falImage to videoComing soon

lightricks/ltx-2.5/image-to-video/fast

Name: lightricks/ltx-2.5/image-to-video/fast
Brand: fal

lightricks/ltx-2.5/image-to-video/fast is an image to video tool from fal that runs in the background and returns video. Coming soon: listed with its price, not yet open to runs.

This tool is listed but not yet available to run.

Price pending

Pricing

Price pending.

Limits

Runs: In the background
Returns: video
Longest queue wait: 3600s
Run deadline: 3600s
Largest inline input: 1024 KB
Largest input file: 500 MB
Largest output: 4768 MB
Outputs per run: 16

Input

Field	Kind	Default	Description
`image_url` required	URL or file	—	The URL of the start image to use for the generated video.
`end_image_url`	URL or file	—	The URL of the end image to use for the generated video. When provided, generates a transition video between start and end frames.
`prompt` required	text	—	The prompt to use for the generated video
`duration`	one of 6, 8, 10, 12, 14, 16, 18, 20, auto	auto	The duration of the generated video in seconds. At 720p and 1080p, 24 or 25 FPS supports up to 20 seconds, while 48 or 50 FPS supports up to 10 seconds. At 1440p and 2160p, all frame rates support up to 10 seconds. Set to 'auto' to let the model choose the duration automatically.
`resolution`	one of 720p, 1080p, 1440p, 2160p	1080p	The resolution of the generated video.
`aspect_ratio`	one of auto, 16:9, 9:16	auto	The aspect ratio of the generated video. If 'auto', the aspect ratio will be determined automatically based on the input image.
`fps`	one of 24, 25, 48, 50	25	The frames per second of the generated video.
`generate_audio`	true or false	true	Whether to generate audio for the generated video
`camera_motion`	one of dolly_in, dolly_out, dolly_left, dolly_right, jib_up, jib_down, static, focus_shift	—	Optional camera motion applied to the generated video.

Same request in code

curl https://api.spiral.ai/v1/runs \
  -H "Authorization: Bearer $SPIRAL_API_KEY" \
  -H "Content-Type: application/json" \
  -H "Idempotency-Key: $(uuidgen)" \
  -d '{
    "provider": "fal",
    "model": "lightricks/ltx-2.5/image-to-video/fast",
    "input": {
      "image_url": "https://v3b.fal.media/files/b/0a90dd31/uJG2pMMJMcnVeC4PmwnAF_image_004.png",
      "prompt": "Periscope-level shot from behind tall grass of two Maasai warriors mid-leap during an adumu jumping dance, bodies fully airborne against a golden savanna…"
    }
  }'