Black Forest Labs' FLUX.3 video family covers text-to-video, image-to-video, keyframes, extension and a cheaper draft tier. What it costs, how long clips can be, and why it is the model we use when no real person is in frame.
5 min readOpenAI's GPT Image 2.5 arrived on fal on 8 September 2026 in two variants. Token-based pricing that works out to roughly five to twenty-five cents an image, up to 16 references, masks and transparent backgrounds, and why it suits covers more than face references.
5 min readHappyHorse 1.1 builds a new 3 to 15 second shot from up to nine photos of one person, at $0.14 per second at 720p. How the character1 to character9 prompts work, what the 1080p default does to the price, and why more photos help.
5 min readHappyHorse's video-edit endpoint is a different model from the 1.1 generators: version 1.0, billed on input plus output seconds, so $0.28 per delivered second at 720p. The limits, the audio setting, the all-faces behaviour, and how it compares with Recast and Kling O3.
5 min readReplacing the person in an existing clip while keeping the movement, the cuts and the sound is a video-edit job. HappyHorse video-edit, Kling O3 edit and MiniMax Recast compared on length limits, cost per delivered second and how they decide who becomes whom.
5 min readMotion Control reads the movement out of a reference clip and re-performs it with your character, at $0.168 per second. The orientation setting that decides identity, the full-body requirement behind most 422 errors, and where Scail 2 now competes.
4 min readKling 3.0 Pro turns a still into a 3 to 15 second clip for $0.14 per second, with native audio and an elements feature that binds a face. What it accepts, what it costs per clip, and when to pick it over cheaper models.
5 min readOn fal both Kling 3.0 Pro image-to-video tiers list at $0.14 per second, with a Turbo Standard tier at $0.112 below them. How to choose between four Kling image-to-video endpoints when three of them cost almost the same.
4 min readOne photo and one audio file become a talking video as long as the audio, at $0.115 per second on Pro and $0.0562 on Standard. What it accepts, how it behaves with real faces, and when to choose it over OmniHuman 2.0 or HappyHorse.
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