Most video-edit models replace every face with one avatar. Recast maps one photo to each person, left to right, and Kling O3 lets a prompt name the target with @Element1. How each handles two people, what to write in the prompt, and what to do when a model gets it wrong.
5 min readNano Banana 2.1 launched on 6 October 2026 and fal now marks Nano Banana 2 as superseded. Google's per-image rates, up to 14 references, region edits, and why a face reference for a video pipeline starts here.
5 min readfal lists OmniHuman 2.0 at $0.105 per second against $0.16 for 1.5, and marks 1.5 as superseded. What that means for cost, which of your workflows can move, and why you should still run a paired test before you switch.
4 min readByteDance's OmniHuman 2.0 turns one photo and 4 to 300 seconds of audio into a performing, gesturing video, at $0.105 per second. What it accepts, what it costs per clip, its record of outages on fal, and how it relates to 1.5.
5 min readA practical order of operations for remaking a Reel that is working: read why it works, check what you are allowed to reuse, pick the right job, and keep the cost known. A worked example with prices for a 15-second remake.
5 min readScail 2 copies movement from a driving video onto a character in either animation or replacement mode, at 512p or 704p and 16 frames per second. Why it beat Kling Pro in one of our blind tests, and the limits that keep it from being our default.
5 min readSeedance 2.5 offers 4 to 30 second generation from up to 50 reference files, reference, editing and extension tasks, and a price near $0.46 per second at 720p. What it is good at, what it costs, and the real-face restriction confirmed by its vendor.
5 min readByteDance's Seedream 5.0 edits images from up to ten references for $0.027 to $0.0675 per image across Flash, Lite and Pro. What each tier costs, what it accepts, and why we have not put a real face through it.
4 min readHow to make a UGC-style ad from a product photo and a few pictures of yourself: the models that keep both a person and an object consistent, the cost of a 10 to 15 second clip, how many variants to test, and the disclosure rules that apply to AI ads.
5 min read