Jev Playground

Try Jev in the playground — free, no signup

The Jev playground is the hosted template runner at /tools/: pick support triage, moderation, agent risk, and more; edit state; run a real decide. You get 5 anonymous real-API runs with no account. After that, sign in, buy a small prepaid pack, and create a jv_live_ key for POST /api/v1/decide.

Open playground templates →Is Jev free?

What you can try

Support triage — team, severity, escalate
Content moderation — allow / review / block
Command safety — ALLOW / CONFIRM / BLOCK for agent shell
Prompt injection guard — gate untrusted text

From playground to API

Every template mirrors production fields. When the anonymous trial is enough proof, follow get a Jev API key and the API docs. Pricing for prepaid packs: /pricing/.