Project AURIONAI Use-Cases Research & Innovation
video generation

Grok Imagine Video 1.5

xAI media or voice sibling, outside the scope of the research notes.

SpaceXAI (xAI)SpaceXAI (xAI)USAGrok ImagineFamily
SpaceXAI (xAI)
Levelmodel
Classvideo generation
Parametersnot in the notes
Contextnot in the notes
ReleasedMay 2026
Opennessproprietary
Runs onnot in the notes
Statusactive

Benchmark Results

independent
Artificial Analysis Text-to-Video leaderboardgenerative media
independent
1,045
8001,0001,200

Score in Elo; the axis starts at 800, as Elo has no zero. Higher is better.

rank 11, AA Text-to-Video leaderboard10 Oct 2026 artificialanalysis.ai
LMArena Text-to-Video Arenagenerative media
agent; preliminaryindependent
1,492 ±18
1,2001,4001,600

Score in Elo; the axis starts at 1,200, as Elo has no zero. Higher is better.

rank 4, LMArena Text-to-Video, updated 21 Sep 202621 Sep 2026 arena.ai
Where this comes from
Every score names who ran it: vendor-reported, maintainer-run or independent. A rank is shown with the population it was ranked in (gap rule 3).

Lineage

successor
Grok Imagine Video 720p to Grok Imagine Video 1.5: successor, medium confidenceGrok Imagine Video 720pGrok Imagine Video 720pSpaceXAI (xAI)Grok Imagine Video 1.5Grok Imagine Video 1.5SpaceXAI (xAI), May 2026
SpaceXAI (xAI)Grok Imagine Video 720p is the parent (successor)medium confidencenotes
Where this comes from
Parent and child relations from model cards, Hugging Face base_model fields and the genealogy tables of the research notes. The tree shows two generations each way, 2 models. Confidence and evidence are the notes' own.

R&D Topics

Text-to-video foundation modelsproduced by

Identity

Developer
SpaceXAI (xAI)
Family
Grok Imagine
Released
May 2026 sourcessecondary report
Weights published
–
Record checked
10 Oct 2026
Where this comes from
Developer and dates from the research notes. Release date is the vendor's public announcement; weights date is when open weights were published.

Architecture and Size

Architecture
not in the notes
Total parameters
– sources
Active parameters
–
Checkpoint parameters
–
Context length
not in the notes
Input
text
Output
video
Where this comes from
Parameter counts as the developer states them. Where the checkpoint holds a different total, both are shown (register A16).

Openness and Access

Openness
proprietary
Licence
Proprietary sources
Access routes
consumer app
Where this comes from
The licence file governs over registry tags and aggregator labels.

Deployment

Runs on
not in the notes
Footprint
not in the notes
Runtimes
not in the notes
Where this comes from
Deployment tiers and runtimes as named in the notes. Footprint is the notes' figure, not a measurement by AURION.

Indonesia

Indonesian support
not stated
Regional languages
not in the notes
Jakarta hosting
unknown
Languages
not in the notes
Where this comes from
Indonesia fields are carried on every model; unknown is an allowed value.

Industry Use Cases

No industry use case links this model.

Sources

  1. Grok Models & Pricing | SpaceXSI Docs docs.x.ai https://docs.x.ai/docs/models
  2. AA-Video-T2V v2.0 Leaderboard - Top AI Video Models | Artificial Analysis artificialanalysis.ai https://artificialanalysis.ai/video/leaderboard/text-to-video
  3. Text-to-Video Arena: Best AI Video Generators arena.ai https://arena.ai/leaderboard/text-to-video
  4. SpaceXAI (AI) - Wikipedia en.wikipedia.org https://en.wikipedia.org/wiki/SpaceXAI

To cite this page: Project AURION, AI Use-Cases Research & Innovation, "Grok Imagine Video 1.5", https://aurion.semai.id/models/spacexai-grok-imagine-video-1-5/, records of October 2026.