Topaz Starlight Fast - Ekly API

Topaz’s fastest generative upscaler at half the price of Starlight. Good for drafts.


Model id	`topaz-starlight-fast-fal`
Media	video
Submit to	`POST /v1/videos`
Price	3.3 credits per_second before discounts
Typical time	about 1200.0 s

Original frame rate

Keeps your clip’s own frame rate, up to 30 fps. For 60 fps footage, choose 60 fps. Select it with "mode": "original", or leave mode out and the inputs decide. Required: source_video
Optional: none Resolution tiers: 1080p, 4k (send as tier).

{
  "model": "topaz-starlight-fast-fal",
  "mode": "original",
  "source_video": "asset_…",
  "tier": "1080p"
}

Field	Allowed	Default
`source_video`	asset id (up to 1)

60 fps

Outputs 60 fps, adding in-between frames for smoother motion. Twice the cost per second. Select it with "mode": "smooth_60", or leave mode out and the inputs decide. Required: source_video
Optional: none Resolution tiers: 1080p, 4k (send as tier).

{
  "model": "topaz-starlight-fast-fal",
  "mode": "smooth_60",
  "source_video": "asset_…",
  "tier": "1080p"
}

Field	Allowed	Default
`source_video`	asset id (up to 1)

Reference inputs take asset ids from POST /v1/uploads or an earlier output’s asset_id. Prices and allowed values come from the live catalog; GET /v1/models/topaz-starlight-fast-fal is always current.