Luma's Dream Machine generates short cinematic clips from a text prompt or a still image. ngram turns a doc, deck, URL or screen recording into a finished, narrated, on-brand business video. This is the honest breakdown for anyone weighing a Luma alternative for real work video.
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Paste release notes, a URL, a deck or a screen recording and ngram writes the script, plans the storyboard, and returns a narrated, captioned, on-brand cut you can publish.
Dream Machine's Ray3 model generates short photorealistic clips and animates stills, with 4K HDR on higher tiers. The strongest pick when you need synthetic footage or B-roll.
Luma output is silent and unbranded. ngram adds voiceover, burned-in captions, music and your brand kit, then exports the same video in 16:9, 9:16 and 1:1.
The highlighted column is ngram. Where we mark a partial, it works but with caveats — we've noted them.
| LLuma | ||
|---|---|---|
| Build a video from a doc, deck, URL or recording | Text, PDF, URL, deck, screenshots, recordings | Text prompt or still image onlyDream Machine takes a text prompt or an image; it does not ingest docs, decks, URLs or recordings. |
| Script and storyboard preview | Review the plan before anything renders | Prompt in, clip out, no plan step |
| Photorealistic cinematic generation | AI clips for B-roll and scene fillsngram generates AI clips for B-roll, but Luma's Ray3 leads on raw cinematic realism. | Ray3 model, leading clip realism |
| Image-to-video | Photomotion plus AI clips from stillsngram animates stills with photomotion, but Luma's image-to-video is its core strength. | Animate any still image with Ray3 |
| 4K HDR output | Up to 4K, standard dynamic rangengram exports up to 4K; Luma's Ray3 generates native HDR, which ngram does not. | Native 16-bit HDR, mastered to 4K |
| AI voiceover from a script | Studio voices, multilingual, lip sync | None, output is silentDream Machine generates no audio; clips have no voiceover, music or sound effects. |
| Auto captions | Burned-in, brand-styled, on every export | Not built in |
| Screen recording and demo polish | Capture plus auto cursor smoothing, zoom, callouts | No screen recording or capture |
| Motion graphics and animated text | Lower-thirds, callouts, transitions auto-added | Generated footage, no text overlays |
| Brand kit | Logo, colors, fonts applied automatically | No brand controls |
| Talking head and avatars | Avatar library plus custom faces with lip sync | No presenter or lip-sync workflow |
| Clip length per generation | Full-length videos, multi-scene | Short clips, extend with toolsGenerations run a few seconds each; longer pieces require stitching and extending. |
| Translation and dubbing | Script, captions, on-screen text, voiceover | Not applicable, no audio or text |
| Multi-format export | 16:9, 9:16, 1:1 with smart reframing | Aspect ratios per generationYou pick a ratio per clip; there is no one-render multi-format reframe. |
| Iterative refinement | Regenerate one scene, edit in plain language | Draft Mode plus prompt re-runs |
| Collaboration | Team workspaces, shared library, invites | Team plan with shared credits and SSO |
| Developer API and MCP | REST API, webhooks, MCP server for agents | API access for generations |
| Credit-based limits | No per-generation credit metering | Credits per generation, no rolloverSubscription credits are consumed per generation and do not roll over month to month. |
| Free tier | Free plan available | Watermarked, non-commercial onlyLuma's free tier watermarks output and forbids commercial use. |
| Entry paid price | $29/monthLuma's Lite tier is cheaper, though commercial rights start on its Plus plan. | $9.99/month Lite, commercial use from Plus |
Give ngram release notes, a URL, a deck or a screen recording and it writes the script, plans the storyboard, and renders a finished cut. Luma returns a short clip you still have to script, voice and assemble yourself.
Dream Machine output is silent. ngram generates voiceover from the script, burns in captions, and adds music that matches the pacing, so the export is ready to publish without a second tool.
Record a screen capture and ngram smooths the cursor, trims dead air, adds smart zooms and callouts. Luma generates synthetic scenes; it has no way to edit a recording of your actual product.
ngram applies your logo, colors and fonts to every export and bills a flat seat price. Luma has no brand kit, and each generation spends credits that do not roll over month to month.
A REST API, webhooks and an MCP server let agents and workflows produce on-brand videos programmatically, end to end, not just a raw clip you then have to finish.
Luma's Ray3 model produces some of the most realistic AI-generated motion available. For synthetic footage, dream sequences or creative B-roll, its raw clip quality is hard to match.
Drop in a still and Ray3 animates it with believable motion and camera moves. Image-to-video is a core Luma strength and a fast way to turn artwork or a photo into a clip.
Ray3 generates native 16-bit HDR and masters to 4K on higher tiers. For high-fidelity creative pipelines, that resolution and dynamic range goes beyond what most AI video tools, ngram included, output today.
Luma's Lite plan starts at $9.99/month, below ngram's $29/month. For a creator who only needs occasional AI-generated clips, it is a cheaper way in, before credits and commercial-use limits factor in.
Turning the assets you already have into finished business video.
Generating short cinematic clips and image-to-video for creative work.
Turn release notes or a URL into a structured, editable video script.
Studio voices on the cut, the sound Luma clips never carry.
Burned-in, brand-styled subtitles on every export.
Logo, colors and fonts applied to every video automatically.
Lower-thirds, callouts and transitions added by ngram, not prompted by you.
Auto cursor smoothing, zooms and callouts on a real screen capture.
Localize a finished video across script, captions and voiceover.
Every platform aspect ratio from a single render.
Turn a rough walkthrough into a narrated, on-brand demo.
Generate a launch clip straight from release notes.
Make a complex idea land in under a minute, with sound.
Build course modules from an SOP or deck, no shoot required.
Convert a changelog entry into a watchable update.
Turn a help doc and recording into a guided tutorial.
Cut a long recording into platform-native vertical clips.
Personalized outreach clips generated at pipeline scale.
Generate a clip from a prompt, then build a full video around it.
Try Text to VideoAnimate a still inside a scripted, narrated ngram cut.
Try Image to VideoAdd the voiceover Luma output never carries.
Try AI Voice GeneratorFrame-accurate captions in 100+ languages.
Try Auto Subtitle GeneratorCapture your screen and get an auto-edited clip back.
Try Screen RecorderRe-voice and subtitle a finished clip in another language.
Try Video TranslatorTrim by transcript instead of dragging a timeline.
Try Video CutterSpin up B-roll and scene fills without leaving the workflow.
Try AI Video GeneratorTurn a doc into a narrated walkthrough, no prompt needed.
Convert Docs to VideoPoint ngram at a page and get a hero video back.
Convert URL to VideoConvert a PDF into a clean explainer with sound.
Convert PDF to VideoEach slide becomes a narrated scene.
Convert PPT to VideoAnimate a still inside a full, branded cut.
Convert Image to VideoShip a launch clip straight from the changelog.
Convert Release notes to VideowhenAn agent needs a finished video, not a raw Luma clip
thenngram returns a scripted, narrated, on-brand MP4 plus a share link
whenA new screen recording lands in your drive
thenAuto-edit it into a captioned clip and drop it into Slack
whenA repurposed clip finishes rendering
thenPublish to YouTube with a title and chapters
whenA HubSpot deal moves to 'Demo sent'
thenGenerate a personalized demo clip and attach it
whenA self-hosted workflow needs a video step
thenRender on your own VPC so no data leaves the box
whenA 9:16 cut of your update is ready
thenPost it to LinkedIn in the native vertical format
Launch films and demos generated from release notes, no reshoot.
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Start from a doc, a script or a rough recording and get a finished, on-brand video back. Free to try — see how ngram compares to Luma on your own content.