build-with-jev SKILL.md skillA

build-with-jev from robert-botto/skipwatch is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add robert-botto/skipwatch/build-with-jev@git:20261017.19d598d

Pins git:20261017.19d598d in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
robert-botto/skipwatch
Path
examples/build-with-jev/SKILL.md
Versions recorded
1
Latest version
git:20261017.19d598d, committed Oct 17, 2026
Size
9,821 bytes
Repository stars
5
License
MIT

Builds an app that uses TypeSafe's Jev decision model through a coding agent such as Cursor, from getting an API key to a running demo. Use when the user wants to build something on the Jev API, for example "build an app with the Jev API", "set up Jev in my project", "use Jev to make fast decisions in my app", "improve my agent's memory with Jev". Not for apps that need a model to write text or code, or for training or fine-tuning a model.

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# Build an app on the Jev decision API with a coding agent

## What this does

You end up with a working demo app in which Jev makes the fast decisions (pick, classify, score, route) and plain code acts on its probabilities, built for you by a coding agent that has read the Jev docs. The steps come from a video tutorial that builds a voice-controlled browser and an improved agent memory system this way.

## Prerequisites

- Access to the TypeSafe console (waitlist at the time of the video, 2026-09-17).
- Cursor, or another coding agent that can read web docs and edit a project folder (as of the video).

## Procedure

1. Go to the TypeSafe website and join the waitlist, if you do not have console access yet.

   > go to typesafe.ai, their website here

   Expected: once let in, you can log into the console. [spoken 04:11]

2. In the console, open the API Keys tab and create a new key.

   ```
   TYPESAFE AI > API Keys
   ```

   Expected: the keys page at console.typesafe.ai/keys lists your new key. [on-screen 04:46]

3. Save the key in a local `.env` file in your project folder.

   > And then just go ahead and save your key somewhere in a local file so in your local.env file
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add robert-botto/skipwatch/build-with-jev@sha256:fb1a777a7e941510

The line at the top of this page pins the label git:20261017.19d598d, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_qqqn4tmdzh7fitk4.svg)](https://markdownregistry.com/a/art_qqqn4tmdzh7fitk4)

2 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 1 version of this file, committed on Oct 17, 2026.

versioncommittedcommitsizeaudit
git:20261017.19d598d latest2026-10-17 19d598d 9,821 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (9821 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

robert-botto/skipwatch · 5 stars · license MIT · pushed 2026-10-19 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_qqqn4tmdzh7fitk4
GET https://markdownregistry.com/api/v1/resolve?ref=robert-botto/skipwatch/build-with-jev
GET https://markdownregistry.com/api/v1/blob/fb1a777a7e941510f6da0c344df04259b5db9063d07f37c2c5e7cf5d35097305

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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