Vary: X-Catalog-Market
One URL, separate cached variants per request header.
Workers Cache stores a distinct variant for each X-Catalog-Market value. All variants share compatible tags so a products purge clears them together.
Variant metadata
MarketUnited States
Rendered at2026-08-11T05:45:56.400Z
Simulated work180 ms
Request header
curl -H "X-Catalog-Market: jp" https://your-worker.workers.dev/catalogMarket prices
| Item | Market price | Inventory |
|---|---|---|
| Latte kit | $32.00 | 18 |
| Desk mat | $44.00 | 9 |
| Notebook pack | $18.00 | 41 |
| Mini lamp | $58.00 | 7 |