Auto-generate & post AI images to Facebook using Gemini & Pollinations AI

This workflow is designed for content creators or AI artists who want to automate posting unique AI-generated images to their Facebook Page multiple times a day. It uses Google Gemini via LangChain to generate imaginative image prompts, and Pollinations AI to generate the images. Posts are published with hashtags and a clean caption.

Who Is It For - AI artists - Facebook page managers - Digital marketers looking for automated creative content

What It Does - Triggers 3x daily at 7:00, 11:00, and 17:00 (local time) - Generates random AI image prompts in a retro-futuristic, cinematic, or surreal style using Google Gemini - Fetches images from Pollinations AI using custom prompts - Posts images automatically to your Facebook Page with hashtags

Requirements - n8n self-hosted or desktop (workflow uses schedule trigger) - Pollinations API (no auth needed) - Facebook Page with Facebook Graph API token: - Required scopes: pagesmanageposts, pagesreadengagement, pagesshowlist - Google Gemini API Key (used via LangChain node)

How to Customize - Change the prompt style in the Basic LLM Chain node (promptType: define) to suit your theme. - Adjust Set The Generator Image node if you want: - Different image sizes (width / height) - Different seed randomness - Other Pollinations models (&model=kontext) - Add Telegram/Twitter nodes if you want cross-posting - Use Set node to allow easy user-level configuration of models, hashtags, times, etc.