#05 Marketing Intelligence n8n + OpenAI

Brand Mention & Competitor Monitor

Monitors Twitter/X, Reddit, LinkedIn, and Google News every 30 minutes for your brand name, competitors, and industry keywords. Uses AI to filter signal from noise, scores mention sentiment, and routes actionable mentions directly to your Slack.

ROI~6h/week saved
Setup Time~30 minutes
Platformn8n + OpenAI
CategoryMarketing Intelligence
Scheduled Trigger (every 30 min)
        ↓
 Parallel Search (4 sources)
 ┌────┬────┬────┬────┐
 X  Reddit  LI  News
        ↓
 OpenAI — Filter + Sentiment Score
        ↓
 Route by Score + Source
 ┌──────────┼──────────┐
Competitor  Brand    Industry
 Mention   Mention   Trend
    ↓          ↓        ↓
 Slack      Slack    Weekly
 Alert      Alert    Digest
NodePurpose
Schedule TriggerEvery 30 minutes
HTTP Request (×4)Query each platform API
OpenAI ChatSentiment analysis + relevance scoring
IF / SwitchRoute by mention type
SlackReal-time alerts for high-priority mentions
Google SheetsHistorical mention log + analytics
BeforeAfter
Manual monitoring 2×/dayAutomated every 30 minutes
Missing competitor movesReal-time intelligence
Hours finding relevant mentionsAI-filtered signal only
TWITTER_BEARER_TOKEN Twitter API v2
REDDIT_CLIENT_ID Reddit API credentials
OPENAI_API_KEY For sentiment scoring
KEYWORDS Brand name, competitors, industry terms
ALERT_SLACK_CHANNEL e.g. #brand-monitoring
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