MiniMax's Hailuo Video produces remarkably smooth motion at a low price point. Frequently the top open-access model on text-to-video leaderboards.
From Wikipedia
MiniMax Group Inc. is an artificial intelligence (AI) company based in Shanghai, China. It develops multimodal AI models and consumer applications, including the AI character apps Talkie and Xingye and the video-generation service Hailuo AI. The company listed on the Hong Kong Stock Exchange in January 2026.