ReferenceAsk
T

Jev

Jev, a decision model from TypeSafe.
model: "jev-latest"
TypeSafe·Released September 2026
Pricing
Input
$0.042 / 1M
Specifications
Context window
65,536 tokens
Released
September 2026
Use this model
const { answers } = await mindstudio.evaluateDecision({
  state: "Customer: My order never arrived. Cancel my account.",
  questions: {
    is_churn_risk: { type: "noul", instructions: "Is this customer likely to leave?" },
    category: {
      type: "choice",
      instructions: "What is this message about?",
      criteria: { shipping: "Delivery problems", billing: "Charges and refunds", other: null },
    },
  },
  decisionModelOverride: { model: "jev-latest" },
});
// answers.is_churn_risk.noul → probability 0..1
// answers.category.choice → 8, plus per-option probabilities