Look at Best Free Entry to Video Prompting Right Now? 

Pika Labs AI (https://pika.art/) is a free AI video generator that transforms text or image prompts into short videos. You have multiple extra capabilities like adding a reference image or video - or turning existing footage into clay motion or anime for example.

Pika.art is a cutting-edge platform that allows users to transform text and images into dynamic video content. The website is designed to democratize the process of video creation, making it accessible and straightforward for users to bring their creative ideas to life. With customizable video length, frame rate, aspect ratio, and a variety of styles including 3D animation, anime, cartoon, and cinematic, Pika.art offers a wide range of options for users to tailor their content to their specific needs or platform requirements.

You also can generate sounds/lip-sync for your clips. There are both free and paid versions for Pika, currently, you can get free 250 credits by signing up for that refresh each month. Pricing starts up at 8$ a month and gets high as 58$ a month for its Pro version. You can find more details about my review on the video above. 

Pay in mind that this is still being upgraded and its not final version of their product. 

(Gonna look at KLING soon too so for people wanting a overview of that, ill get you something soon)