{"version":"1.0","type":"card","id":"dbf2f3b8-e212-4256-859d-c55f239ac0ec","url":"https://stacklist.com/card/dbf2f3b8-e212-4256-859d-c55f239ac0ec","title":"Firebird 1 XP-21","source_url":"https://www.autoevolution.com/news/firebird-1-xp-21-gms-audacious-1950s-jet-powered-fighter-jet-inspired-concept-car-169016.html","note":"The Firebird 1 XP-21 is basically a jet fighter for the road—literally. Built by General Motors in 1953, this turbine-powered concept car looked like it was ready for takeoff, complete with a bubble canopy, needle-like nose, and tail fins. While it wasn’t exactly practical (or street-legal), it was GM’s bold vision of a jet-powered automotive future that never quite took off.\n","image":{"url":"https://ucarecdn.com/f42e6be3-2f37-47db-9c4b-7d96ea25bddb/","alt":"Firebird 1 XP-21","width":1200,"height":630},"stack":{"id":"011b78a0-17ac-4620-80d6-c368503f0e8f","title":"Weird Cars That Actually Exist (And We Can’t Believe They’re Real)","url":"https://stacklist.com/stack/011b78a0-17ac-4620-80d6-c368503f0e8f"},"created_at":"2025-03-26T02:49:29.433Z","updated_at":null,"aco":{"summary":"The website article is about the General Motors Firebird 1 XP-21, a jet-powered concept car from the 1950s. It discusses the car's design, engine, performance, and history, including its development, testing, and public debut.  The article highlights the car's innovative use of a turbine engine, its futuristic styling, and its place in automotive history. \n","tags":[],"key_entities":[],"classification":null,"language":null,"confidence":null,"provenance":null,"token_counts":{"approximate":101},"content_hash":null,"acp_version":"0.2","body_available":false,"body_tokens":0,"visibility":"public","agent_accessible":true,"status":"final"},"_links":{"self":"/api/public/card/dbf2f3b8-e212-4256-859d-c55f239ac0ec.json","html":"https://stacklist.com/card/dbf2f3b8-e212-4256-859d-c55f239ac0ec","md":"/api/public/card/dbf2f3b8-e212-4256-859d-c55f239ac0ec.md","stack_json":"/api/public/stack/011b78a0-17ac-4620-80d6-c368503f0e8f.json"}}