An AI email assistant built to scratch the founder's own itch passed $10,000 MRR
Elie Steinbock wanted an assistant without paying thousands a month for one.
Subject: Inbox Zero (Elie Steinbock)Subscription AI email assistant

Case Overview & Background
Elie Steinbock spent too much time on email while running a previous business. He built Inbox Zero, an AI executive assistant that organises email, drafts replies and helps users reach inbox zero, and reports $10K+ MRR.
How AI Is Used
Step-by-Step Process
Built the assistant he wanted.
At first there were no competitors.
Now focuses on a niche as competitors arrive.
Customer Acquisition & Distribution
Limitations, Risks & Failure Modes
What may not apply to you, and what could go wrong:
- Self-reported
- Many competitors now
- Email access raises privacy expectations
Key Takeaways
- Your own pain can be a product
- Early entry helps but niche focus keeps you
- AI assistants can replace costly human help
Sources
Indie Hackers: Carving out a small niche in a big market and bringing in $10k+ MRR
Note: Interview by James Fleischmann.
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