Human-in-the-Loop Post Designer with Mistral AI, ImageKit, and LinkedIn Publishing

Go to Workflow
0 views
Built by ResilNext ResilNext
Created on June 05, 2026

Description

📋 Description
This n8n workflow streamlines AI-powered post creation with image banners, includes manual approval steps, and publishes to LinkedIn — all dynamically.

It uses ImageKit.io to edit images, stores them on S3, and generates and revises posts through a Mistral AI Agent with human review.

🧠 How it Works (High-Level)
🔄 Triggered via incoming chat message

🧠 AI drafts a post and adds image instructions

🖼️ ImageKit API adds text overlay to image

☁️ Image is uploaded to S3 for public use

🧑‍⚖️ Human approval step via email

🔁 Optional revision loop

📢 Publishes approved content to LinkedIn

🛠️ Setup Requirements

🔑 API key for ImageKit.io

🧠 AI model via Mistral (or substitute like OpenAI)

📩 Email setup for Approval node

☁️ AWS S3 Bucket access

🔗 LinkedIn credentials for posting

Nodes Used (7)

AI Agent
@n8n/n8n-nodes-langchain.agent
Gmail
n8n-nodes-base.gmail
HTTP Request
n8n-nodes-base.httpRequest
LinkedIn
n8n-nodes-base.linkedIn
Mistral Cloud Chat Model
@n8n/n8n-nodes-langchain.lmChatMistralCloud
S3
n8n-nodes-base.s3
Structured Output Parser
@n8n/n8n-nodes-langchain.outputParserStructured