Auto-Tag Blog Posts in WordPress with AI

Demo Usage in Another Workflow (Tagging an article discovered with an RSS feed)

Workflow Structure (22 nodes)
100%
Execute Workflow Trigger
Demo Usage in Another Workflow
Split In Batches
Loop over articles
Set
SET initial record
Http Request
GET WP tags
Aggregate
Combine slugs
Rss Feed Read Trigger
RSS Feed Trigger
Langchain.lm Chat Open Ai
OpenAI Chat Model
Langchain.chain Llm
Generate tags for article
Langchain.output Parser Autofixing
Auto-fixing Output Parser
Set
MOCK article
Execute Workflow
Auto-Tag Posts in WordPress
Set
Return article details
Wordpress
Wordpress
Split Out
Split Out
Filter
Keep matches
Code
Return missing tags
Http Request
POST WP tags
Aggregate
Combine tag_ids
If
If
Http Request
GET updated WP tags
Langchain.lm Chat Open Ai
OpenAI Chat Model1
Langchain.output Parser Structured
Structured Output Parser
Node Types:
default
trigger
transform
logic
http
code
Requires credentials

Prerequisites

Required Credentials (2)

OpenAI

Used by: OpenAI Chat Model, OpenAI Chat Model1

Docs

Wordpress

Used by: GET WP tags, POST WP tags +2 more

Docs

Complexity

Advanced

Expert level. Custom code, complex logic, many integrations.

Setup time: ~45 min
Score: 85/100
Custom Code
Conditional Logic
Loops
7 Integrations

When to Use This Workflow

Real-time Response

React instantly when events happen - new orders, form submissions, or API calls.

Zero delay between trigger and action for time-sensitive workflows.

Time Savings

Replace repetitive manual tasks with reliable automation.

Reclaim hours every week for higher-value work.

Error Reduction

Eliminate human error from routine processes with consistent automation.

Improve accuracy and reliability across your workflows.

workflow.json
{
  "id": "siXUnQhJpCJ9rHzu",
  "meta": {
    "instanceId": "a9f3b18652ddc96459b459de4fa8fa33252fb820a9e5a1593074f3580352864a",
    "templateCredsSetupCompleted": true
  },
  "name": "Auto-Tag Blog Posts in WordPress with AI",
  "tags": [
    {
      "id": "ijuVOmJpw5mCrzQX",
      "name": "marketing",
      "createdAt": "2025-01-28T16:42:03.029Z",
      "updatedAt": "2025-01-28T16:42:03.029Z"
    }
  ],
  "nodes": [
    {
      "id": "0561d80b-f360-4a8e-930d-49b778833991",
      "name": "OpenAI Chat Model",
      "type": "@n8n/n8n-nodes-langchain.lmChatOpenAi",
...

Workflow Details

Nodes
32
Trigger
Event
Source
awesome
Added
Dec 4, 2025

Need Help?

Check out the official n8n documentation for detailed guides.

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