The Simmonds Signal
Investor Due Diligence Report
substackAI
A newsletter about the craft of writing, thinking, and using AI to get better at both.
11K
550 paid
~0%
Subscriber count is a platform estimate
Pricing
$19/mo
$97/yr annual option
$6K
550 paid subs
$6K/mo – $6K/mo(±0%)
Previously Weekly
1.5 posts/week
Score based on available components only.
| Component | Score | Weight |
|---|---|---|
| Newsletter | Subscribers | Weekly Growth | Price | Platform |
|---|---|---|---|---|
| MarTech AI | 48K | N/A | $15/mo | substack |
| AI Safety Newsletter | 44K | N/A | Free | substack |
| 💎DiamantAI | 36K | N/A | Free | substack |
| ChinAI Newsletter | 30K | N/A | $9/mo | substack |
| Month | Subscribers | Est. Revenue | Change |
|---|---|---|---|
| Mar 2026 | 11K | $7,871.33 | — |
Revenue tracking starts with your first month of data. More data points will appear as snapshots accumulate.
Platform Dependency
Hosted on substack subdomain
Key Person
Single-author publication — key-person dependency
Revenue Model
Active paid subscription tier
Subscriber threshold
11K subscribers — above the 3K category median for first paid tier
Has paid tier
Active paid subscription offering
Peer monetization
100% of 93 similar-size peers in AI have paid tiers
Pricing position
$19/mo vs $6.95/mo category median (641 newsletters)
| Date | Monthly | Annual |
|---|---|---|
| Mar 2026 | $19 | $97 |
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.
| Paid Subscriber Ratio |
| 57/100 |
| 25% |
| 29K |
| N/A |
| Free |
| substack |