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Mehmet Semih Babacan @its_meseba
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Writing

Notes on agents, AI products, and the way software gets built when the tooling writes back.

LatestNotebook

From a Reel to a Pull Request: How I Use Scrollshelf

It has been immensely helpful for me, it is easy to use and to the point.

Sep 9, 2026/1 min read/12 views

August 2026

Aug 23, 2026

What a Time to Be Alive

My father had the internet. I have an agent in a terminal. I think we are feeling the same thing, one generation apart, and I wanted to write down what that feels like from the inside.

3 min read/ 13 viewsNotebook

Aug 22, 2026

I Read DeepSeek's Agent Harness So You Don't Have To

DeepSeek open-sourced the program that wraps its model. The interesting decisions are all in that program, not in the model, and they are the same decisions you are about to make in your own AI product.

10 min read/ 27 viewsAI Product Sense

March 2026

Mar 8, 2026

Why I treat agent orchestration as a distributed systems problem

RuFlo bets that coordinating many agents is a systems problem, not a prompt problem. I think the bet is right, and I also think most teams reach for it two months early.

8 min read/ 22 viewsAgentic Coding

Mar 6, 2026

My agents are all logging in as me

Every agent I run authenticates with a human's credentials or a shared service account. The audit log records the wrong actor, and I don't think I'm unusual.

8 min read/ 11 viewsAgentic Coding

Mar 4, 2026

Get Shits Done, or how I stopped losing projects to context rot

Context rot is a memory problem, not a model problem. Here is the spec-driven loop I use to work around it as a solo builder.

8 min read/ 4 viewsAgentic Coding

Mar 4, 2026

Ralph Loop: The Night Shift You Don't Pay For

Something weird is happening in the repos of a small but growing group of developers. They're pushing commits at 3am, 4am, 5am, not because they're grinding through the night, but because they're asleep. Their agent isn't.

4 min read/ 13 viewsAgentic Coding

Mar 4, 2026

I Stopped Writing Prompts and Started Writing Identity Files

The people getting the best work out of coding agents aren't writing better prompts. They're writing SOUL.md, STYLE.md, SKILL.md. Here's the mechanism I think is actually doing the work, and the part of the idea I don't buy.

9 min read/ 20 viewsAgentic Coding

Mar 4, 2026

The best prompting I've seen doesn't trust the model at all

Jesse Vincent's Superpowers turns prompts into files with rules. I opened the copy installed on my machine and read every line.

9 min read/ 22 viewsAgentic Coding

January 2026

Jan 11, 2026

Smaller Models, Superior Performance: The Gemini Flash Inversion

Gemini 3 Flash outperforms Gemini 3 Pro on coding benchmarks while costing 75% less and running 3x faster. This counterintuitive result reveals how knowledge distillation inverts model hierarchies and what it means for agentic development workflows.

17 min read/ 34 viewsAgentic Coding

Jan 10, 2026

Portable Agentic Skills: When Developer Preferences Become Configuration Files

Claude Code has the best agentic experience but costs ~$1k/month for heavy use. I built a Claude Skills-compatible system for Antigravity that makes AI coding preferences portable across platforms.

3 min read/ 9 viewsAgentic Coding

Jan 6, 2026

Native App Development Returns When Labor Costs Collapse

Cross-platform frameworks solved expensive labor. When AI makes labor cheap, the abstraction overhead remains but the savings vanish. Native is coming back.

7 min read/ 22 viewsAgentic Coding