Triage GitHub issues with OpenAI categorization and embedding-based duplicate detection

by Ayaka Sato ✓ · 66 views · created 2026-04-23 · Ticket Management, AI Summarization

What this workflow does

This AI workflow has 18 nodes and runs when an HTTP POST request hits its webhook URL. Along the way it connects GitHub, OpenAI, Slack and Google Sheets. It also calls api.openai.com over HTTP.

How it runs

Trigger: When an HTTP POST request hits its webhook URL.

1. Set Configuration (Edit Fields (Set)): sets 7 fields: github_owner, github_repo, duplicate_threshold…
2. Only On Issue Opened (If): checks a condition and branches into true / false
3. Extract Issue Info (Edit Fields (Set)): sets 5 fields: issue_number, issue_title, issue_body…
4. Fetch Recent Issues (GitHub): work with repository
5. Prepare Texts for Embedding (Code): runs custom JavaScript code
6. Get Embeddings (Batch) (HTTP Request): calls api.openai.com (POST)
7. Calculate Similarity (Code): runs custom JavaScript code
8. If: checks a condition and branches into true / false
9. Post Duplicate Comment (GitHub): create comment
10. Classify Issue (OpenAI): uses OpenAI

…plus 7 more steps. See the full node list below.

Services it uses

GitHubOpenAISlackGoogle Sheets

HTTP calls to: api.openai.com

Before you upgrade to n8n 3.0

Nodes used (10)

• Webhookn8n-nodes-base.webhook
• Edit Fields (Set)n8n-nodes-base.set
• Ifn8n-nodes-base.if
• GitHubn8n-nodes-base.github
• Coden8n-nodes-base.code
• HTTP Requestn8n-nodes-base.httpRequest
• OpenAI@n8n/n8n-nodes-langchain.openAi
• Switchn8n-nodes-base.switch
• Slackn8n-nodes-base.slack
• Google Sheetsn8n-nodes-base.googleSheets

From the author

Who's it for Open-source maintainers, product teams with public repositories, and any organization receiving a steady stream of GitHub Issues. Ideal for small teams who waste hours per week triaging duplicates and misrouted reports. How it works When a new…

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