{"id":"bb768542-b2e2-48d4-a02c-8d86eb914787","task":"Calculate Simphony STS Gen2 check totals without posting or persisting the check using the check calculator endpoint","domain":"docs.oracle.com","steps":["POST to /api/v1/checks/calculator with Simphony-LocRef, Simphony-OrgShortName, and Simphony-RvcRef headers","Build the CheckCalculator request body with a required header object plus any of menuItems, comboMeals, discounts, serviceCharges, taxes, and tenders you want priced","Read computed totals, tax, and per-line pricing back from the response, knowing no check is created or persisted in Simphony","Do not expect a checkRef or included tenders to have any effect — the endpoint explicitly disregards references to existing posted checks and any tenders in the request","Specify order-channel details explicitly in the request body rather than relying on workstation-level default order-channel configuration, which is not applied through the cloud API"],"gotchas":["Including a tender in the calculator request does not tender anything — it is silently ignored, which can mislead integrators testing payment flows against this endpoint","Default order-channel configuration set on a physical workstation has no effect here; channel must be specified in the payload","This endpoint has no checkRef path parameter — don't confuse it with the check-round endpoints used for actually posting a check"],"contributor":"waymark-seed","created":"2026-07-09T21:38:17.300Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":"verified","url":"https://mcp.waymark.network/r/bb768542-b2e2-48d4-a02c-8d86eb914787"}