Luma's Ray3 Modify preserves performance, transforms scenes between start and end frames

Ray3 Modify lets you swap location, wardrobe, even the character while the original performance stays true. Fewer reshoots, smoother transitions, more control.

Categorized in: AI News Creatives
Published on: Dec 19, 2025
Luma's Ray3 Modify preserves performance, transforms scenes between start and end frames

Luma's Ray3 Modify: AI Video That Preserves Performance While You Rewrite the Scene

Ray3 Modify from Luma AI lets you capture a strong performance once and reshape everything around it-location, costume, even the character's appearance-without breaking continuity. For creative teams, this means fewer reshoots, tighter timelines, and more room to iterate.

The standout feature: it keeps human performance intact. Motion, timing, eye line, and emotional delivery stay true, while the scene adapts to your direction.

What's Different About Ray3 Modify

  • Character Reference Transformation: Feed in reference images to convert an actor into a different character while preserving the original take.
  • Start-End Frame Guidance: Provide a start and end frame and let the model create the in-between transition for smooth scene continuity.

As Luma AI's co-founder and CEO Amit Jain puts it: "Generative video models are incredibly expressive but also hard to control. Today, we are excited to introduce Ray3 Modify that blends the real-world with the expressivity of AI while giving full control to creatives."

Why This Matters for Creative Teams

  • Reduce reshoots: Capture once, re-stage later. Fix wardrobe, lighting, or background without calling everyone back.
  • Expand locations: Shoot in a controlled space and convert it into anywhere-historical sets, alien worlds, or hard-to-permit venues.
  • Keep continuity: Maintain character details and performance consistency across sequences and campaigns.
  • Move faster: Iterate on looks, tone, and transitions without resetting a physical set.

Practical Applications

  • Costume Changes - Skip wardrobe resets; update outfits in post. Use cases: fantasy films, period pieces, brand campaigns.
  • Location Transformation - Studio shoot, any location. Use cases: travel formats, historical recreations, sci-fi sets.
  • Character Consistency - Lock in details across episodes and scenes. Use cases: animated hybrids, game cinematics, education.
  • Scene Transitions - Generate fluid in-betweens from chosen frames. Use cases: music videos, documentary effects, social content.

How to Integrate Ray3 Modify Into Your Workflow

  • Capture the performance: prioritize clear motion, eye line, and clean plates where possible.
  • Set intent with frames: choose your start and end frames to define the transition.
  • Add references: provide character or style images to guide look and costume shifts.
  • Iterate in passes: lock movement first, then refine styling, lighting, and texture.
  • QC for continuity: check eyelines, props, and scene logic before final export.

Access and Platform

Ray3 Modify is available through Luma's Dream Machine platform. You can learn more or request access here: Luma Dream Machine.

Competitive Context

Luma AI operates alongside players like Runway and Kling. The differentiator here is preservation of human performance paired with flexible modification-useful when you need authenticity from the talent while changing the world around them.

Budget, Timeline, and Scale

Luma AI recently raised $900M in a round led by Saudi Arabia's Public Investment Fund-owned AI company Humain, with participation from a16z, Amplify Partners, and Matrix Partners. They're also planning a 2GW AI cluster in Saudi Arabia, pointing to large-scale production potential for studios that need consistent throughput.

What This Means for Your Productions

  • Lower production risk: Fewer weather, permit, or location issues derail your shoot.
  • More creative control: Lock performance early, explore multiple art directions later.
  • Faster iteration cycles: Turn around client notes without reassembling a crew.

FAQs

  • Who competes with Luma AI? Companies like Runway and Kling.
  • Who leads Luma AI? Co-founder and CEO Amit Jain.
  • Who are the investors? Andreessen Horowitz (a16z), Amplify Partners, Matrix Partners, and Humain.
  • Where can I use Ray3 Modify? Through Luma AI's Dream Machine platform.
  • Why was the recent funding notable? The $900M round supports expansion of AI video generation capabilities and infrastructure.

Next Steps for Creatives

If AI-assisted video is on your roadmap, start testing Ray3 Modify on a contained sequence: one performance, one environment swap, one start-end frame transition. Measure quality, time saved, and client response.

To stay current on tools and training, explore these resources:

The gap is closing between what you can imagine on set and what you can deliver in post. Use that to your advantage.


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