Easily Compare LLMs Using OpenAI and Google Sheets
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Compare and evaluate LLM outputs side-by-side before production deployment.
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About This Workflow
Overview
This workflow allows you to easily evaluate and compare the outputs of two language models (LLMs) before choosing one for production. In the chat interface, both model outputs are shown side by side. Their responses are also logged into a Google Sheet, where they can be evaluated manually or automatically using a more advanced model.
Key Features
- Compare outputs of two LLMs side-by-side.
- Log user input, model responses, and context to Google Sheets.
- Dynamically select models for comparison.
- Isolate memory context per model.
How To Use
- Import this workflow into n8n.
- Copy the provided Google Sheets template and make a copy.
- Configure the AI Agent node with your desired System Prompt and Tools.
- Set up your LLM provider credentials (e.g., OpenRouter, OpenAI, Vertex AI).
- Start chatting with the workflow; inputs and responses will be logged to your Google Sheet.
Apps Used
Workflow JSON
{
"id": "c686eb7d-f281-41be-a633-5587e374ac02",
"name": "Easily Compare LLMs Using OpenAI and Google Sheets",
"nodes": 0,
"category": "AI & Machine Learning",
"status": "active",
"version": "1.0.0"
}Note: This is a sample preview. The full workflow JSON contains node configurations, credentials placeholders, and execution logic.
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ID: c686eb7d-f281...
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