Spatial concept development
Turn a written idea or visual reference into an explorable environment for early-stage game, film, architecture, experience, or product discussions.
Independent tool overview
World Labs Marble is a multimodal world model that generates navigable 3D scenes from text, images, video, panoramas, or rough 3D layouts, then supports editing, expansion, composition, and export.
Visit the official World Labs Marble site ↗
Overview
Marble is World Labs' generative world model for creating complete 3D environments rather than isolated images or single 3D objects. A creator can begin with text, one or more images, a 360 panorama, video, or a rough spatial layout, then explore the resulting scene as a persistent world.
The product's distinguishing feature is an iterative world-building workflow. Users can edit local regions, restyle larger areas, expand a scene beyond its original boundaries, combine multiple worlds, or use the experimental Chisel mode to block out structure with simple geometry before Marble supplies visual detail.
Paid tiers broaden both input and output options. Depending on plan, Marble can export Gaussian splats, panoramas, collider meshes, high-resolution textured meshes, and videos with controlled camera paths. These outputs can accelerate concept work and spatial prototyping, but generated geometry and scene consistency still need inspection before production use.
Use cases
The strongest fit depends on the job you need the product to complete, not the size of its feature list.
Turn a written idea or visual reference into an explorable environment for early-stage game, film, architecture, experience, or product discussions.
Compose worlds and render camera-controlled videos when a team needs rapid visual exploration before committing to a full 3D build.
Export splats or meshes for downstream prototypes where fast scene creation matters more than perfectly authored topology and physics.
Capabilities
Generate a full 3D scene from a short text description or a single image, with support for a wide range of visual styles and scene types.
Use several views or a short video to give Marble more evidence about a location's appearance from different angles. Video input is listed from the Standard tier upward.
Remove or replace objects, touch up an area, change materials or style, and restructure larger parts of a generated scene through iterative edits.
Block out a world's structure with boxes, planes, or imported 3D assets, then use a text prompt to control visual style and fill in detail. World Labs labels Chisel an experimental mode.
Extend selected regions to create larger traversable areas or improve weak edges, then arrange multiple generated worlds into a larger composed space.
Export Gaussian splats, panoramas, collider meshes, textured meshes, or camera-controlled videos according to plan. Enhanced video can add detail and motion while following the generated world's structure.
Process
Step 1
Decide whether the output is a visual concept, navigable prototype, splat, collider, textured mesh, or rendered video. This determines which inputs and paid tier are relevant.
Step 2
Use a precise text prompt for invention, or provide clear images and video with overlapping views when the scene should resemble a real or predesigned space. Confirm you have rights to upload the material.
Step 3
Explore composition and style before spending more credits. On plans that include it, Draft mode is intended for faster iteration.
Step 4
Use world editing for local changes, Chisel when exact layout matters, and expansion to improve or extend boundaries. Recheck scale, occlusion, entrances, and continuity after every major change.
Step 5
Walk through the world and examine geometry, textures, collisions, thin surfaces, reflective areas, and camera paths. Generated spatial detail can look convincing while remaining unsuitable for production physics or close inspection.
Step 6
Choose splat, panorama, collider, textured mesh, or video based on the destination, then optimize and validate the asset inside the engine or 3D application that will actually ship it.
Cost
Marble uses monthly credits and places important inputs, exports, and commercial rights on higher tiers. The official app currently describes generation counts as approximate, so actual credit consumption can vary by operation. Prices and limits below were checked on August 28, 2026.
$0/month
For experimenting with basic world generation and editing.
$20/month
For creators who need more iterations, video input, and foundational exports.
$35/month
For commercial creative work and higher-quality downstream assets.
$95/month
For higher-volume use of the Pro feature set.
$5–$50
Optional credit packages listed for eligible paid users.
Pricing checked . Check current pricing at the source ↗
Assessment
Compare
The right alternative depends on the specific output, workflow, controls and budget your project requires.
Design
Choose Skybox AI when the main deliverable is a fast 360-degree environment or background rather than an editable generated 3D world.
Explore Blockade Labs Skybox AI →Design
Choose Rodin when the goal is generating individual production-oriented 3D assets from text or images instead of complete environments.
Explore Rodin →Design
Choose Tripo AI for a text-or-image-to-3D object workflow with asset-focused exports and editing.
Explore Tripo AI →Content Creator
Choose Luma Labs when capture-based 3D scenes and a broader visual-generation platform better fit the project.
Explore Luma Labs →Questions
Marble is a multimodal world model that creates persistent 3D scenes from text, images, panoramas, video, or rough 3D layouts and supports editing, expansion, composition, and export.
Yes. Marble currently lists a free plan with 7,000 credits, approximately four simple generations, basic text and image inputs, editing, Chisel, and world expansion.
As of August 28, 2026, Marble lists Standard at $20 per month, Pro at $35, and Max at $95. Optional paid credit packages are also shown for eligible users.
Yes, on paid plans. Standard lists Gaussian splats and low-resolution collider meshes; Pro adds high-resolution textured mesh exports. Marble can also export panoramas and rendered video.
Yes. World Labs describes multi-image and short-video input for reconstructing a space with more view coverage. Video input is currently listed from the Standard plan upward.
Commercial rights are currently listed as a Pro and Max feature. Check the latest terms for the exact project, input, and output rights before publishing or selling generated work.
Chisel is World Labs' experimental creation mode for blocking out a scene with basic 3D geometry or imported assets, then using a prompt to apply style and generate detail around that structure.
Bottom line
Marble is one of the more complete tools for rapidly turning an idea or visual reference into an explorable 3D environment. The free plan is enough to assess scene quality and editing, Standard unlocks useful inputs and exports, and Pro is the practical floor for commercial work and higher-resolution meshes. Treat every export as a generated starting point: inspect and optimize it in the actual 3D pipeline before relying on geometry, collisions, or close-up detail.
Visit World Labs Marble website ↗
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