AI Instagram post and image generator from a content plan

Runs automatically on a schedule and works with Facebook/Instagram, Google Sheets, Google Gemini. Uses AI.

Main steps

Scheduled Start: Check for New Posts
1. Get Next Post Idea from Sheet
2. Prepare Input Variables (Topic, Audience, etc.)
3a. Generate Content Concept (Gemini)
(LLM Model for Concept)
(Parse Concept JSON)

What you get

workflow.json – import into n8n (18 steps, starts from a schedule)
README setup guide and an in-workflow setup note

You need

n8n (Cloud or self-hosted)
Facebook/Instagram account
Google Sheets account
Google Gemini account