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Marble by World Labs

Hacker Approved

The most recommended of 5 world models

Detailed, usable 3D environments for previz, set design and games. Common caveat: scenes break down when the camera moves far from the input view.

Detailed, usable 3D environments for previz, set design and games. Common caveat: scenes break down when the camera moves far from the input view.

35 people gave an opinion

recommend it
25
criticize it
10
approval share
71%
Each figure is one person. RecommendsCriticizes

Recommended in 6 of 13 months

  1. November 2025: recommended
  2. December 2025: recommended
  3. January 2026: recommended
  4. February 2026: not recommended
  5. March 2026: recommended
  6. April 2026: not recommended
  7. May 2026: not recommended
  8. June 2026: not recommended
  9. July 2026: recommended
  10. August 2026: not recommended
  11. September 2026: recommended
  12. October 2026: not recommended
  13. November 2026: not recommended (month in progress)

Why it carries the badge

  • 25 people recommend itNeeds 10 or more, met.
  • 2.5 recommenders for every criticNeeds 2 to 1 or better, met.
  • Recommended in 6 of 13 monthsNeeds 4 or more, met.

The same three rules apply to every product, and the badge can’t be bought. How the badge works

What people say about it

The reasons people give, with the number of comments that give each one. Open a reason to read what they said.

Why people recommend it

Each mark is one comment

  • Useful for games, previz and film

    “these are useful for video games, previz, and filmmaking”

    Comment from 29 Jan 2026 in “Project Genie: Experimenting with infinite, interactive worlds”

    “They're perfect for constructing consistent sets and blocking out how your actors and props are positioned.”

    Comment from 29 Jan 2026 in “Project Genie: Experimenting with infinite, interactive worlds”

    “Marble seems useful for lots of use cases - 3D design, online games, etc.”

    Comment from 13 Nov 2025 in “Marble: A Multimodal World Model”
  • Impressive, magical results

    “It's hard to appreciate how magical this is until you get beat up by traditional photogrammetry-based set acquisition”

    Comment from 25 Nov 2025 in “Marble by World Labs: Multimodal world model to create and edit 3D worlds”

    “It is the most impressed I've been with an AI experience since the first time I saw a model one-shot material code.”

    Comment from 14 Nov 2025 in “Why Fei-Fei Li and Yann LeCun are both betting on "world models"”

    “Thats totally insane and amazing.”

    Comment from 12 Nov 2025 in “Marble by World Labs: Multimodal world model to create and edit 3D worlds”
  • Works well for intended use

    “It works really well for what I want.”

    Comment from 18 Jul 2026 in “Google Earth Desktop Client to Be Retired in 2027”

    “The best I've seen so far is Marble from World Labs”

    Comment from 16 Dec 2025 in “SHARP, an approach to photorealistic view synthesis from a single image”

What people warn about

Each mark is one comment

  • Breaks down away from source view

    “If you deviate too far from the image viewpoint it breaks down, but it looks decent long enough to be very usable.”

    Comment from 13 Nov 2025 in “Marble: A Multimodal World Model”

    “the results are by far the best in the area shown in the image in the prompt, and quickly deteriorate beyond it”

    Comment from 13 Nov 2025 in “Marble: A Multimodal World Model”
  • Weak physical realism, limited interaction

    “"visually stunning" simulations from engines like Isaac Sim, MuJoCo, or world models like Marble often fail the moment they are deployed on real robotic hardware”

    Comment from 5 Mar 2026 in “SIPA: Auditing Physical Integrity in World Models and Robotics(Isaac SIM,Marble)”

    “the examples are all quite on-rails and seem to avoid interacting too much with stuff in the environment”

    Comment from 13 Nov 2025 in “Marble: A Multimodal World Model”

    “For being a "world" model, it doesn't seem to grasp physical space very well.”

    Comment from 13 Nov 2025 in “Marble by World Labs: Multimodal world model to create and edit 3D worlds”
  • 'World model' label seen as marketing

    “Calling this a “world model” feels more like marketing language than a meaningful technical distinction.”

