Blog

• 2026-09-26

  How to call the Jev API from curl, Python and JavaScript

  A first /v1/systemone request you can paste into a terminal and then into an app.

• 2026-09-26

  Put a typed guardrail in front of an agent tool call

  Ask Jev whether a proposed tool call matches the user and how destructive it is, then let your code decide.

• 2026-09-26

  Jev vs asking an LLM for JSON

  Why a decision model and a language model are not interchangeable.

• 2026-09-26

  From playground to production in one afternoon

  Validate a decision in the browser, then point your service at the same JSON.

• 2026-09-26

  How JEV Gateway credits work

  One-time packs, no expiry, and the formula behind a request.

• 2026-09-26

  What the playground actually hits

  The free playground is the real model, with a daily cap and no credit charge.