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Field notes archive.

Research notes, field reports and methodology pieces from the DeepFounder team.

Mercury 2: The Diffusion Language Model That Could Change How AI Agents Work

Mercury 2 generates text 5x faster than traditional LLMs using diffusion architecture. Here is what that means for AI agents and solopreneurs building with AI.

Kir Leshkevich · 4 min read Read

Why 90% of Startup Ideas Fail (And How to Beat the Odds)

Why 90% of Startup Ideas Fail (And How to Beat the Odds) Here's a harsh truth: Most startup ideas are solutions looking for problems. Entrepreneurs fall in love with their

Kir Leshkevich · 4 min read Read

5 AI Productivity Tools That Actually Work for Solopreneurs in 2026

The AI productivity revolution is here As a solopreneur in 2026, you're not just competing with other solo operators—you're competing with entire teams backed by venture capital.

Kir Leshkevich · 4 min read Read

NSDR: The Ultimate Recovery Protocol for Burnt-Out Entrepreneurs

What is NSDR (Non-Sleep Deep Rest)? If you're burning out from 80-hour weeks and three cups of coffee before noon, you need to know about NSDR. Non-Sleep Deep Rest is

Kir Leshkevich · 4 min read Read

Building Your AI Workforce: How Solopreneurs Scale with Digital Employees

The Rise of AI Employees We're not talking about chatbots anymore. In 2026, solopreneurs are building teams of AI agents that handle customer support, content creation, lead generation, and even

Kir Leshkevich · 3 min read Read

5 AI Tools That Replace Your Entire Marketing Team in 2026

A single founder with the right AI stack can outperform a 5-person marketing team. Here are the 5 tools that replaced my $17,500/month marketing department.

Kir Leshkevich · 5 min read Read

What is NSDR? The Complete Guide to Non-Sleep Deep Rest

What is NSDR? The Complete Guide to Non-Sleep Deep Rest Non-Sleep Deep Rest (NSDR) is a powerful relaxation protocol that's gaining massive attention in the wellness and productivity communities. Coined

Kir Leshkevich · 4 min read Read

No-Code vs Low-Code vs Code: Which Path for Your SaaS in 2026?

The Great Debate: No-Code, Low-Code, or Just... Code? Every week, someone in a startup community asks the same question: "Should I learn to code, use no-code, or go low-code?" The

Kir Leshkevich · 4 min read Read

Why 90% of AI Startups Will Fail in 2026 (And How Solopreneurs Win Instead)

VC-funded AI startups are burning through billions while solo founders quietly build six-figure businesses with zero employees. The math is brutally simple.

Kir Leshkevich · 1 min read Read

NSDR: The Ultimate Guide to Non-Sleep Deep Rest for Entrepreneurs

You're Not Tired — You're Depleted Here's a scenario every entrepreneur knows: it's 2 PM, you've been grinding since 7 AM, and your

Kir Leshkevich · 6 min read Read

AI Coding Agents in 2026: From Autocomplete to Autonomous Developer

The IDE Is Dead. Long Live the Agent. Two years ago, AI coding meant autocomplete on steroids. GitHub Copilot would suggest the next line, and you'd hit Tab. Revolutionary at

Kir Leshkevich · 6 min read Read

The 0M One-Person Empire: How Aaron Levie Built Box Before Y Combinator

A Dorm Room, a Credit Card, and Blind Confidence In 2004, Aaron Levie was a 19-year-old sophomore at USC with a problem: he needed to share files with his classmates, and every

Kir Leshkevich · 4 min read Read