First System One Model
Hosted in the EU

const response = await fetch("https://eu-jev.com/v1/systemone", {
  method: "POST",
  headers: {
    "Authorization": "Bearer YOUR_API_KEY",
    "Content-Type": "application/json"
  },
  body: JSON.stringify({
    model: "eu-jeff-latest",
    state: "I was charged twice. Can I get a refund?",
    questions: {
      team: {
        type: "choice",
        instructions: "Which team should handle this?",
        criteria: {
          billing: "Payments, invoices, and refunds",
          support: "Technical issues and bugs"
        }
      }
    }
  })
});

if (!response.ok) throw new Error(await response.text());
const { answers } = await response.json();
console.log(answers.team.choice); // "billing"