In this video, AI Search introduces ‘Hallo,’ a free and open-source tool that can animate any photo using any audio input. Hallo is highlighted as the most natural and realistic face animator among other free tools available. The video compares Hallo with other tools like Alibaba’s Emote Portrait Alive, Microsoft’s Vasa 1, and Hedra, noting that Hallo stands out because it is open-source and available for public use. The tutorial provides detailed instructions on how to use Hallo both online via Hugging Face and locally on a personal computer. For online use, users can duplicate the Hugging Face space and pay a small fee to run the tool. For local use, the video walks through the installation process, including downloading necessary software like FFmpeg, setting up a Python environment, and running the tool using command prompt. The video also showcases several examples of animated photos, including realistic photos, 3D characters, and anime images, demonstrating the tool’s versatility. Additionally, the tutorial covers how to customize settings such as pose, expression, and lip movements to enhance the animation. The video concludes by encouraging viewers to explore the tool and share their creations.