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firelex/jeff

View on GitHub ↗ ★ 1,596 Python

Millisecond decisions, any domain: a 0.8B open "System 1" model that picks between your options with calibrated probabilities. One base, swappable LoRA adapters, on your own hardware.

3 mentions on Hacker News by 2 people: 1 story, 2 comments · first 2026-09-28 · latest 2026-11-02

Mentions per year 3 mentions · busiest year 2026 (3)
20082026
  1. …Jeff v1.3 model, which is based on the same Qwen3.5-0.5B. Perhaps Astra will solve my problem. [1] https://github.com/firelex/jeff-code [2] https://github.com/firelex/jeff#benchmarks
  2. Any relation to https://github.com/firelex/jeff ?
    comment by evanjrowley · 2026-10-15 · in Jev meets the Trolley Problem
  3. ▲ 576
    Jeff – Jev-compatible 0.8B decision models, trained at home, ~30 ms
    story by firelex · 2026-09-28 · 231 comments