Error Codes
Understand validation, availability, payment, fulfillment, and platform errors.
1
Read error payloads
Configure this step in the console, test it in sandbox, and promote it when your operational checks pass.
2
Retry idempotently
Configure this step in the console, test it in sandbox, and promote it when your operational checks pass.
3
Escalate support cases
Configure this step in the console, test it in sandbox, and promote it when your operational checks pass.
Production checklist
Validate credentials, enable required products, configure webhooks, verify settlement settings, and assign team roles.
checkout.ts
import { CrownRoute } from "@crownroute/sdk";
const client = new CrownRoute({
apiKey: process.env.CROWNROUTE_API_KEY,
environment: "sandbox"
});
const offers = await client.flights.search({
origin: "DXB",
destination: "LHR",
departureDate: "2026-07-18",
travelers: [{ type: "adult" }]
});
const booking = await client.bookings.create({
offerId: offers.data[0].id,
products: ["flight", "insurance", "esim"],
settlementWallet: "primary"
});