SEEDANCE 2.0 FAST TEXT TO VIDEO

Seedance 2.0 Fast Text to Video is ByteDance's most advanced video generation model, purpose-built to transform written descriptions into cinematic video clips complete with synchronized audio. Whether you're a filmmaker pre-visualizing a scene, a content creator producing social media shorts, or a designer exploring motion concepts, this model delivers director-level creative control from nothing more than a text prompt.

At its core, Seedance 2.0 Fast is a text-to-video generator that produces polished, high-quality video with real-world physics, natural motion, and cinematic visual style. What sets it apart is its native audio generation — every video can automatically include sound effects, ambient audio, and even lip-synced speech, all generated in perfect sync with the visuals. This means you're not just getting a silent clip; you're getting a complete audiovisual experience right out of the box. Audio generation is enabled by default, so your videos come to life with sound from the very first generation.

The model offers a thoughtful set of creative controls that let you shape your output without getting bogged down in technical details. You can choose your video resolution, selecting between 480p for faster turnaround when you're iterating on ideas, or 720p for a balanced blend of quality and speed when you want something more polished. Duration is fully adjustable from 4 to 15 seconds, or you can set it to automatic and let the model intelligently decide the ideal length based on the narrative content of your prompt. This auto-duration feature is particularly useful for storytelling prompts where the pacing should match the action described.

Aspect ratio flexibility is another standout feature. You can generate videos in landscape (16:9) for traditional cinematic or YouTube-style content, portrait (9:16) for TikTok, Instagram Reels, and other vertical platforms, square (1:1) for social media posts, ultrawide cinematic (21:9) for a dramatic widescreen look, or standard formats like 4:3 and 3:4. There's also an automatic option that lets the model choose the best aspect ratio for your prompt. This range of format options means you can produce content tailored to virtually any platform or creative context without needing to crop or reformat after the fact.

The prompting experience is designed to be expressive and natural. You can write detailed scene descriptions, include narrative direction, specify camera movements, and even describe scene transitions — all in plain language. For example, you might write something like "An octopus finds a football in the ocean and excitedly calls its octopus friends to come and play. Cut scene to an octopus football game under the sea." The model understands complex narrative prompts with multiple scenes, character interactions, and environmental details, giving you director-level storytelling control through text alone.

Seedance 2.0 Fast is tagged for stylized content, transformation sequences, and lip-sync capabilities, making it especially well-suited for creative projects that demand expressive, characterful output. Whether you need a character delivering dialogue with realistic mouth movements, a dramatic visual transformation, or a stylized animation sequence, this model is equipped to handle it.

For creators who need consistency across iterations or want to reproduce a specific result, the model includes a seed option for reproducibility. By using the same seed value, you can generate very similar results from the same prompt, though it's worth noting that slight variations may still occur between generations. This is useful when you're fine-tuning a prompt and want to compare small changes without the output shifting dramatically each time.

The "Fast" variant of Seedance 2.0 is optimized for speed, making it ideal for rapid creative exploration. When you're in the brainstorming phase — trying different prompts, testing scene ideas, or exploring visual styles — the faster generation time lets you iterate quickly without long waits. You can start with 480p for maximum speed during ideation, then switch to 720p when you've landed on the concept you want to refine.

This model is an excellent fit for a wide range of creative professionals. Filmmakers and video producers can use it for storyboarding, pre-visualization, and concept development. Social media creators can rapidly produce eye-catching short-form content in the exact aspect ratio their platform requires. Animators and motion designers can explore movement and timing ideas. Marketing teams can prototype video ad concepts before committing to full production. Musicians and audio artists can generate visual accompaniments to their work, complete with synchronized sound.

The combination of cinematic visual quality, native audio generation, flexible formatting, and natural-language scene direction makes Seedance 2.0 Fast a powerful creative tool for anyone who thinks in stories and scenes. Simply describe what you see in your mind's eye, choose your format, and let the model bring your vision to life as a complete video with sound.