{"current_listings":[{"buy_url":"https://birkinbagstock.com/go/sands-luxury-9398591324440","currency":"USD","detail_url":"https://birkinbagstock.com/listing/sands-luxury-9398591324440","id":"sands-luxury-9398591324440","merchant":"Sands Luxury","price":28046,"title":"Herm\u00e8s Hac 40 Swift Toile H Canvas Black PHW"},{"buy_url":"https://birkinbagstock.com/go/959-deluxe-10423394992444","currency":"USD","detail_url":"https://birkinbagstock.com/listing/959-deluxe-10423394992444","id":"959-deluxe-10423394992444","merchant":"959 Deluxe","price":14500,"title":"Hermes Birkin 40 Craie Swift GHW"},{"buy_url":"https://birkinbagstock.com/go/avenue-tokyo-11103921832129","currency":"USD","detail_url":"https://birkinbagstock.com/listing/avenue-tokyo-11103921832129","id":"avenue-tokyo-11103921832129","merchant":"AVENUE TOKYO","price":11448,"title":"Hermes Birkin 40 Rose Dragee Swift Silver Hardware"}],"data_url":"https://birkinbagstock.com/data/price-history/birkin-40-swift.json","filters":{"leather":"Swift","size":40,"sort":"newest"},"generated_at":"2026-10-13T11:30:00.641819+00:00","history":{"change":0,"change_label":"$0","change_pct":0.0,"current_listings":3,"data_url":"/data/price-history/birkin-40-swift.json","direction":"flat","events":[],"first_date":"2026-10-11","first_median_price":14500,"first_median_price_label":"$14,500","history":[{"date":"2026-10-11","day":"20261011","max_price":28046,"max_price_label":"$28,046","median_price":14500,"median_price_label":"$14,500","min_price":11421,"min_price_label":"$11,421","sample":3},{"date":"2026-10-12","day":"20261012","max_price":28046,"max_price_label":"$28,046","median_price":14500,"median_price_label":"$14,500","min_price":11423,"min_price_label":"$11,423","sample":3},{"date":"2026-10-13","day":"20261013","max_price":28046,"max_price_label":"$28,046","median_price":14500,"median_price_label":"$14,500","min_price":11448,"min_price_label":"$11,448","sample":3}],"history_url":"/price-history/birkin-40-swift","label":"Birkin 40 Swift","last_date":"2026-10-13","last_median_price":14500,"last_median_price_label":"$14,500","methodology":"Spec history uses daily captured prices for the current visible cohort of live listings. The median series is descriptive asking-price intelligence, not an appraisal or completed-sale index.","observations":3,"sample_listings":3,"slug":"birkin-40-swift","status":"ok","summary":"Birkin 40 Swift median ask is unchanged since 2026-10-11."},"license":"Public citation dataset. Attribute BirkinBagStock.com and verify merchant prices before purchase.","slug":"birkin-40-swift","source":"BirkinBagStock.com","title":"Birkin 40 Swift \u2014 Live Inventory Across Verified Resellers","url":"https://birkinbagstock.com/price-history/birkin-40-swift"}