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Dev Diary

Notes on building an AI companion.

Features7 Apr 2026
Why My AI Companion Only Talks About Work
General6 Apr 2026
Why I'm Building heyEvie

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Dev Diary

Notes on building an AI companion. Design decisions, mistakes, and what makes a character feel real.

Features7 Apr 2026

Why My AI Companion Only Talks About Work

A design failure hiding in plain sight - and the fix that makes Evie feel like a real person.

6 min read
General6 Apr 2026

Why I'm Building heyEvie

Hi, I'm JT. This is why I'm building heyEvie, and where I want to take it.

3 min read
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