    Comment from 15 Nov 2025 in “Marble: A Multimodal World Model”

    “This is more of a glorified image generator, a far cry from a "world model".”

    Comment from 13 Nov 2025 in “Marble: A Multimodal World Model”
  • Low mesh quality, skewed camera

    “the triangular meshes shown look pretty low quality compared to the splat”

    Comment from 13 Nov 2025 in “Marble: A Multimodal World Model”

    “Something about the camera perspective creates a skew that makes things feel artificial to me.”

    Comment from 12 Nov 2025 in “Marble by World Labs: Multimodal world model to create and edit 3D worlds”

Other world models people recommend

The four most recommended other world models, with the same counts for each, so you can compare like for like. The tick on each bar marks the 2 to 1 line the badge needs.

Marble by World Labs compared with 4 alternatives
ProductRecommendCriticizeApprovalMonthsOwnedBadge
Marble by World LabsThis page251071%6—Approved
Project Genie161748%1——
World Labs world model7558%4——
LingBot-World50100%3——
Nvidia Cosmos5363%2——
See all 5 world models, ranked

What people said

40 of the 43 comments that mention it, newest first. Each links to the original comment.

“Marble, our current product that can be used for applications like this nicely”

RecommendsComment from 2 Sep 2026 in “Atlas: A World Model for Spatial Intelligence”

“Marble is an improvement over chat and Claude but it's incremental IMO.”

MixedComment from 31 Jul 2026 in “Show HN: What should the GUI for AI agents look like?”

“Marble keeps the tools you use most close at hand and will surface other useful ones for the job.”

RecommendsComment from 31 Jul 2026 in “Show HN: What should the GUI for AI agents look like?”

“It works really well for what I want.”

RecommendsComment from 18 Jul 2026 in “Google Earth Desktop Client to Be Retired in 2027”

“can make a royal mess of things, especially outdoor environments”

CriticizesComment from 15 May 2026 in “Image-blaster: Creates 3D environments, SFX, and meshes from a single image”

“"visually stunning" simulations from engines like Isaac Sim, MuJoCo, or world models like Marble often fail the moment they are deployed on real robotic hardware”

MixedComment from 5 Mar 2026 in “SIPA: Auditing Physical Integrity in World Models and Robotics(Isaac SIM,Marble)”

“Marble definitely changes the game if the game is "move the camera"”

RecommendsComment from 29 Jan 2026 in “Project Genie: Experimenting with infinite, interactive worlds”

“They're perfect for constructing consistent sets and blocking out how your actors and props are positioned.”

RecommendsComment from 29 Jan 2026 in “Project Genie: Experimenting with infinite, interactive worlds”

“these are useful for video games, previz, and filmmaking”

RecommendsComment from 29 Jan 2026 in “Project Genie: Experimenting with infinite, interactive worlds”

“You already can, check out Marble/World Labs, Meshy, and others.”

RecommendsComment from 29 Jan 2026 in “Project Genie: Experimenting with infinite, interactive worlds”

“World Labs and Apple are doing exciting work with image-to-Gaussian models”

RecommendsComment from 19 Jan 2026 in “Gaussian Splatting – A$AP Rocky Helicopter Music Video”

“The best I've seen so far is Marble from World Labs”

RecommendsComment from 16 Dec 2025 in “SHARP, an approach to photorealistic view synthesis from a single image”

“It's hard to appreciate how magical this is until you get beat up by traditional photogrammetry-based set acquisition”

RecommendsComment from 25 Nov 2025 in “Marble by World Labs: Multimodal world model to create and edit 3D worlds”

“Calling this a “world model” feels more like marketing language than a meaningful technical distinction.”

MixedComment from 15 Nov 2025 in “Marble: A Multimodal World Model”

“Overall the rooms tend to be detailed and imaginative.”

RecommendsComment from 14 Nov 2025 in “Why Fei-Fei Li and Yann LeCun are both betting on "world models"”

“It is the most impressed I've been with an AI experience since the first time I saw a model one-shot material code.”

