Chat with AI Models via OpenRouter using Mistral

This n8n workflow demonstrates how to build an automated AI chat system using OpenRouter.ai. It includes a manual trigger, sets a model and user message, sends a POST request to the OpenRouter chat API, and summarizes the response.

Workflow Steps: Manual Trigger – Starts the workflow when executed manually. Set Node – Defines: Model: mistralai/mistral-small-3.2-24b-instruct:free Message: What is the meaning of life? HTTP Request – Sends a POST request to https://openrouter.ai/api/v1/chat/completions using Bearer Token Authentication with the model and message as JSON. Summarize – Extracts and summarizes the AI’s response (choices[0].message.content).

Use Cases: AI chatbot automation Content summarization Testing AI prompts in real-time Educational demos using OpenRouter.ai Lightweight conversational tools with no external server

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Author:Sarfaraz Muhammad Sajib(View Original →)
Created:8/13/2025
Updated:11/17/2025

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