatsApp AI support agents.
Build a WhatsApp support agent in 5 minutes
From sign-up to a working AI support agent on a real phone: describe the bot, paste a model key, test it, scan a QR code. A walkthrough of the actual flow.
Read post →BYOK: why you should own your AI keys
Bring-your-own-key is not a pricing trick — it changes who controls your AI costs, your rate limits, and your exit. How Zapito implements BYOK with 0% markup.
Read post →WhatsApp Business API explained for small teams
Personal app, Business app, or Business API? What Meta actually requires, what messages cost in 2026, and the shortest honest path to an AI agent on your own number.
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