The day in AI
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Launches and products
31 Mar 2025RunwayGen-4 Gen-4 keeps characters, objects and locations consistent across shots from a single reference image, with no fine-tuning.31 Mar 2025HiggsfieldHiggsfield AI public launch Higgsfield, founded by ex-Snap generative-AI lead Alex Mashrabov, launched a mobile-first AI video app for creators on 2025-03-31.31 Mar 2025AmazonAmazon Nova Act (research preview) Browser-automation agent model and SDK for building reliable UI-driving agents, released as a research preview.