Newsletter Insights — advertising rates and audience data for 32K+ newsletters
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Track What's brewing in AI's growth
Get notified when subscribers, engagement, or pricing changes
Platform Portability
Uses custom domain (newsletter.whatplugin.ai) — can migrate to any platform without losing subscribers
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The hardest part of building with AI is knowing where it actually matters. I've spent 1,000+ hours with Claude Code and built a research tool that tracks thousands of company implementations — to bring you the signal on where to focus. Join 21,000 operators from Google, Amazon, Microsoft and more.
Data updated 4 days ago
Track CPM rates as they change
Start tracking — free$33–$66
Based on AI category benchmarks
We don't have enough growth data for What's brewing in AI yet. The average AI newsletter has 2K subscribers and grows +0.5%/week.
Based on 574 AI newsletters tracked
vs 133 newsletters in AI
20K places you in the top 25% of newsletters in this category.
Engagement Rate
0.00%
median: 0.00%
Posts per Week
1.0
median: 1.0
Publishing Consistency
70/100
median: 65/100
Subscribers
20K
median: 2K
IRREPLACEABLE with AI
20K subs
Data Machina
21K subs
Inteligencia Artificial en Español
16K subs
Get email alerts when subscribers drop or spike, when new sponsors appear, when pricing changes, or when publishing cadence shifts. Track unlimited newsletters across your watchlist with the Starter plan.
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See what's includedGet the full whitespace list with each brand's category fit, audience overlap, and recommended pitch order. Plus a comparison of What's brewing in AI vs the top 15 peer newsletters on sponsor mix, growth, and CPM.
Including HubSpot, Viktor, Amazon Web Services + 38 more.
$300·2-3 working days·refunded if we can't deliver
Publishing Frequency
Weekly
Last published May 11, 2026
Usually publishes Sun, Mon
1.0 posts/week avg
AI Pricing
$6/mo median
Your newsletter: Free
Monetization Readiness
AI newsletters typically start charging at ~3K subscribers
Above the typical threshold
100% of similar-size AI newsletters have paid tiers
Unlock revenue estimates, CPM benchmarks, and detected sponsors
Start tracking — freeSponsor-Attractive Profile
20.0K subscribers, 0.00% engagement, and 1 detected sponsor — a strong profile for advertisers.