Grok Imagine V1.5 vs LTX-2.3 Fast
Grok Imagine V1.5 and LTX-2.3 Fast differ on 6 specifications — from what each one costs to which inputs it accepts. Every value below is read from the live model catalog, so it stays current as new versions ship.
Side-by-side specs
How Grok Imagine V1.5 and LTX-2.3 Fast compare when used for First & Last Frame Video.
| Specification | Grok Imagine V1.5 | LTX-2.3 Fast |
|---|---|---|
| Starting price | from 12 credits per second | from 6 credits per second |
| Versions | Standard | Fast |
| Video resolution | 480p, 720p | 1080p, 1440p, 2160p |
| Aspect ratios | Not applicable | 16:9, 9:16, auto |
| Duration | 1–15s | 6, 8, 10 |
| Text prompt | Yes | Yes |
| Start frame | Yes | Yes |
| End frame | No | Yes |
| Reference images | Yes | Yes |
Frequently asked questions
- What's the difference between Grok Imagine V1.5 and LTX-2.3 Fast?
- Grok Imagine V1.5 and LTX-2.3 Fast differ on 6 tracked specifications, covering price, output resolution, duration limits and which inputs each one accepts. Both are available on ZOOOP for First & Last Frame Video, so you can run the same prompt through each and compare the results directly.
- Is Grok Imagine V1.5 or LTX-2.3 Fast cheaper?
- LTX-2.3 Fast starts at 6 credits, against 12 for Grok Imagine V1.5. Both are starting prices: the final cost scales with resolution, duration and any extra options you turn on.
- Can I use both Grok Imagine V1.5 and LTX-2.3 Fast on ZOOOP?
- Yes. One ZOOOP account gives you both Grok Imagine V1.5 and LTX-2.3 Fast — plus every other model in the catalog — on the same credits, with no separate subscription per provider. You can switch models mid-project and keep your prompt.
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Specifications are read from the live ZOOOP model catalog and change as providers ship new versions. Credit figures are starting prices — the final cost depends on resolution, duration and the options you pick.