Investor Due Diligence Report
Practical frameworks, actionable insights, and clear guidance to empower Product Managers navigating AI & Generative AI product management.
5K
350 paid
0%
Insufficient data
13 of 30 days needed
Pricing
$10/mo
$100/yr annual option
$3K
350 paid subs
$3K/mo – $3K/mo(±0%)
0.3
6.7
0.14%
(comments + likes) / subscribers
Weekly
0.9 posts/week
75/100
Consistent (~10.0d avg)
| Newsletter | Subscribers | Weekly Growth | Price | Platform |
|---|---|---|---|---|
| MarTech AI | 48K | N/A | $15/mo | substack |
| Lex Fridman | 33K | +1.7% | $5/mo | substack |
| The Prompt: Insights from OpenAI Global Affairs | 31K | N/A | Free | substack |
| AI Weirdness | 29K | N/A | Free | substack |
| Month | Subscribers | Est. Revenue | Change |
|---|---|---|---|
| Feb 2026 | 5K | $2,782.5 | — |
| Mar 2026 | 5K | $2,782.5 | ~0% |
Platform Dependency
Hosted on substack subdomain
Publishing Consistency
Regular publishing schedule
Key Person
Single-author publication — key-person dependency
Audience Concentration
Consistent engagement across posts
Subscriber threshold
5K subscribers — above the 3K category median for first paid tier
Has paid tier
Active paid subscription offering
Peer monetization
100% of 107 similar-size peers in AI have paid tiers
Pricing position
$10/mo vs $28.56/mo category average (608 newsletters)
| Date | Monthly | Annual |
|---|---|---|
| Mar 2026 | $10 | $100 |
Disclaimer: This report is generated automatically based on publicly available data and proprietary estimation models. Estimated subscriber counts are derived from engagement patterns and should be verified through direct disclosure. Revenue estimates are based on known pricing and estimated paid subscriber counts. This report is for informational purposes only and should not be the sole basis for investment decisions.
Score based on available components only.
| Component | Score | Weight |
|---|---|---|
| Engagement Rate | 50/100 | 30% |
| Paid Subscriber Ratio | 75/100 | 25% |
| Publishing Consistency | 49/100 | 10% |
| Dr Phil's Newsletter, Powered by DOMS™️ AI |
| 28K |
| N/A |
| $10/mo |
| substack |
Revenue Model
Active paid subscription tier