A 1980s expert system on Lisp and Jev

An old idea worth another look: a classic rule-based expert system, with Jev answering its questions.

@sheherenow_·X·Sep 22, 2026

jevgrep: a research agent CLI for coding agents

Jev collects the context so your coding agent doesn't have to. The author reports 40% lower agent cost, verified on SWE-bench.

@dzhng·X·09.26

Beacon gathers sessions from Codex, Claude Code, Cursor and 20+ harnesses; Jev picks the runs worth turning into reusable skills.

A cache-aware router that uses Jev to pick the model and reasoning effort for each request, balancing quality, speed and cost.

By Lyzr: edit the state and questions live, and compare Jev with OpenAI models side by side on speed and cost.