AI agent for Instagram DM/inbox. Manychat + Open AI integration

n8n template #2718

Summary

Automate Instagram DMs with OpenAI GPT and ManyChat How It Works: Once connected, GPT will automatically initiate conversations with messages from new recipients in Intagram. Who Is This For? This workflow is ideal for marketers, business owners content creators who want to automatically respond to Instagram direct messages using OpenAI GPT. By integrating ManyChat, you can manage conversations, nurture leads, and provide instant replies at scale. What This Workflow Does Captures incoming Instagram DMs through ManyChat’s integration. Processes messages with GPT to generate a relevant response. Delivers instant replies back to Instagram users, creating efficient, AI-driven communication. Setu

How to set it up

Open template #2718 on n8n.io and click Use for free, or copy the template JSON and paste it onto an empty canvas in n8n.
Create a credential under Credentials → Add credential: OpenAI Chat Model. Then open each of those nodes and pick the credential.
Check the model in the AI Agent node. The template may point at a model your account can't use; swap it for one you have access to.
Click Execute workflow and step through each node's output to confirm the data looks right.
Toggle the workflow to Active so its trigger runs on its own.

Hand off to your agent

Prompt

Help me set up the n8n workflow "AI agent for Instagram DM/inbox. Manychat + Open AI integration" (https://n8n.io/workflows/2718). It uses: AI Agent, OpenAI Chat Model, Simple Memory. Import the template JSON into my n8n instance, list every credential I need to create, and walk me through testing it.

Paste into Claude Code and it will do the rest.

Apps and nodes

AI Agent OpenAI Chat Model Simple Memory

Questions

Yes. Alex Hi no code published it free on n8n.io, and it has 28K views. It runs on n8n Cloud or a self-hosted n8n instance.

OpenAI Chat Model. The other 2 nodes are built into n8n.

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