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Switch Between LLMs with LangChain Code in n8n

Developers and AI teams that build customer response flows and want to compare language models or fall back from one to another.

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Paste it straight onto an n8n canvas with Ctrl+V or Cmd+V.

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dynamically-switch-between-llms-for-ai-agents-using-langchain-code.json

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What it does

An n8n workflow that connects several LLMs to one AI chain and uses them in turn. It drafts a reply to a customer complaint with one model, checks the reply with a sentiment analysis step, and tries the next model in the list if the reply is not satisfactory. The loop ends when a reply passes or every model has been used.

Use cases

  1. 01Fall back to another model when a reply fails the check
  2. 02Draft replies to customer complaints for review
  3. 03Compare how different LLMs answer the same message

Connects

Basic LLM Chain · LangChain Code · OpenAI Chat Model · Sentiment Analysis

Questions about
Switch Between LLMs with LangChain Code in n8n.

What is Switch Between LLMs with LangChain Code in n8n used for?

Developers and AI teams that build customer response flows and want to compare language models or fall back from one to another. An n8n workflow that connects several LLMs to one AI chain and uses them in turn. It drafts a reply to a customer complaint with one model, checks the reply with a sentiment analysis step, and tries the next model in the list if the reply is not satisfactory. The loop ends when a reply passes or every model has been used.

How do I import Switch Between LLMs with LangChain Code in n8n into n8n?

Copy the workflow JSON from this page and paste it onto the n8n canvas with Ctrl+V or Cmd+V. Then connect your credentials in each node.

Is Switch Between LLMs with LangChain Code in n8n safe to use?

It passed our automatic scan for credential theft, hidden instructions and risky install commands. Third party open source software. Sabemos AI does not maintain it. Check the code and permissions before you connect it to company data.

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