✨ Automate LinkedIn comment replies with GPT-3.5 & track in Google Sheets
⚡ 1,197 views · ✨ AI & LLMs
Description
How it works
This workflow automates LinkedIn community engagement by monitoring post comments, filtering new ones, generating AI-powered replies, and posting responses directly on LinkedIn. It also logs all interactions into Google Sheets for tracking and analytics.
Step-by-step
Trigger & Fetch
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A Schedule Trigger runs the workflow every 10 minutes.
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The workflow fetches the latest comments on a specific LinkedIn post using LinkedIn’s API with token-based authentication.
Filter for New Comments
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Retrieves the timestamp of the last processed comment from Google Sheets.
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Filters out previously handled comments, ensuring only fresh interactions are processed.
AI-Powered Reply Generation
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Sends the new comment to OpenAI GPT-3.5 Turbo with a structured prompt.
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AI generates a professional, concise, and engaging LinkedIn-appropriate reply (max 2–3 sentences).
Post Back to LinkedIn
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Automatically posts the AI-generated reply under the original comment thread.
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Maintains consistent formatting and actor identity.
Data Logging
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Appends the original comment, AI response, and metadata into Google Sheets.
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Enables tracking, review, and future engagement analysis.
Benefits
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Saves time by automating LinkedIn comment replies.
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Ensures responses are timely, professional, and on-brand.
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Maintains authentic engagement without manual effort.
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Prevents duplicate replies by filtering with timestamps.
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Creates a structured log in Google Sheets for auditing and analytics.
🔗 Nodes Used
Google Sheets, HTTP Request, Schedule Trigger, OpenAI
📥 Import
Download workflow.json and import into n8n:
Workflow menu → Import from File