kian — LessWrong

rlvrbook.com

I've been working on a mini-book on RLVR for the past few weekends, sharing the v0 now: https://rlvrbook.com Please check it out!

Apr 204

building sqlite with a small swarm

tl;dr I tasked Claude, Codex, and Gemini to build a SQLite-like engine in Rust. * ~19k lines of code. * Parser, planner, volcano executor, pager, b+trees, wal, recovery, joins, aggregates, indexing, transaction semantics, grouped aggregates, and stats-aware planning all implemented. * 282 passing ai-written unit tests (this project certainly fails...

Feb 167

Building a Regex Engine with a team of parallel Claudes

I show two parallel Opus 4.6 agents build a fully functioning Rust regex engine after ~1,273 Claude sessions and 1.7K lines of code. As I do not have the resources to build a c-compiler like is done in the original work by Carlini, the next task I am tackling is...

Feb 112

Kredit Grant

I have $5,710 in OpenAI/Anthropic credits which I am giving away, please apply here if interested. Feel free to email me if you have questions, deadline is 31/01/2026.

Jan 215