机器之心·2025-10-16 00:51Core Insights - Google has released its latest AI video generation model, Veo 3.1, which enhances audio, narrative control, and visual quality compared to its predecessor, Veo 3 [2][3] - The new model introduces native audio generation capabilities, allowing users to better control the emotional tone and narrative pacing of videos during the creation phase [10] Enhanced Audio and Narrative Control - Veo 3.1 improves support for dialogue, environmental sound effects, and other audio elements, allowing for a more immersive video experience [5] - Core functionalities in Flow, such as "Frames to Video" and "Ingredients to Video," now support native audio generation, enabling users to create longer video clips that can extend beyond the original 8 seconds to 30 seconds or even longer [6][9] Richer Input and Editing Capabilities - The model accepts various input types, including text prompts, images, and video clips, and supports up to three reference images to guide the final output [12] - New features like "Insert" and "Remove" allow for more precise editing, although not all functionalities are immediately available through the Gemini API [13] Multi-Platform Deployment - Veo 3.1 is accessible through several existing Google AI services and is currently in a preview phase, available only in the paid tier of the Gemini API [15][16] - The pricing structure remains consistent with the previous Veo model, charging only after successful video generation, which aids in budget predictability for enterprise teams [16][21] Technical Specifications and Output Control - The model supports video output at 720p or 1080p resolution with a frame rate of 24 frames per second [18] - Users can upload product images to maintain visual consistency throughout the video, simplifying the creative production process for branding and advertising [19] Creative Applications - Google’s Flow platform serves as an AI-assisted movie creation tool, while the Gemini API is aimed at developers looking to integrate video generation features into their applications [20]