AwesomeJev.

Awesome Jev

Papers, models, datasets, and tools for typed decisions.

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103 / 103 RESOURCES

DIRECT LINKS · CLEAR PROVENANCE
PapersPreprint · author-reported

Typed Decision Models on Tabular Data

Zhang, Ye & Zha · 2026-10-14 · v1

Tests classification and verification under content-preserving table rewrites across three task families; confidence can flag instability without proving correctness.

PapersPreprint · author-reported

A decision-model architecture exploring null handling, option permutations, scaling, and caching. Its design is Jeva’s, not Jev’s disclosed internals.

PapersPreprint · author-reported

Same Attack, Different Judge

Li et al. · 2026-10-13 · v1

A controlled adversarial comparison of Jev, LLM judges, and purpose-built safety classifiers.

PapersPreprint · author-reported

Jev in Medicine: A Benchmark Evaluation

Madrid-García & Merino-Barbancho · 2026-10-10 · v4

Preliminary medical-benchmark evaluation of Jev 1.13 reports task-dependent accuracy, calibration and weak unanswerable-question detection; it does not establish clinical deployment validity.

PapersPreprint · author-reported

Optimizes context additions around unchanged questions and options in four decision systems; results concern initially correct decisions, and human validity checks cover a sampled subset of successful attacks.

PapersPreprint · author-reported

Turkish typed-decision evaluation reports decision quality, Brier-based probability quality and risk–coverage alongside input probes; most labels are AI-derived, and the lab’s model used feedback from earlier test results.

PapersPreprint · author-reported

AnyJev Technical Report

Zhang et al. · 2026-09-30 · v1

Training-free decision readout with label-prior and option-order correction.

PapersPreprint · author-reported

Bongard: Training Machine Intuition

Ding, Jin & Ji · 2026-09-30 · v1

Shared evidence encoding and candidate-probability readout, trained with representation and action-outcome feedback.

PapersPreprint · author-reported

JevAdvBench

Hu et al. · 2026-09-25 · v1

A black-box adversarial benchmark. A changed decision is not necessarily an incorrect decision.

PapersPreprint · author-reported

From Text Decisions to Pixels

Zhou et al. · 2026-09-24 · v1

A Jev-style visual-choice study separating adaptation gains, candidate-readout validity, and calibration limits.

PapersPreprint · author-reported

An independent visual decision architecture shares image context across batched questions using an LM-head readout; warm amortized speedups trade higher peak memory, while accuracy gains concentrate on trained task families.

PapersPreprint · author-reported

this-that-model-1.0

Cheng et al. · 2026-09-20 · v1

An open typed-decision model using hidden-state readout. The abstract reports a small external comparison.

ModelsPublisher model card

ufakzeka-karar

ufak AI · Apache-2.0

Turkish typed-decision checkpoint with shipped temperature scaling. Its card flags test-informed training and worsening support-task calibration; benchmark results are not blind.

ModelsPublisher model card

Jeva-4B

Jeva authors · license not declared

Author checkpoint with backbone, adapter and decision-head files. The inspected card declares no model license; weights have not been loaded or tested by this project.

ModelsPublisher model card

Laya

convaiinnovations · Apache-2.0

An encoder-based decision family with English, multilingual, and workflow-specific checkpoints.

ModelsPublisher model card

Kev-4B

Jared Palmer · Apache-2.0

A Qwen3.5-4B-Base LoRA adapter and pointer head for decisions over documents and typed questions.

ModelsPublisher model card

Bespoke Nimble 9B v3

Bespoke Labs · CC BY-NC 4.0

A Qwen3.5-9B LoRA adapter returning candidate probabilities. Released under a noncommercial license.

ModelsPublisher model card

Intern-Decision-4B

InternLM · Apache-2.0

A decision-tuned Qwen checkpoint with a structured inference wrapper and image support.

ModelsPublisher model card

Perplexity Decider v1.1 27B

Perplexity · Apache-2.0

A separate decision readout and saved calibration temperature. Follow the card’s attention-mode and access notes.

ModelsPublisher model card

GLiNER2.5-Decide

Fastino · Apache-2.0

A 340M English classifier with runtime label sets and single-label or multi-label decisions.

ModelsPublisher model card

d3

vLLM Semantic Router · Apache-2.0

A text, image, and video decision model with Choice, Yes/No, and Score outputs.

ModelsPublisher model card

Clef

Cloudflare · Apache-2.0

A multimodal model with a joint schema head, returning probabilities over allowed answers.

ToolsOfficial

TypeSafe Python SDK

Python · MIT

The official sync and async client for typed Jev questions and answers.

ToolsOfficial

TypeSafe JavaScript SDK

TypeScript / JavaScript · MIT

The official JavaScript client with answer types inferred from your questions.

ToolsOfficial

System One Adapter

Python · MIT

Compare LLMs through the same question interface, with probability outputs and request diagnostics.

ToolsOfficial

TypeSafe Agent Skills

Coding agents · MIT

Official guidance for coding agents building with the System One API.

ToolsOfficial

TypeSafe Public Examples

Cookbooks & demos · MIT

Source code accompanying official documentation, demos, and cookbooks.

ToolsOfficial

TypeSafe for n8n

Workflow integration · MIT

TypeSafe-maintained nodes for adding typed decisions to n8n workflows.

