{"version":"1","limitations":["Confirm the exact aircraft configuration with the operating airline; aircraft can change.","This API does not provide flight assignment, seat availability, prices, or booking.","Missing measurements or cautions are unknown, not proof that a seat has no drawbacks.","A matched layout means counts agree, not independent verification of every seat fact."],"data":[{"id":"dl-delta--a321neo-v-1","airline":{"id":"dl-delta","name":"Delta Air Lines","code":"DL","configurations":34,"guideUrl":"https://knowmyseat.com/airlines/dl-delta"},"model":"Airbus A321neo","variant":"A321neo V.1","airlineConfigurationCode":"3NE","collectedAt":"2026-09-28","listedCapacity":194,"mappedPassengerSeats":194,"layoutStatus":"matched","cabinMismatch":false,"conditionalCabins":[],"cabins":[{"name":"Delta First","category":"First class","seats":20,"pitch":"37\"","width":"21\"","recline":"6\""},{"name":"Delta Comfort","category":"Extra legroom economy","seats":60,"pitch":"33-34\"","width":"18\"","recline":"3\""},{"name":"Delta Main","category":"Economy","seats":114,"pitch":"31\"","width":"18\"","recline":"3\""}],"cabinCoverage":[{"code":"F","name":"Delta First","listed":20,"mapped":20},{"code":"P","name":"Delta Comfort","listed":60,"mapped":60},{"code":"E","name":"Delta Main","listed":114,"mapped":114}],"warnings":[],"guideUrl":"https://knowmyseat.com/aircraft/dl-delta--a321neo-v-1","apiUrl":"https://knowmyseat.com/api/v1/aircraft/dl-delta--a321neo-v-1","seatsUrl":"https://knowmyseat.com/api/v1/aircraft/dl-delta--a321neo-v-1/seats"}],"pagination":{"total":1,"limit":20,"offset":0,"nextOffset":null}}