Kira Nakamura

@kira

AI engineer turning research papers into 5-minute videos. Built and sold a prompt pack to 2,000 strangers. Berlin → SF.

The Sunday newsletter

One short essay a week on how the AI sausage actually gets made. ~12k subscribers.

Read & subscribe — kiranakamura.substack.com

Free forever. Issue every Sunday morning, ~6 minutes.

How I'd evaluate an AI startup in 2026

Issue #57 — the most-shared one. Saved by 800 people.

Five eval mistakes I keep seeing

Issue #54. The piece every PM seems to read twice.