jevland

FROM A PROJECT TO A WORKFLOW

Build with Jev.

Practical walkthroughs for typed decisions, context selection and agent control. Original examples, official references and projects to explore.

GUIDE 01 · First integration · Python 3.10+

Connect Jev to your app →

Set up the Python SDK, make a typed routing decision and keep the result under your application's control.

You will build: A small script that returns a help topic, its probabilities and a review path for uncertain choices.

About 8 min · Reviewed · downloadable Python example

GUIDE 02 · Search & RAG · Python 3.10+

Select relevant context with Jev →

Score a small shortlist of passages, preserve their source IDs and pass selected evidence to your answering model.

You will build: A reusable selection step that returns ranked passages and an explicit empty-result path.

About 10 min · Reviewed · downloadable Python example

GUIDE 03 · First integration · Node.js 20+

Connect Jev with JavaScript and TypeScript →

Make a server-side structured decision with the official SDK, then check the response before your app uses it.

You will build: A downloadable Node script that chooses an export format and sends uncertain requests to review.

About 8 min · Reviewed · downloadable JavaScript / TypeScript example

GUIDE 04 · Agent control · Node.js 20+

Route the next step of an agent →

Let Jev choose a proposed next step, then apply an explicit allow, review or fallback policy before any tool runs.

You will build: A bounded decision step for a notes assistant, with a finite action set, a step budget and a minimal audit record.

About 10 min · Reviewed · downloadable JavaScript / TypeScript example

Looking for the ecosystem first? Start with official material and explainers →