Docs · Guides & docs
Workflow evaluations
Explore published task evaluations.
Open evals.typesafe.ai ↗How builders describe it
Published eval methodology and per-model results for System One workflows.
Accuracy, cost and time per case for four workflows, by model.
Published evaluations of four automation workflows, security incidents, agent trace observability, invoice processing, and customer service, comparing Jev and frontier LLMs as structured workflows versus single prompts.
The decision Jev makes
Where to start: the quickstart, the decision primitives and the patterns.
Where it fits
The official starting points plus the best explainers, videos and articles about Jev and RLCD. All 342 guides & docs projects →
Related projects
Guides & docsjev-docs-CNJev 模型 官方说明（TypeSafe），中文文档，中英文，最新版本，持续迭代.GitHub · ★ 1 · ninggGuides & docsDiogo Almeida - Founders You Should KnowA TypeSafe media profile of co-founder and CEO Diogo Almeida, framed around why some AI applications over-promise while capable models can still…Site · TypeSafe AIGuides & docsHow Jack & Jill Cut Candidate Screening Costs By 88% With…A TypeSafe case study of a talent marketplace that swapped Gemini 3.1 Flash Lite for Jev in candidate matching: 88% lower cost, about twice as fast,…Guide · TypeSafe AIGuides & docsJev for QAKatalon's guide to Jev in software testing: where bounded judgments help QA, why deterministic assertions stay first, the documented weak spots that…Guide · Joe SturgessGuides & docsJev on Product HuntThe Product Hunt listing for Jev: ranked second product of the day on 21 September 2026 with roughly 556 upvotes and a 5.0 rating, filed under API,…Guide
Guides & docsMastering TypeSafe Jev (book code)Companion source for the Mastering TypeSafe Jev book: mini-projects and a capstone that teach decision-engine patterns with TypeSafe Jev and open…GitHub · udooz