{"slug": "marble", "name": "Marble", "category": "ai", "category_name": "AI models and assistants", "description": "", "recommenders": 3, "commenters": 4, "warners": 1, "score": 1.622, "rising": -0.98, "first": "2025-11-12", "latest": "2025-12-27", "why": "If you want something different that is designed for levels, check out Marble by World Labs.", "why_is_quote": true, "has_verdict": false, "sentiment": {"recommend": 3, "neutral": 0, "compare": 0, "warn": 1}, "spark": [2, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0], "listed": true, "loved": [], "caveat": "", "short_quote": "If you want something different that is designed for levels, check out Marble by World Labs.", "icon": false, "domain": "worldlabs.ai", "github_repo": null, "official_url": "https://marble.worldlabs.ai", "pricing": "", "aliases": ["Marble"], "verdict": null, "praise": [{"label": "", "summary": "", "quotes": [{"id": 742454609, "item_id": 46403413, "url": "https://news.ycombinator.com/item?id=46403413", "by": "avaer", "date": "2025-12-27", "stance": "recommend", "quote": "If you want something different that is designed for levels, check out Marble by World Labs.", "excerpt": "It doesn't but it's pretty trivial to do if all you want is a pinholed mesh. I managed to one-shot it by mixing in the mesh exporter from https://github.com/Tencent-Hunyuan/HunyuanWorld-Mirror but at that point you might as well use HWM, which is slower but much better suited to the level design use case. Note that the results might not be as good as you expect, because this does not do any angled inpainting -- any d", "context": "", "use_case": "level design", "switched_from": "", "story": "Apple releases open-source model that instantly turns 2D photos into 3D views"}, {"id": 734591200, "item_id": 45911950, "url": "https://news.ycombinator.com/item?id=45911950", "by": "john_minsk", "date": "2025-11-12", "stance": "recommend", "quote": "This is great.", "excerpt": "This is great. Can I use it with existing scan of my room to fill the gaps? Not a random world Update - yes you can. To be tested.", "context": "", "use_case": "filling gaps in room scans", "switched_from": "", "story": "Marble: A Multimodal World Model"}, {"id": 734540720, "item_id": 45908795, "url": "https://news.ycombinator.com/item?id=45908795", "by": "keyle", "date": "2025-11-12", "stance": "recommend", "quote": "I'm floored. Incredible work.", "excerpt": "I'm floored. Incredible work. also check out their interactive examples on the webapp. It's a bit more rough around the edges but shows real user input/output. Arguably such examples could be pushed further to better quality output. e.g. https://marble.worldlabs.ai/world/b75af78a-b040-4415-9f42-6dd5b246b3a6 e.g. https://marble.worldlabs.ai/world/cbd8d6fb-4511-4d2c-a941-f4cec729a35d", "context": "", "use_case": "world model generation", "switched_from": "", "story": "Marble: A Multimodal World Model"}]}], "caveats": [{"label": "", "summary": "", "quotes": [{"id": 734597104, "item_id": 45912319, "url": "https://news.ycombinator.com/item?id=45912319", "by": "coolfox", "date": "2025-11-13", "stance": "warn", "quote": "seems anything to do with asteroids (or explosions I imagine) are blocked.", "excerpt": "this prompt seems to be blocked, \"Los Angeles moments before a 8mile wide asteroid impacts.\" others work but when I use that it's always 'too busy'. seems anything to do with asteroids (or explosions I imagine) are blocked.", "context": "", "use_case": "world generation from prompts", "switched_from": "", "story": "Marble: A Multimodal World Model"}]}], "who": [], "tags": [], "use_cases": ["level design", "world generation from prompts", "filling gaps in room scans", "world model generation"], "compared": [], "makers": [], "threads": [{"url": "https://news.ycombinator.com/item?id=45907541", "title": "Marble: A Multimodal World Model", "mentions": 3}, {"url": "https://news.ycombinator.com/item?id=46401539", "title": "Apple releases open-source model that instantly turns 2D photos into 3D views", "mentions": 1}], "sentiment_by_month": {"2025-11": {"recommend": 2, "warn": 1}, "2025-12": {"recommend": 1}, "2026-01": {}, "2026-02": {}, "2026-03": {}, "2026-04": {}, "2026-05": {}, "2026-06": {}, "2026-07": {}, "2026-08": {}, "2026-09": {}, "2026-10": {}}, "quotes": [{"id": 742454609, "item_id": 46403413, "url": "https://news.ycombinator.com/item?id=46403413", "by": "avaer", "date": "2025-12-27", "stance": "recommend", "quote": "If you want something different that is designed for levels, check out Marble by World Labs.", "excerpt": "It doesn't but it's pretty trivial to do if all you want is a pinholed mesh. I managed to one-shot it by mixing in the mesh exporter from https://github.com/Tencent-Hunyuan/HunyuanWorld-Mirror but at that point you might as well use HWM, which is slower but much better suited to the level design use case. Note that the results might not be as good as you expect, because this does not do any angled inpainting -- any d", "context": "", "use_case": "level design", "switched_from": "", "story": "Apple releases open-source model that instantly turns 2D photos into 3D views"}, {"id": 734597104, "item_id": 45912319, "url": "https://news.ycombinator.com/item?id=45912319", "by": "coolfox", "date": "2025-11-13", "stance": "warn", "quote": "seems anything to do with asteroids (or explosions I imagine) are blocked.", "excerpt": "this prompt seems to be blocked, \"Los Angeles moments before a 8mile wide asteroid impacts.\" others work but when I use that it's always 'too busy'. seems anything to do with asteroids (or explosions I imagine) are blocked.", "context": "", "use_case": "world generation from prompts", "switched_from": "", "story": "Marble: A Multimodal World Model"}, {"id": 734591200, "item_id": 45911950, "url": "https://news.ycombinator.com/item?id=45911950", "by": "john_minsk", "date": "2025-11-12", "stance": "recommend", "quote": "This is great.", "excerpt": "This is great. Can I use it with existing scan of my room to fill the gaps? Not a random world Update - yes you can. To be tested.", "context": "", "use_case": "filling gaps in room scans", "switched_from": "", "story": "Marble: A Multimodal World Model"}, {"id": 734540720, "item_id": 45908795, "url": "https://news.ycombinator.com/item?id=45908795", "by": "keyle", "date": "2025-11-12", "stance": "recommend", "quote": "I'm floored. Incredible work.", "excerpt": "I'm floored. Incredible work. also check out their interactive examples on the webapp. It's a bit more rough around the edges but shows real user input/output. Arguably such examples could be pushed further to better quality output. e.g. https://marble.worldlabs.ai/world/b75af78a-b040-4415-9f42-6dd5b246b3a6 e.g. https://marble.worldlabs.ai/world/cbd8d6fb-4511-4d2c-a941-f4cec729a35d", "context": "", "use_case": "world model generation", "switched_from": "", "story": "Marble: A Multimodal World Model"}]}