nicobrenner/jeffy
View on GitHub ↗ ★ 120 Python
Pretrained text classifiers you can run and retrain on CPU
15 mentions on Hacker News by 1 person: 1 story, 14 comments · first 2026-10-03 · latest 2026-10-25
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…out, and got an LLM (Opus 5) to label them, then trained a logistic regression classifier (Jeffy http://github.com/nicobrenner/jeffy ) on the resulting set Got the same accuracy and f1 from the Opus-label dataset than the original one (I…
comment by nico · 2026-10-25 · in A 10-year-old CNN outperforms frontier LLMs for skin cancer diagnosis -
…you for putting it together and sharing the data Would you mind adding Jeffy to your benchmark? https://github.com/nicobrenner/jeffy https://jeffyclassify.com/blog/when-llms-fail-at-classificat...
comment by nico · 2026-10-15 · in Jev meets the Trolley Problem -
…adapt it to run on the browser: http://jeffyclassify.com/blog/mind-reader/ It's also open source, https://github.com/nicobrenner/jeffy it's in the roadmap to build something for the browser. Do you want to take a stab at it and submit a PR?
comment by nico · 2026-10-15 · in We’re releasing Jev 1.14.0 along with experimental features for dreamers -
…that you can run (and train) on CPU, try out Jeffy: https://jeffyclassify.com/ On GitHub: https://github.com/nicobrenner/jeffy
comment by nico · 2026-10-11 · in Build your own decision model -
…tasks; from labeling email, all the way to playing Doom[2] [0] https://jeffyclassify.com/ [1] https://github.com/nicobrenner/jeffy [2] https://playground.jeffyclassify.com/#doom
comment by nico · 2026-10-10 · in Typesafe AI raises $870M at $7.5B -
…to even playing Doom * https://jeffyclassify.com/ * https://playground.jeffyclassify.com/#doom * https://github.com/nicobrenner/jeffy
comment by nico · 2026-10-09 · in Typesafe AI raises $870M at $7.5B -
…local classifier models which run and train on CPU (they can classify text, but also play doom): https://github.com/nicobrenner/jeffy
comment by nico · 2026-10-09 · in Ask HN: Are you a subscribed LLM or a locally deployed open-source model? -
…models/classifiers? I trained some to do some interesting things, including playing doom: https://github.com/nicobrenner/jeffy I’ll try training one for this benchmark, seems like fun
comment by nico · 2026-10-09 · in Show HN: Jevman – AI decision models play Pac-Man -
…https://playground.jeffyclassify.com/ Local classifier models that run and train on CPU, GitHub: https://github.com/nicobrenner/jeffy
comment by nico · 2026-10-09 · in Ask HN: What do you run on a $5 VPS that's worth keeping online 24/7? -
…a playground where you can test the models: https://playground.jeffyclassify.com Github repo: https://github.com/nicobrenner/jeffy
comment by nico · 2026-10-08 · in Pretrained Classifiers. CPU Only -
…https://playground.jeffyclassify.com * Jeffy home: https://jeffyclassify.com * GitHub repo: https://github.com/nicobrenner/jeffy/stargazers
comment by nico · 2026-10-08 · in Show HN: Local pretrained classifiers, GPU not needed -
…language? Btw, would love your opinion on this: pre trained classifiers that run and train on CPU https://github.com/nicobrenner/jeffy
comment by nico · 2026-10-07 · in Strands Decider 2B: a small, open-source, decision model -
…performance (ie. lower latency on the requests) if you run it locally (pip install jeffy-classify / GitHub: github.com/nicobrenner/jeffy)
comment by nico · 2026-10-05 · in Text classifiers in 51 languages that run on your CPU -
Author here. Jeffy is on GitHub: https://github.com/nicobrenner/jeffy I'm aggregating classifiers and creating a demo/playground/catalog for them What other tasks, classifiers, demos would you like to see there?
comment by nico · 2026-10-04 · in Jeffy playground – play with classifiers you can pip install and run on CPU -
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Show HN: Local pretrained classifiers, GPU not neededstory by nico · 2026-10-03 · 7 comments