Pika open-sources H3 Flex, claims #1 open-weight t2v model on DesignArena with 7s generation

victormustar · x · 2026-10-30

Pika Labs released Pika H3 Flex, debuting as the #1 open-weight model on DesignArena's text-to-video board. Built for professional iteration, it offers exportable audio stems, resolutions up to 4K, and faster-than-realtime generation — a 15-second clip with soundtrack in as little as 7 seconds. The open-weights move surprised many; community testers on Spaces report it looks strong.

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