Seedance 2.0 and 2.1 API by Kinovi

What is Seedance 2.0 and 2.1 API by Kinovi

Seedance 2.1 is an upcoming multimodal AI video generation model by Kinovi, building upon Seedance 2.0. It aims to provide enhanced control, consistency, and longer video clips, moving towards production-ready creation.

How to use Seedance 2.0 and 2.1 API by Kinovi

1. Obtain an API Key: Generate an API key from your Kinovi account.
2. Submit a Generation Task: Use the createTask endpoint with a POST request. Include your API key in the Authorization header as a Bearer token. Specify the model as seedance2-1 and provide inputs such as a prompt, duration, resolution, aspectRatio, and optionally imageUrls, videoUrls, audioUrls, seed, upscaleResolution, callBackUrl, and mode.
3. Poll for Results: Use the taskId returned from the createTask request to poll the recordInfo endpoint via GET requests. Continue polling every 2 seconds until the status is success or fail.
4. Retrieve Output: Upon successful generation, the output field in the recordInfo response will contain URLs to the generated video(s).

Features of Seedance 2.0 and 2.1 API by Kinovi

• Richer Multimodal Generation: Supports up to 20 images, 6 audio files, and 6 video clips in a single generation for detailed creative context.
• Longer Video Duration: Expected to support videos up to 30 seconds, enabling more complex narratives and content.
• Frame-Level Editing: Allows for more precise correction of specific moments within a video.
• Improved Prompt Adherence: Better understanding and following of complex prompts, including scene direction, actions, and style constraints.
• Enhanced Motion and Scene Consistency: Delivers smoother movement and stronger coherence from frame to frame.
• Improved Character Consistency: More reliable preservation of character identity across multiple shots and longer scenes.
• Enhanced Multilingual Support: Better performance across major languages for global content creation.
• API Access: Provides programmatic access to video generation capabilities.

Use Cases of Seedance 2.0 and 2.1 API by Kinovi

• Product videos and demos
• Social media ads and campaigns
• Music videos and short narrative scenes
• AI influencer and virtual presenter content
• Brand content creation
• API-powered video tools and platforms
• Localized creative production

FAQ

When will Seedance 2.1 be available?

Seedance 2.1 is expected to be available in late June to early July 2026.

What is the biggest upgrade in Seedance 2.1?

The biggest upgrade is enhanced control, including richer multimodal input, longer videos, frame-level editing, better prompt adherence, smoother motion, and stronger character consistency.

How is Seedance 2.1 different from Seedance 2.0?

Seedance 2.0 established cinematic 4K video generation. Seedance 2.1 builds on this with more context, precise editing, better instruction following, and improved consistency for longer or more complex videos.

Will Seedance 2.1 support longer videos?

Yes, Seedance 2.1 is expected to support videos up to 30 seconds.

What multimodal inputs can Seedance 2.1 use?

Seedance 2.1 is expected to support up to 20 images, 6 audio files, and 6 video clips in one generation.

Is Seedance 2.1 better for character consistency?

Yes, Seedance 2.1 is expected to offer more reliable character identity preservation across shots and longer scenes.

Who should use Seedance 2.1?

Creators, brands, agencies, and product teams needing more controlled AI video generation for product videos, social ads, character content, and reference-driven workflows.