Alternatives to HeyGen

Google DeepMind's Veo video model, now presented as Veo 3.1: cinematic video with native audio, plus 1080p and 4K output on the official model page.

ByteDance Seed's audio-video model for 30-second storytelling, precise reference control, extend-twice generation, and pro tools like green-screen editing.

MiniMax open multimodal video model (July 31, 2026): text/image/video/audio in, 768P or 2K out, 4-15s clips, native stereo, pay-as-you-go API.