ToonCrafter is an AI-powered animation tool that creates fluid, lifelike animations from static cartoon keyframes. Users upload 2 to 4 keyframe images, describe the desired motion with text prompts, and the AI generates intermediate frames to produce seamless transitions. The tool leverages techniques such as toon rectification learning, dual-reference-based 3D VAE decoder, and sparse sketch guidance to ensure high-quality output. Key features include AI-driven animation generation, style transfer learning for visual consistency, pixel-level detail extraction, smooth transitions, and efficient generation (around 20 seconds for paid users). Creation history management is also available. ToonCrafter supports WEBP, PNG, and JPG formats with a maximum resolution of 512x512 pixels. Generated animations are MP4 files at 8 fps, typically 2 seconds long. The tool offers both free and paid tiers, with the paid version enabling multiple keyframes, longer animations, faster processing, and access to dynamic portrait tools. It is suitable for animators, content creators, hobby artists, brand managers, and marketing specialists. Use cases include social media marketing, personal creative projects, custom animated stickers, and animated presentations.