Generate & schedule social media content with GPT-4 and Buffer from Google Sheets
Needs changesNeeds changes. This template uses 1 thing(s) that n8n 3.0 removes: Cron. 1 breaking item(s) found. Static check, last run 2026-10-19.
What this workflow does
This AI workflow has 10 nodes and runs on a schedule (legacy Cron node). Along the way it connects Google Sheets and OpenAI. It also calls api.bufferapp.com over HTTP.
How it runs
Trigger: On a schedule (legacy Cron node).
- Configuration Variables (Edit Fields (Set)): sets 5 fields: GOOGLE_SHEET_ID, CONTENT_WORKSHEET, BRAND_VOICE…
- Read Content Calendar (Google Sheets): uses Google Sheets
- Filter Today's Content (Code): runs custom JavaScript code
- Check if Content Exists (If): checks a condition and branches into true / false
- Generate Social Content with AI (OpenAI): create (chat)
- No Content Response (Respond to Webhook): sends the response back to the webhook caller
- Process Generated Content (Code): runs custom JavaScript code
- Schedule Post via Buffer (HTTP Request): calls api.bufferapp.com (POST)
- Update Sheet Status (Google Sheets): update
Services it uses
HTTP calls to: api.bufferapp.com
Before you upgrade to n8n 3.0
1 thing in this workflow is removed in n8n 3.0. Fix it before you upgrade:
- Cron in Daily Content Generation Trigger: replace with Schedule Trigger.
| Removed in 3.0 | Replace with |
|---|---|
| Cron Daily Content Generation Trigger | Schedule Trigger |
Nodes used (8)
- Cron
n8n-nodes-base.cron - Edit Fields (Set)
n8n-nodes-base.set - Google Sheets
n8n-nodes-base.googleSheets - Code
n8n-nodes-base.code - If
n8n-nodes-base.if - OpenAI
@n8n/n8n-nodes-langchain.openAi - HTTP Request
n8n-nodes-base.httpRequest - Respond to Webhook
n8n-nodes-base.respondToWebhook
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