Seedance 2.0 is a multimodal AI video generation model released by ByteDance’s SEED Lab in February 2026. It accepts four types of input – text, image, audio, and video – and generates audio and video simultaneously within a single architecture. Just as GPT can continue any text into a natural-sounding sentence, Seedance 2.0 can create textures, lighting, camera movements, background music, and sound effects within a scene, all with a single generation pass, using just a simple prompt. It can simultaneously receive up to three video clips, nine images, and three audio files as reference inputs. It supports native resolutions of 480p and 720p, with 1080p upscaling, and outputs clips ranging from 4 to 15 seconds at 24fps. It supports six aspect ratios (16:9, 9:16, 4:3, 3:4, 21:9, 1:1), allowing it to handle various formats such as landscape, portrait, and cinematic widescreen. Traditional AI video generation pipelines required separate video and audio generation models, followed by post-processing synchronization. This approach often resulted in synchronization issues, such as mismatched lip movements and dialogue timing, or sound delays of up to 0.5 seconds in scenes like a breaking glass. Seedance 2.0 uses a unified multimodal architecture to decode video and audio simultaneously within a single latent space, ensuring that scene transitions, physical collisions, and background ambience align precisely on a frame-by-frame basis. This approach has proven its quality, achieving a score of 1,272 on the Artificial Analysis Video Arena leaderboard, ranking it second globally (as of June 2026, with Happy Horse 1 Alibaba at 1,355 and Kling 3.0 at 1,250). It also incorporates safety features such as blocking image inputs containing real human faces, automatically inserting C2PA watermarks, and tracking AI-generated content using invisible watermarks. In terms of application, Seedance 2.0 can be used directly on the Dreamina web platform (dreamina.capcut.com) with free daily credits. It is also integrated into the CapCut video editor, allowing AI clips to be inserted instantly within the editing workflow. When connected to a production pipeline via API, it can, for example, automatically generate 5-second e-commerce product videos using a text prompt and a single product photo, or, when creating educational content, generate synchronized explanatory videos by inputting slide images and narration audio. In June 2026, the Seedance 2.0 Mini tier was added, offering reduced costs and latency, enabling it to handle large-scale generation workloads.