RecommendsComment from 14 Nov 2025 in “Why Fei-Fei Li and Yann LeCun are both betting on "world models"”

“they have actually added a way of placing objects is after all far more than most other tools has provided with their text-focus”

MixedComment from 13 Nov 2025 in “Marble: A Multimodal World Model”

“the fact their first release is a far cry from the promise here feels like a bit of a bellweather”

CriticizesComment from 13 Nov 2025 in “Marble: A Multimodal World Model”

“the camera movement is merely a panning motion”

CriticizesComment from 13 Nov 2025 in “Marble: A Multimodal World Model”

“If you deviate too far from the image viewpoint it breaks down, but it looks decent long enough to be very usable.”

MixedComment from 13 Nov 2025 in “Marble: A Multimodal World Model”

“the results are by far the best in the area shown in the image in the prompt, and quickly deteriorate beyond it”

MixedComment from 13 Nov 2025 in “Marble: A Multimodal World Model”

“seems anything to do with asteroids (or explosions I imagine) are blocked.”

CriticizesComment from 13 Nov 2025 in “Marble: A Multimodal World Model”

“the triangular meshes shown look pretty low quality compared to the splat”

CriticizesComment from 13 Nov 2025 in “Marble: A Multimodal World Model”

“This is great. Can I use it with existing scan of my room to fill the gaps?”

RecommendsComment from 13 Nov 2025 in “Marble: A Multimodal World Model”

“Very cool tech, extremely annoying voice over.”

MixedComment from 13 Nov 2025 in “Marble: A Multimodal World Model”

“it's used as a marketing term here”

CriticizesComment from 13 Nov 2025 in “Marble: A Multimodal World Model”

“the examples are all quite on-rails and seem to avoid interacting too much with stuff in the environment”

MixedComment from 13 Nov 2025 in “Marble: A Multimodal World Model”

“it's an accomplishment of it's own right to get right, and still very useful.”

MixedComment from 13 Nov 2025 in “Marble: A Multimodal World Model”

“This is more of a glorified image generator, a far cry from a "world model".”

CriticizesComment from 13 Nov 2025 in “Marble: A Multimodal World Model”

“This is one-size fits all nonsense. It's junk.”

CriticizesComment from 13 Nov 2025 in “Marble: A Multimodal World Model”

“I like that they distinguish between the collider mesh (lower poly) and the detailed mesh (higher poly).”

RecommendsComment from 13 Nov 2025 in “Marble: A Multimodal World Model”

“it does a good job of creating something like a CS map”

MixedComment from 13 Nov 2025 in “Marble: A Multimodal World Model”

“Marble seems useful for lots of use cases - 3D design, online games, etc.”

RecommendsComment from 13 Nov 2025 in “Marble: A Multimodal World Model”

“For being a "world" model, it doesn't seem to grasp physical space very well.”

MixedComment from 13 Nov 2025 in “Marble by World Labs: Multimodal world model to create and edit 3D worlds”

“It's a bit more rough around the edges but shows real user input/output.”

RecommendsComment from 13 Nov 2025 in “Marble: A Multimodal World Model”

“Something about the camera perspective creates a skew that makes things feel artificial to me.”

CriticizesComment from 12 Nov 2025 in “Marble by World Labs: Multimodal world model to create and edit 3D worlds”

“Right now, it dissolves pretty quickly once you change the location.”

CriticizesComment from 12 Nov 2025 in “Marble by World Labs: Multimodal world model to create and edit 3D worlds”

“I think it is very well executed”

RecommendsComment from 12 Nov 2025 in “Marble by World Labs: Multimodal world model to create and edit 3D worlds”

“it does look good and show promise”

MixedComment from 12 Nov 2025 in “Marble by World Labs: Multimodal world model to create and edit 3D worlds”

“Thats totally insane and amazing.”

RecommendsComment from 12 Nov 2025 in “Marble by World Labs: Multimodal world model to create and edit 3D worlds”

Counts come from 1,795,640 Hacker News comments, November 2025 to November 2026. How we count. Report a mistake.