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Matthew Berman @TheMattBerman on x 3025 followers
Created: 2025-07-18 17:06:48 UTC
2/ Case Study #1: Tony Dinh (@tdinh_me)
Built TypingMind: A ChatGPT UI wrapper. Revenue: $170K/month (Apr 2025) from one-time upgrades.
The genius move? Started XXX% free (bring your own API key) → viral X threads hit 100K+ users → natural $39-$199 upgrades for advanced features.
XX engagements
Related Topics 100k $170kmonth open ai