AI Agents & Chatbotsfree

Build a Facebook Messenger Customer Service AI Chatbot with Google Gemini

by Nguyễn Thiệu Toàn (Jay Nguyen)Updated Aug 2026

RequiresGoogle Gemini

1/5

STEPS · 17

Starts on an incoming request

On a Messenger webhook, a Gemini agent answers customer questions and replies through the Facebook API.

Gemini Chat Agent Webhook

On a webhook call, a Gemini agent with conversation memory answers the request and returns a response.

On a webhook request, generates web app HTML with OpenAI and returns it via the webhook response.

On a form submission, runs an Anthropic agent using Airtop browser automation and posts structured results to Slack.