DatasetsOfficial

evalsafe-customer-service

TypeSafe · WorkflowEvals

Official dataset for the customer-service workflow evaluation.

DatasetsCommunity resource

Bekko System One Dataset v0

hotchpotch · Training mixture

A community training mixture for System One-style decision models. Read the card for its composition and usage conditions.

EvaluationsOfficial

JevAdvBench analysis and evaluation code

MIT code · CC BY-NC 4.0 data

Recorded-response analysis and new API evaluations use identical-input reruns as a control. Most labels are model-derived; this project has not executed the analyses.

EvaluationsOfficial

Reading Right, Acting Wrong — diagnostic dashboard

Li, Krishnan & Padman · author report

Interactive factual-probe and action-decision diagnostics. The current report covers 22 systems, distinct from the fixed paper’s 18; it is not a verified code or data release.

EvaluationsCommunity resource

Jev Decision Index

Hugging Face · community

A community index of decision models and evaluations. Full rankings include private tests.

EvaluationsOfficial

Workflow Evals

Interactive evaluation explorer

Inspect four structured workflows. Scores measure agreement with model-generated references.

EvaluationsOfficial

WorkflowEvals — Code

Python · Apache-2.0

The official evaluation runner, workflow definitions, scoring, and plotting tools.

EvaluationsOfficial

WorkflowEvals — Datasets

Hugging Face · four datasets

Published cases, model-generated references, and recorded runs for inspecting reproducibility.

EvaluationsIndependent evaluation

Artificial Analysis Decision Index

Artificial Analysis · Methodology v1.0

External evaluation of classification, tool calling, knowledge and reasoning. The suite includes private questions.

EvaluationsAuthor-reported evaluation

Entagl: Jev vs Gemini workflow evaluation

Entagl Research · 2026-09-23

Author-run labeled decisions and workflow replays. Private customer cases limit public reproducibility.

GuidesOfficial

Introducing System One Models & Jev

TypeSafe · September 15, 2026

The launch article. A primary source for the provider’s design claims and their stated caveats.

GuidesOfficial

Confidence

Probability & routing

How confidence is derived from a distribution, and how it differs from probability.

GuidesOfficial

Jev 1.13 Jaggedness

Limitations · reviewed October 2, 2026

Documented limitations: numeric precision, long irrelevant context, adversarial inputs, and option-order sensitivity.

GuidesOfficial

Guardrails for LLMs

Official cookbook

Combine narrow risk questions with application rules for passing, reviewing, or blocking content.

GuidesOfficial

SDE cascade

TypeSafe · Official cookbook

Check inexpensive extraction with per-field Jev questions before escalation; the walkthrough uses cached and illustrative outputs.

GuidesOfficial

Structure recovery

TypeSafe · Official cookbook

Restore Markdown structure through line-continuation and block-type decisions while code retains the original wording.

FoundationsBackground literature

SelectiveNet

Geifman & El-Yaniv · ICML 2019

Studies prediction with a reject option and the trade-off between coverage and risk.

FoundationsBackground literature

LMQL — Prompting Is Programming

Beurer-Kellner et al. · PLDI 2023

A programming-language approach to constrained language-model interaction.

FoundationsBackground literature

XGrammar

Dong et al. · 2024

Efficient grammar-constrained generation: a useful comparison point for typed outputs.

FoundationsBackground literature

DSPy

Khattab et al. · 2023

Declarative language-model programs and pipeline optimization.

FoundationsBackground literature

SGLang

Zheng et al. · NeurIPS 2024

Efficient execution of structured language-model programs.

Preprints report their authors’ findings; listing is not independent validation. Foundations provide context, not evidence of Jev’s internal architecture.

THE WIDER RESEARCH CORPUS

Follow the connections.

Mixed screening levels: editorial review, automated content screening, abstract checks, and metadata-only discovery. Inspect each entry’s label; inclusion is a research lead, not an endorsement.

Verification depthHow to read the labels
Editorially reviewed
Focused editorial inspection of core Decision Index sources. This label does not imply experimental reproduction.
Content screened
A public README, model card, or page passed automated relevance and substance checks. An arXiv landing page is an abstract, not a full-paper review.
Abstract checked
An abstract was screened through Hugging Face Papers or reconstructed from OpenAlex metadata. Retrieval of the original publisher page is not implied.
Metadata only
A source was discovered, but its content check did not pass. These entries are excluded from the checked-source total.
Browse the research corpus
SEARCHABLE SOURCE REGISTER

A SMALL, PRACTICAL START

One call.
Typed decisions.

Give Jev the context and a bounded question. Keep the next action in your code.

Read the official quickstart

Requires your own API key. This page makes no model calls. Confidence is a routing signal, not a correctness guarantee.

PYTHON / jev-1.13.0
pip install typesafe-sdk

Set TYPESAFE_API_KEY in your environment, then run:

from typesafe_sdk import Choice, TypeSafeClient

with TypeSafeClient() as client:
    result = client.system_one(
        model="jev-1.13.0",
        state="I was charged twice.",
        questions={
            "category": Choice(
                instructions="What is this ticket about?",
                criteria={
                    "billing": "Charges and refunds",
                    "technical": "Technical problems",
                    "other": "None of the above",
                },
            )
        },
    )

answer = result.choices["category"]
print(answer.choice, answer.confidence)

A LIVING COLLECTION

Good work belongs here.

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