# Lab

A running notebook of things I want to try, things I’m working on, and things I’ve set aside. Some make it into finished projects.

Newest ideas first, dated from when they began.

- GPT-2, but better — Building on Karpathy’s GPT-2 reproduction. (idea, since Sep 19, 2026)
- FrameFT experiments — Exploring FrameFT. (done, landed Sep 19, 2026, finished Oct 15, 2026) — https://arjunsahlot.com/writing/playing-around-with-frameft
- notes/tools collection — A growing collection of notes and tools. (in progress, since Sep 19, 2026)
- Twynd — A new way to learn concepts through voice. (archived, since Jul 15, 2026)
- Tool Use Bench — Tools a model has never seen before. (archived, since Jul 15, 2026)
- Diffusion maze solver — Pathfinding by denoising rather than search. (done, landed Jul 10, 2026, finished Sep 5, 2026) — https://arjunsahlot.com/projects#diffusion-maze-solver
- Figure It Out Bench — Reasoning that recall can't fake. (archived, since Jun 15, 2026)