Real-time X Post Monitoring & Auto-Categorization with Airtop

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Built by Airtop Airtop
Created on June 05, 2026

Description

Monitor X for Relevant Posts
Use Case
This automation monitors X (formerly Twitter) search pages in real time and extracts high-signal posts that match your categories of interest. It’s ideal for community engagement, lead discovery, thought leadership tracking, or competitive analysis.

What This Automation Does
Given a search URL and a list of categories, it:
Logs into X using Airtop
Opens the specified search URL
Scrolls through the results
Extracts up to 10 valid, English-language posts
Filters and classifies each post by category (or marks as [NA] if unrelated)
Returns the structured results as JSON

Input parameters:
airtop_profile** — An Airtop browser profile authenticated on X
x_url** — X search URL (e.g., https://x.com/search?q=ai agents&f=live)
relevant_categories** — Text-based list of categories to classify posts (e.g., "Web automation use cases", "Thought leadership")

Output:
A JSON array of posts, each with:
writer
time
text
url
category

How It Works
Trigger: This workflow is triggered by another workflow (e.g., a community engagement pipeline).
Input Setup: Accepts the Airtop profile, search URL, and categories to use for classification.
Session: Starts a browser session using the Airtop profile.
Window Navigation: Opens the provided X search URL.
Extraction: Scrapes up to 10 posts with /status/ in the URL and text in English.
Classification: Each post is labeled with a category if relevant, or [NA] otherwise.
Filtering: Discards [NA] posts.
Output: Returns the list of classified posts.

Setup Requirements
Airtop profile with an active X login.
Airtop API key connected in n8n.
List of category definitions to guide post classification (used in prompt).

Next Steps
Feed into Engagement Workflows**: Pass the results to workflows that reply, retweet, or track posts.
Use in Slack Alerts**: Push classified posts into Slack channels for review and reaction.
Customize Classifier**: Refine the categorization logic to include sentiment or company mentions.

Read more about Monitoring X for Relevant Posts

Nodes Used (2)

Airtop
n8n-nodes-base.airtop
Code
n8n-nodes-base.code