Author
Oleg Ivanov
Co-founder & CEO, Fluenta
Oleg is co-founder and CEO of Fluenta. He spent the last decade shipping products across fintech, commerce, and AI tooling, and now leads Fluenta's work scoring startup ideas against 25 live market and social data feeds.
Editorial standards
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Articles by Oleg Ivanov
Validation
How to Validate a SaaS Idea in 2026 (Without Asking Your Friends)
Most validation advice is therapy. This is the only sprint that kills your idea with money — a 6-stage, 72-hour framework for solo & small-team founders, built on commitment signals from strangers. CB Insights-grade data, CEO-authored.
Founder Playbook
Customer Discovery Playbook: 12 Interview Scripts (2026)
12 customer discovery scripts tested across 47 founder interviews. Copy-paste ready. The exact questions that surface real demand vs polite lies.
Validation
TAM Explained: How to Calculate Total Addressable Market (2026)
TAM, SAM, SOM in plain English, triangulated with three methods and published as a range. Worked example from a 2.4-cent Fluenta run on an anonymized AI tool.
Traction
Pre-Seed Funding Playbook: How to Raise Your First $250K (2026)
The 8-week path 12 founders used to reach $250K pre-seed. LOI templates, 409a primer, warm-intro tracker. No cold-DMing 200 VCs.
Validation
The ChatGPT-Cofounder Era Is Ending. Here's What Replaces It.
Why LLM-recommended startup ideas got measurably worse in 2026 — the structural mechanism, the Q2 data, and the six-signal alternative every founder can run before lunch tomorrow.