Elon Musk posted a rapid-fire series of tweets early Sunday morning showcasing Grok's image and video generation capabilities — branding the feature 'Grok Imagine' and demonstrating a /dream command that turns text prompts into generated media. Here's what the feature actually is, how it got here, and what it means for anyone already using Grok.
1. The /dream Command Is the Interface
Musk's second tweet in the sequence was simply /dream followed by a media link — a deliberate demonstration of how users invoke image and video generation inside Grok. The slash-command format is intentionally familiar: it mirrors how Discord bots and other chat-based tools accept creative prompts. You type /dream, describe what you want, and Grok generates it. According to xAI's documentation, the underlying engine powering this is Aurora-2, xAI's proprietary multimodal model that handles both still images and video output from the same prompt interface.
2. Aurora-2 Is the Engine Behind It
Grok didn't arrive at image generation overnight. According to Wikipedia and xAI's own announcements, the roadmap ran from image understanding (October 2024) to the original Aurora text-to-image model (December 2024) to Grok Imagine 1.0 launching in February 2026 — which marked the official debut of Aurora-2 as xAI's in-house video and image engine. Aurora-2 is what separates Grok Imagine from earlier, third-party-model-dependent image tools: xAI controls the full stack, which gives them the ability to iterate faster and tune the model's behavior more directly than licensing an external generator would allow.
3. Access Has Been Tiered From the Start
Grok Imagine didn't drop for everyone simultaneously. According to reporting on the rollout, the feature initially launched to SuperGrok and Premium+ subscribers on iOS in late July 2025, with Android access following in August 2025. The Grok Imagine API opened to developers on January 28, 2026. If you're on a free Grok tier, generation capabilities are likely limited or gated — the pattern xAI has used consistently is to give paying subscribers early and fuller access, then broaden availability over subsequent months. Check your current subscription tier before assuming /dream is fully available to you.
4. This Is Relevant to Tesla Owners for One Specific Reason
Grok is already integrated into Tesla vehicles as the in-car AI assistant. While in-car image generation isn't confirmed for the current vehicle implementation, the capability gap between what Grok can do on your phone and what it does inside your Tesla has been narrowing with each update. Musk's public showcase of Grok Imagine — posted at 3 a.m. UTC with multiple generated video clips — reads less like a casual demo and more like a product push. As xAI continues to fold Aurora-2's capabilities deeper into the Grok product, the version running in your center console is the most likely downstream beneficiary.
For now, the most actionable step is straightforward: if you're a SuperGrok or Premium+ subscriber, open Grok and try /dream with a prompt. The feature is live. Whether xAI pushes a meaningful Grok Imagine update to Tesla's in-car interface — and on what timeline — is the question worth watching.
Sources & reporting notes
The links below identify the material source records used for this report.
- @elonmusk on X (2026-07-26T03:16:22.000Z) — Direct source
- @elonmusk on X (2026-07-26T03:18:00.000Z) — Direct source
- @elonmusk on X (2026-07-26T03:21:43.000Z) — Direct source
- @elonmusk on X (2026-07-26T03:25:03.000Z) — Direct source
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