# Guides for running an AI agent

> How WhatsApp, Telegram and website chat really work for a business, with the rules and costs checked against the platforms' own pages.

Canonical: https://heykiko.io/blog
Last updated: 2026-11-05

- [How much does an AI chatbot cost a small business in 2026?](https://heykiko.io/blog/ai-chatbot-cost) - What an AI chatbot really costs a small business: the platform, AI usage, WhatsApp's per-message fees, your time, worked examples and questions to ask. (updated 2026-11-05)
- [How to run a shared WhatsApp inbox for your team](https://heykiko.io/blog/shared-whatsapp-inbox) - How several people can answer one WhatsApp Business number: the app's linked devices versus a shared inbox, team rules, AI first, and the 24-hour window. (updated 2026-11-05)
- [What is llms.txt, and does your website need one?](https://heykiko.io/blog/what-is-llms-txt) - What llms.txt is, who uses it, what it doesn't do for search, whether your website needs one, and how to make one in a few minutes. (updated 2026-11-05)
- [How to write a system prompt for a customer service chatbot](https://heykiko.io/blog/how-to-write-a-chatbot-system-prompt) - How to write a system prompt for a customer service chatbot: the five parts, a full example, rules that keep it honest, how to test it, and mistakes to avoid. (updated 2026-11-05)
- [How online stores answer product and order questions with AI](https://heykiko.io/blog/ai-for-online-stores) - How an online store can use AI to recommend products, check stock and orders safely, and handle returns, plus WhatsApp's rules for selling there. (updated 2026-11-05)
- [How real estate agents answer property enquiries around the clock](https://heykiko.io/blog/ai-for-real-estate-enquiries) - How estate and letting agents can answer property enquiries at any hour with AI: current listings, qualifying buyers, booking viewings and handing over. (updated 2026-11-05)
- [How salons and spas take bookings on WhatsApp with AI](https://heykiko.io/blog/whatsapp-booking-for-salons) - How salons and spas can answer prices and take bookings on WhatsApp while the team is with clients, cut no-shows, and bring regulars back the right way. (updated 2026-11-05)
- [How clinics use WhatsApp to answer patients and take bookings](https://heykiko.io/blog/whatsapp-for-clinics) - How clinics can use WhatsApp and AI for patients' everyday questions and bookings, what to keep off WhatsApp, and WhatsApp's own rules for health. (updated 2026-11-05)
- [How to let customers book appointments in a chat](https://heykiko.io/blog/how-to-take-bookings-in-a-chat) - How to take bookings in a chat on WhatsApp, Telegram and your website: offering real open times, the rules to set, confirming, and moving or cancelling. (updated 2026-11-05)
- [How to capture leads from website and WhatsApp chats](https://heykiko.io/blog/how-to-capture-leads-from-chats) - How to turn website, WhatsApp and Telegram chats into leads: form or no form, when and what to ask, wording that works, consent, and fast follow-up. (updated 2026-11-05)
- [WhatsApp Business API pricing in 2026, explained](https://heykiko.io/blog/whatsapp-business-api-pricing) - How Meta charges for WhatsApp Business API messages in 2026: per message, by category and country, 1,000 free replies a month, and worked examples. (updated 2026-11-05)
- [WhatsApp template messages: categories, approval and examples](https://heykiko.io/blog/whatsapp-template-messages) - What WhatsApp template messages are, the marketing, utility and authentication categories, how Meta approves them, the limits, and examples that pass review. (updated 2026-11-05)
- [Telegram vs WhatsApp for business: which should you use?](https://heykiko.io/blog/telegram-vs-whatsapp-for-business) - WhatsApp reaches more people and lets you message customers first, at a price; Telegram is free with no reply window. How they compare for a business. (updated 2026-11-05)
- [WhatsApp Business app vs API: which do you need?](https://heykiko.io/blog/whatsapp-business-app-vs-api) - The WhatsApp Business app is free and works from a phone; the API lets a team and an AI agent answer from software. How they differ, and how to use both. (updated 2026-11-05)
- [Can AI answer WhatsApp calls? How it works in 2026](https://heykiko.io/blog/ai-answering-whatsapp-calls) - How an AI voice agent answers WhatsApp Business calls: Meta's calling rules and prices, what the agent can do on a call, and what it can't. (updated 2026-11-05)
- [How to create a Telegram AI bot for your business](https://heykiko.io/blog/how-to-create-a-telegram-ai-bot-for-your-business) - Create a Telegram bot with BotFather, connect it to an AI agent trained on your business, and let it answer, book and hand chats to your team. No code needed. (updated 2026-11-05)
- [When to hand a chat from AI to a person](https://heykiko.io/blog/when-to-hand-a-chat-to-a-person) - When an AI chatbot should pass a customer to a person, when it shouldn't, and how to make the hand-off smooth on your website, WhatsApp and Telegram. (updated 2026-11-05)
- [What is RAG? Retrieval-augmented generation in plain words](https://heykiko.io/blog/what-is-rag) - RAG lets an AI answer from your own documents: it finds the passages that fit a question and answers from them. How it works, and where it goes wrong. (updated 2026-11-05)
- [AI agent vs chatbot: what's the difference?](https://heykiko.io/blog/ai-agent-vs-chatbot) - A chatbot answers; an AI agent also gets things done, like booking or looking up an order. How they differ, when you need each, and how to keep an agent safe. (updated 2026-11-05)
- [How to stop a chatbot from making things up](https://heykiko.io/blog/how-to-stop-a-chatbot-making-things-up) - Why AI chatbots invent prices, policies and promises, and the settings, content fixes and safeguards that stop a customer-service chatbot from doing it. (updated 2026-11-05)
- [How to train a chatbot on your website](https://heykiko.io/blog/how-to-train-a-chatbot-on-your-website) - How training an AI chatbot on your website works, which pages to include and leave out, how to test it with real questions, and how to keep it current. (updated 2026-11-05)
- [How to add an AI agent to WhatsApp Business (2026 guide)](https://heykiko.io/blog/how-to-add-an-ai-agent-to-whatsapp-business) - What you need, Meta's 2026 rules on AI, app vs API, the setup step by step, and what it really costs now that Meta charges for service replies. (updated 2026-11-05)
- [The WhatsApp 24-hour window, explained](https://heykiko.io/blog/whatsapp-24-hour-window) - When WhatsApp's 24-hour customer service window opens and closes, what you can send, how templates reopen a chat, and what it costs since October 2026. (updated 2026-11-05)