Building a Self-Running Reddit to X Content Pipeline
How to pull trending posts from niche subreddits, rewrite them in your brand voice with AI, and post to X on a daily schedule without any manual work.
The Problem
Consistent content on X drives visibility and inbound leads. But writing two or more quality posts every day is not sustainable for founders and operators who already have full plates. Most people either post sporadically when they remember or burn out after a few weeks of trying to maintain a content schedule.
The result is a feed that goes silent. Audience growth stalls. The content engine dies because it depends on one person showing up every day.
The Solution
An automated content syndication pipeline that runs entirely on its own:
- Monitor multiple RSS feeds from niche subreddits including r/automation, r/SaaS, r/Entrepreneur, and similar communities.
- Filter for trending posts that have high engagement and match your content criteria.
- Rewrite each post using DeepSeek AI to match your specific brand voice and style.
- Run duplicate detection by content hashing to prevent reposting the same topic twice.
- Schedule two posts daily at times optimized for your audiences timezone.
- Send Telegram notifications on every successful post with a preview and link.
Once set up, the pipeline requires zero manual input. Content flows from Reddit communities to X automatically every day.
Tools Used
- n8n running on self-hosted infrastructure for orchestration.
- RSS feeds from targeted subreddits as the content source.
- DeepSeek AI for rewriting and brand voice adaptation.
- X API for automated posting.
- Telegram for delivery notifications and monitoring.
Key Technical Details
| Feature | Implementation |
|---|---|
| Duplicate detection | Content hashing prevents the same topic from being posted twice. |
| Quality scoring | Filters out low effort rewrites. Only high quality versions get posted. |
| Rate limiting | Respects X API limits with built in scheduling and delays. |
| Error handling | Automatic retry on failure with Telegram alert if persistent. |
The Workflow Architecture
The n8n workflow follows this chain:
Scheduled Trigger daily x 2 to RSS Feed Reader multiple subs to Filter engagement threshold to DeepSeek AI rewrite to Duplicate Check to X API post to Telegram notification
Results
Two posts per day, every day, since the day of deployment. Zero manual input required after the initial setup. Consistent brand voice maintained across every post because the AI rewrite uses the same style guidelines every time.
Engagement metrics are tracked in Google Sheets with no manual logging. The team can see which content themes perform best and adjust the RSS source list accordingly.
This system runs live. View the Reddit to X Auto Poster system.
Built with n8n. Self-hosted. You own everything.