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OpenAI upgrades the Sora video generation API, introducing five core capabilities based on the Sora2 model, focusing on solving issues of character consistency, duration, and format compatibility in batch video production. The key improvement is character consistency, allowing developers to define character profiles in advance to avoid visual drift such as facial or clothing changes of the main character across different scenes, significantly improving large-scale production efficiency.
OpenAI plans to integrate video generator Sora into ChatGPT to enhance multimodal AI capabilities, boost video creation, and drive user growth, aiming to attract visual creators amid competition from Google Veo and Meta.....
OpenAI acquires Promptfoo, a startup focused on AI evaluation and safety, to enhance its AI security capabilities and address challenges from rapid AI agent development.....
Gracenote sues OpenAI, accusing it of using its media metadata without authorization to train AI products, constituting copyright infringement and threatening the company's business foundation.
OpenAI's Atlas browser now adds a multi-account login feature, allowing users to manage multiple ChatGPT accounts such as personal, work, and school accounts within the same browser through separate profile configurations, solving the pain point of previous single browsers being unable to switch identities. The product manager called this feature one of the most anticipated characteristics for users, helping to enhance the user experience of Atlas as a primary browser.