- Organizations
- Lightricks
- LTX-2.5 Fast
LTX-2.5 Fast: Pricing, Performance & Examples
LTX-2.5 Fast is a video generation model from Lightricks, released in August 2026, with a 4K-token context window.
LTX-2.5 Fast is the speed-optimized Lightricks LTX-2.5 endpoint for synchronized audio-video generation from text and images. Open weights on Hugging Face (Lightricks/LTX-2.5). Durations up to ~20s at 720p/1080p @24/25fps (shorter at
LTX-2.5 Fast examples
Recent arena outputs from LTX-2.5 Fast, picked from the highest-ranked matchups.
LTX-2.5 Fast API
Image-to-video start frame.
Run a request to see the response
Use it in your code
OpenAI-compatible endpoint through the LLM Stats gateway.
import requests
# Create the generation. wait="auto" long-polls (up to 60s) so most short
# jobs return as "completed" in a single round-trip.
res = requests.post(
"https://gateway.llm-stats.com/v1/generations",
headers={"Authorization": "Bearer YOUR_API_KEY"},
json={
"model": "ltx-2.5-fast",
"input": {"prompt": "A timelapse of clouds moving across the sky"},
"wait": "auto",
},
)
job = res.json()
# If it didn't finish inside the wait window, poll the same resource.
while job["status"] in ("queued", "running"):
res = requests.get(
f"https://gateway.llm-stats.com/v1/generations/{job['id']}",
params={"wait": 60},
headers={"Authorization": "Bearer YOUR_API_KEY"},
)
job = res.json()
if job["status"] == "completed":
print("video:", job["output"]["media"][0]["url"])
else:
print("Failed:", job["error"]["message"])Need an API key? Create one above in the playground, or read the API documentation.
LTX-2.5 Fast pricing
Providers
LTX-2.5 Fast starts at $0.0900 per second of 720p video via Fal.
| Provider | 720p $/s | 1080p $/s | high $/s | Latency s | Modalities in / out |
|---|---|---|---|---|---|
| $0.0900 | $0.130 | $0.190 | — | / |
LTX-2.5 Fast latency
LTX-2.5 Fast time to first token, sustained output throughput, and failed-request rate from live API traffic over the trailing 7 days.
LTX-2.5 Fast benchmarks
Capability tiers
Standing within each category, adjusted for leaderboard depth.
Performance by category and language
Where LTX-2.5 Fast is strongest across prompt themes and languages. Conservative TrueSkill score (μ − 3σ), only axes with 3+ votes.
Quality Tracker
Similar Models
How LTX-2.5 Fast compares to its closest neighbors on each video arena it competes in.
LTX-2.5 Fast license
LTX-2.5 Fast is a proprietary model available under its provider's product and API terms.
- License
- LTX-2 Community License Agreement
- Hosted access
Lightricks LTX-2 Community License Agreement; commercial entities above the license threshold require a separate commercial agreement.
LTX-2.5 Fast resources
Official sources for LTX-2.5 Fast: api documentation, official playground, official launch post, model weights.
Models like LTX-2.5 Fast
Other video models ranked closest to LTX-2.5 Fast.
FAQ
Common questions about LTX-2.5 Fast.