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Availability API Release Notes

This page lists public-facing changes to the Availability API — response-schema additions, query-parameter changes, and behavior changes tied to documented fields. Backend-only improvements (performance, infrastructure, security hardening) and permission-gated features that are not documented on the public page are not listed.

Back to Availability API.

2026

  • 2026-05-19 — disableTransfer flag added to the Ticket Inventory and Seat Availability response.

2025

  • 2025-09-08 — Un-mapped attractions now included in the attractions array on the Get Event Inventory response.
  • 2025-01-30 — transfer object added (eligible, explanation) to event responses.

2024

  • 2024-06-17 — events query parameter added to Get Event Inventory (filter by comma-separated universal or legacy event IDs).

2023

  • 2023-07-17 — allInclusivePricing flag added to the Availability response.
  • 2023-05-17 — universalVenueId added to the response.
  • 2023-03-07 — attractions array (with id) added to the Get Event Inventory response.

2022

  • 2022-09-20 — Get Event Inventory now includes offer description.
  • 2022-05-03 — Enabled ticket types are blocked when the event is canceled.

2021

  • 2021-02-03 — sellableQuantities exposed on offers.

2020

  • 2020-04-07 — restrictedPayment flag added to offers.
  • 2020-02-18 — safeTixEnabled flag added to event responses.
  • 2020-01-29 — attributes array added to inventory entries.
  • 2020-01-14 — Pagination added to Get Event Inventory (page, limit).
  • 2020-01-08 — serviceFeeRollup and facilityFeeRollup flags added to the response.

2017

  • 2017-10-17 — currentTicketLimit now mirrors eventTicketLimit for GA sections.