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jev-valley

Sarthak8696/jev-valley

Valley simulation where every animal's action is a Jev decision.

Automated README summary

Automatically summarized from the README on 25 Oct 2026; not a run by jevbooks. Run instructions and author-reported outcomes still need verification.

What it is

A 3D simulated valley of rabbits, deer and wolves where each animal's hourly action is chosen by Jev rather than scripted, with a live browser viewer, replay files and benchmark tooling for Python 3.11+.

How it uses Jev

Each valley hour, every animal sends Jev a Choice question over its state (hunger, thirst, nearby animals) to pick its action, plus Score questions (alertness, prey weakness, chase effort) and Noul questions (breeding, whether a wolf attacks). Returned probabilities drive behaviour; low confidence can freeze an animal, and any failed call stops the run.

Primitives:choicescorenoul

Technique worth stealing

Score the model's extra answers against ground truth and treat low confidence as hesitation rather than guessing.

Try it

export TYPESAFE_API_KEY, then python -m valley live --seed 7 --days 2 --open

View on GitHub

Start using Jev: API key and your first request →

Model judgments from README excerpts

Project signals use repository metadata, an existing summary and the first 700 README characters, not the full project. “Not found” means not detected in that material; it does not establish absence. These are the original judgments with recorded models and dates, not source audits or run results.

Models & evaluation dates

Inclusion gate
jev-1.14.0
Project signals
jev-1.14.0
Category
jev-1.14.0
Pattern tags
jev-1.14.0

Evidence

These signals use repository metadata, an existing summary and at most 700 cleaned README characters. ≥ 0.60 means reported in that excerpt; ≤ 0.40 means not found there. The middle band is inconclusive. None is a source-code audit or a test result. The runnable-tool question excludes research experiments; the recommendation question asks for a learning shortlist, not a quality verdict.

  • Jev is core to the projectFound in material0.99
  • Shows a System One patternFound in material0.98
  • Describes handling uncertaintyFound in material0.97
  • Reports measured numbersnot found in the excerpt0.31
  • Is a runnable toolunclear0.46
  • Top-10 learning shortlist signalFound in material0.64
  • Is a replica of the modelnot found in the excerpt0.16
  • Solves a common problem (0–2)score on a 0–2 scale0.04 / 2
  • About JevFound in material0.99
Signals
Jev is core to the project0.99Shows a System One pattern0.98Describes handling uncertainty0.97Reports measured numbers0.31Is a runnable tool0.46Top-10 learning shortlist signal0.64Is a replica of the model0.1600.51Solves a common problem (0–2)0.04 / 2012

no-judgment band (0.40–0.60)

Design patterns
Fail open, fail closed0.92Flight recorder0.88Check-up0.60Blind review0.43Questionnaire0.42Grey zone0.2500.51

no-judgment band (0.40–0.60)

The Jev model and date for each judgment stage are listed above. Card written by DeepSeek V4.1 Flash from the README on 25 Oct 2026.