Monthly and weekly recaps of the Sutro Group, an energy-efficient-AI study group. Every claim traces back to a source.https://cybertronai.github.io/enhttps://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-06-08/https://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-06-08/Monday's session takes up Tilde's two-matrix update, learning-rotations ships, and the week's thesis becomes multiplicative updates.Mon, 08 Jun 2026 12:00:00 GMThttps://cybertronai.github.io/SutroAlmanac/recaps/2026-06/https://cybertronai.github.io/SutroAlmanac/recaps/2026-06/The cross-entropy track lands, nakaprop gets its name, the caffeine benchmark forms, and the month's thesis becomes equation solving with multiplicative updates.Mon, 01 Jun 2026 12:00:00 GMThttps://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-06-01/https://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-06-01/The cross-entropy track lands in wikitext, the fixed-backward method gets a name, and a minimal optimizer benchmark called caffeine starts to form.Mon, 01 Jun 2026 12:00:00 GMThttps://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-05-25/https://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-05-25/Yad packages the auto-research loop into a reusable dispatcher kit, and the wikitext thread debates predicting characters instead of probability distributions.Mon, 25 May 2026 12:00:00 GMThttps://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-05-18/https://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-05-18/The wikitext energy challenge picked up contributors and the CPU-versus-GPU question, while StackUnderflow got a closer look.Mon, 18 May 2026 12:00:00 GMThttps://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-05-11/https://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-05-11/Three energy challenges run in parallel as wikitext spins out into its own repo and a SutroYaro records-room split begins.Mon, 11 May 2026 12:00:00 GMThttps://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-05-04/https://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-05-04/Schmidhuber-problems shipped and the wikitext challenge split into two tracks. Sparse parity got a 50 percent target.Mon, 04 May 2026 12:00:00 GMThttps://cybertronai.github.io/SutroAlmanac/recaps/2026-05/https://cybertronai.github.io/SutroAlmanac/recaps/2026-05/Yad's wave-build swarms ship the hinton and schmidhuber catalogs, the lab spreads into four challenges, and wikitext opens a language-modeling front.Fri, 01 May 2026 12:00:00 GMThttps://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-04-27/https://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-04-27/Challenge #2 energy-efficient matmul opened, and the hinton-problems v1 catalog shipped all 53 stubs.Mon, 27 Apr 2026 12:00:00 GMThttps://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-04-20/https://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-04-20/A 7-issue parallel-agent sprint merged, and the ByteDMD floor-gap survey gave numbers to Yaroslav's question about how far current methods sit from the floor.Mon, 20 Apr 2026 12:00:00 GMThttps://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-04-13/https://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-04-13/ByteDMD becomes the primary metric, and Yad opens PRs to wire it into both repos.Mon, 13 Apr 2026 12:00:00 GMThttps://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-04-06/https://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-04-06/ByteDMD strict tracing lands and a NoProp experiment comes back negative. Plus the Ralph vs agent-teams thread.Mon, 06 Apr 2026 12:00:00 GMThttps://cybertronai.github.io/SutroAlmanac/recaps/2026-04/https://cybertronai.github.io/SutroAlmanac/recaps/2026-04/ByteDMD becomes the primary metric, Yad and Seth measure how far methods sit from the floor, and Yaroslav pivots to modeling energy directly.Wed, 01 Apr 2026 12:00:00 GMThttps://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-03-30/https://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-03-30/Sparse parity submission pipeline goes live and Yaroslav freezes the byte-level DMD metric.Mon, 30 Mar 2026 12:00:00 GMThttps://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-03-23/https://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-03-23/RL eval environment and agent infrastructure land, with DMD tracking rebuilt. Seth's GrokFast work merges.Mon, 23 Mar 2026 12:00:00 GMThttps://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-03-16/https://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-03-16/EGD lands and a new DMC leader hits 3,578. The SutroYaro repo goes public domain.Mon, 16 Mar 2026 12:00:00 GMThttps://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-03-09/https://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-03-09/Sutro launches challenge #1 sparse parity and agent-driven research goes public. The repo moves to cybertronai.Mon, 09 Mar 2026 12:00:00 GMThttps://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-03-02/https://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-03-02/Challenge #1 sparse parity work and the non-profit funding pitch both moved this week, alongside the project's first agentic run.Mon, 02 Mar 2026 12:00:00 GMThttps://cybertronai.github.io/SutroAlmanac/recaps/2026-03/https://cybertronai.github.io/SutroAlmanac/recaps/2026-03/SutroYaro is born, Yad's survey settles sparse parity with GF(2), and the metric shifts from ARD to data movement.Sun, 01 Mar 2026 12:00:00 GMThttps://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-02-23/https://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-02-23/A pitch-and-positioning week. The group mapped competitors and worked out fundraising governance, plus a first sparse parity benchmarking notebook.Mon, 23 Feb 2026 12:00:00 GMThttps://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-02-16/https://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-02-16/Energy-per-token thesis sharpens while makemore and pebble-game experiments push for a faster iteration loop.Mon, 16 Feb 2026 12:00:00 GMThttps://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-02-09/https://cybertronai.github.io/SutroAlmanac/recaps/weekly/2026-02-09/A theory-heavy week on compression and energy efficiency metrics. Plenty of debate on how Sutro should be framed.Mon, 09 Feb 2026 12:00:00 GMThttps://cybertronai.github.io/SutroAlmanac/recaps/2026-02/https://cybertronai.github.io/SutroAlmanac/recaps/2026-02/The group forms around one thesis, that AI training sits far above its energy floor, and starts hunting for a toy problem fast enough to iterate on.Sun, 01 Feb 2026 12:00:00 GMT