Chat with local LLMs using n8n and Ollama

Manual

Medium

Nodes

Manual

Trigger

Medium

Complexity

7/22/2025

Added

Workflow Overview

Total Nodes

Node Types

chat Trigger

When chat message received

1 node

lm Chat Ollama

Ollama Chat Model

1 node

sticky Note

Sticky Note, Sticky Note1

2 nodes

chain Llm

Chat LLM Chain

1 node

Workflow JSON

3.48 KB

{
  "id": "af8RV5b2TWB2LclA",
  "meta": {
    "instanceId": "95f2ab28b3dabb8da5d47aa5145b95fe3845f47b20d6343dd5256b6a28ba8fab",
    "templateCredsSetupCompleted": true
  },
  "name": "Chat with local LLMs using n8n and Ollama",
  "tags": [],
  "nodes": [
    {
      "id": "475385fa-28f3-45c4-bd1a-10dde79f74f2",
      "name": "When chat message received",
      "type": "@n8n/n8n-nodes-langchain.chatTrigger",
      "position": [
        700,
        460
      ],
      "webhookId": "ebdeba3f-6b4f-49f3-ba0a-8253dd226161",
      "parameters": {
        "options": {}
      },
      "typeVersion": 1.1
    },
    {
      "id": "61133dc6-dcd9-44ff-85f2-5d8cc2ce813e",
      "name": "Ollama Chat Model",
      "type": "@n8n/n8n-nodes-langchain.lmChatOllama",
      "position": [
        900,
        680
      ],
      "parameters": {
        "options": {}
      },
      "credentials": {
        "ollamaApi": {
          "id": "MyYvr1tcNQ4e7M6l",
          "name": "Local Ollama"
        }
      },
  ...

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