Woztel Blog: All you need to know about WhatsApp Cloud API, ChatGPT, chatbots, and Zoho

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All you need to know about WhatsApp Cloud API, ChatGPT, chatbots, and Zoho

Tips, information, documentation, and much more…

Meta funds AI agents on WhatsApp
WOZTELL SANUKER with META funds AI agents on WhatsApp for 150 businesses with 1M$
WOZTELL Sanuker and Meta commit over US$1M, up to US$20,000 per business, to build Meta Business Agent on WhatsApp for 150 companies. See if you qualify.
What's Changing with WhatsApp Pricing in October 2026
WhatsApp Pricing Changes October 2026
From October 1, 2026, WhatsApp Business API replies inside the 24-hour window start to cost. See what's changing, the key dates, and how to cut costs.
Meta Business Agent
Meta Business Agent: the complete guide
What Meta Business Agent is, how it works on the WhatsApp Business Platform, what it costs from and how to run it connected to your systems.
WhatsApp Business API pricing 2026
WhatsApp October 2026 Pricing: How to Cut Your Bill
WhatsApp service replies become billable on 1 October 2026. Project your bill and cut costs with Click-to-WhatsApp and Meta Business Agent.
The agentic era of WhatsApp: what Meta is really building
The agentic era of WhatsApp: what Meta is really building 
Meta's October 2026 WhatsApp pricing change signals a bigger shift: rebuilding WhatsApp around AI agents. What Meta Business Agent means for your business.
WhatsApp Broadcast Best Practices to Protect Quality
WhatsApp Broadcast Best Practices to Protect Quality
Run WhatsApp broadcasts in WOZTELL without hurting your quality rating: opt-in examples, audience tips, quality monitoring, and how to recover fast.
WhatsApp usernames and BSUID: everything you need to know
WhatsApp usernames and BSUID: everything you need to know
WhatsApp usernames are here. Learn the rules across Personal, Business and the Cloud API, how to claim yours, and what the BSUID means for your CRM.
Migrate GPT Assistant v1.2.0 to v1.3.0 in WOZTELL
How to migrate your WhatsApp AI chatbot from GPT Assistant v1.2.0 to v1.3.0
OpenAI retires the Assistants API on 26 Aug 2026. See how to migrate your WOZTELL ChatGPT chatbot to v1.3.0 (Responses API) with no downtime.
WhatsApp marketing vs SMS in Spain: cost in 2026
WhatsApp marketing vs SMS in Spain: cost in 2026
Is WhatsApp marketing cheaper than SMS in Spain in 2026? An honest cost breakdown: per-message price, the accent trap, and cost per result.
WhatsApp pricing changes July 1, 2026: what to know
WhatsApp Pricing Changes on July 1, 2026: What’s Different, and What to Do
Meta updates WhatsApp rates on July 1, 2026 in Spain, Italy, the UK, Hong Kong and more. See the before/after prices and what to do next.
WhatsApp Utility Messages vs SMS in Hong Kong (2026)
WhatsApp Utility Messages vs SMS in Hong Kong: The Real Per-Message Cost (2026)
Hong Kong's WhatsApp utility rate rose in July 2026. Why it's still cheaper than carrier SMS, using csl and CMHK's own published prices.
WhatsApp Utility Message Cost Calculator
WhatsApp Utility Message Cost Calculator
Estimate what WhatsApp utility messages cost your business by industry, country and volume: confirmations, reminders, order and booking updates.
How to Build a CTX Ad Welcome Flow on WhatsApp
How to Build a CTX Ad Welcome Flow on WhatsApp
The 4-step welcome flow that turns Click-to-WhatsApp ad clicks into conversations. Plus how to pick between AI and rule-based chatbots.
How to Track WhatsApp Conversions with Meta CAPI
How to Track WhatsApp Conversions with Meta Conversions API (CAPI)
Running Click-to-WhatsApp ads but only seeing clicks? Learn how Meta Conversions API closes the tracking gap and how to set it up in WOZTELL.
How Restaurants Run Smoother Bookings on WhatsApp with Utility Messages
How Restaurants Run Smoother Bookings on WhatsApp with Utility Messages
Discover how restaurants use WhatsApp utility messages to improve reservations and customer service.
A Vector Store lets your AI chatbot search documents on demand. Learn what it is, what files work well, and when your business actually needs one.
What Is a Vector Store? A Guide for Business Owners
A Vector Store lets your AI chatbot search documents on demand. Learn what it is, what files work well, and when your business actually needs one.
WOZTELL's ChatGPT Extension Is Updated — Your Chatbot Can Now Search, Retrieve, and Act
WOZTELL’s ChatGPT Extension Is Updated — Your Chatbot Can Now Search, Retrieve, and Act
WOZTELL's latest ChatGPT extension lets your AI chatbot search the web, tap your knowledge base, and connect to your systems — across WhatsApp, Instagram, and more.
Complete guide to writing effective AI chatbot Instructions for every WOZTELL channel. Includes channel-specific prompt templates for WhatsApp, Instagram DM, Facebook Messenger, and Webchat.
How to Write the Perfect Instructions Prompt for Your AI Chatbot — WhatsApp, Instagram, Facebook Messenger and Webchat
Complete guide to writing effective AI chatbot Instructions for every WOZTELL channel. Includes channel-specific prompt templates for WhatsApp, Instagram DM, Facebook Messenger, and Webchat.
Create a custom prompt for your AI chatbot in minutes. Define its goal, tone, channel and escalation rules, then use it in WOZTELL.
Perfect Chatbot Prompt Generator
Create a custom prompt for your AI chatbot in minutes. Define its goal, tone, channel and escalation rules, then use it in WOZTELL.
MAKE + WOZTELL Use Case: A butcher shop takes orders on WhatsApp
MAKE + WOZTELL Use Case: A butcher shop takes orders on WhatsApp — and the ticket prints itself
What if your customers could place an order just by sending a WhatsApp message — no app, no account, no friction — and the shop simply received a printed ticket, ready to prepare?