xai

xAI (Grok Imagine) video generation in Nebula — text-to-video and image-to-video short clips with duration, aspect-ratio, and resolution control via the Grok Imagine Video model. Activate when the user configures the grok-imagine-video node or asks about xAI / Grok / Grok Imagine in Nebula. Sourced from the official xAI docs (docs.x.ai — Imagine video generation reference) and the Nebula audit guide…