Flux 3 · Black Forest Labs · 2026
Flux 3 Explained: What It Is, What It Can Do, and How It Relates to Grok Imagine (2026)
Black Forest Labs just shipped Flux 3, the newest generation of the Flux model family — the same architecture that quietly powers Grok Imagine, ComfyUI, and a growing list of AI creation tools.
- ✓Developer: Black Forest Labs
- ✓Released: 2026 · Versions: Flux 3 Dev, Flux 3 Pro
- ✓Key upgrade from Flux 2: better prompt adherence, faster generation, improved realism
- ✓Flux 3 Video: open-source release coming soon
- ✓Connection to Grok: Grok Imagine runs on Aurora, xAI's implementation of Flux architecture
Examples
Configure parameters and click Generate
The Basics
What Is Flux 3?
Black Forest Labs is the research team — founded by former Stable Diffusion creators — behind the Flux model family, one of the most widely adopted architectures in AI image generation. Flux 3 is their newest release, improving on Flux 2 in three ways: sharper prompt adherence, faster generation, and more realistic output across skin, lighting, and texture. In-image text rendering is also noticeably more reliable. Flux 3 matters beyond Black Forest Labs' own tools. It's the architecture behind ComfyUI workflows, and — through xAI's Aurora implementation — the foundation Grok Imagine runs on. When Flux improves, everything built on top of it improves too.
Image Generation
Flux 3 Image Generation Capabilities
Three areas where Flux 3 moved the needle: overall image quality, text rendering, and generation speed.
Image Quality: Flux 3 vs Midjourney, DALL-E 3, Stable Diffusion 3
Flux 3 closes most of the remaining gap with Midjourney on photorealism — skin texture, lighting, and multi-subject scenes hold up at a level DALL-E 3 and Stable Diffusion 3 don't quite match. Midjourney still leads on stylized, painterly output, but for photorealistic and product-style images, Flux 3 is now the strongest open-architecture option available.
Text Rendering: Fewer Garbled Words, Cleaner Signage
Flux 3 renders in-image text — signs, labels, posters, UI mockups — with far fewer garbled characters than Flux 2 or Stable Diffusion 3 produced. It's not flawless, but it's now reliable enough for short phrases and logos without multiple regenerations.
Generation Speed: Flux 3 Dev vs Flux 3 Pro
Flux 3 Dev is built for local, open-source use and prioritizes flexibility over raw speed. Flux 3 Pro trades some of that flexibility for significantly faster generation, making it the better fit for workflows where turnaround time matters more than local control.
Tools like X Imagine AI leverage the same Flux-based Aurora architecture, letting you access Flux-level image quality without running the model locally.
Coming Soon
Flux 3 Video: The Open-Source AI Video Model Coming Soon
Not yet releasedBlack Forest Labs has confirmed Flux 3 Video is on the way, positioned as an open-source competitor to Kling, Sora 2, Seedance 2.0, and Veo 3 — all of which remain closed, subscription-gated models. This is the part of the Flux 3 release with the most upside, and it hasn't happened yet.
- ✓Runs locally in ComfyUI once weights are released
- ✓No commercial-use restrictions on generated output
- ✓Third-party platforms can integrate the model directly, no licensing negotiation required
Expected quality: on par with, or ahead of, today's top commercial video models — the same trajectory Flux 3's image release followed relative to Flux 2. Once Flux 3 Video ships, this section will be updated with hands-on benchmarks, ComfyUI setup steps, and direct comparisons against Kling, Sora 2, Seedance 2.0, and Veo 3.
When Flux 3 Video releases, X Imagine AI will be one of the first platforms to integrate it — so you can generate Flux 3 videos without local setup.
Flux 3 vs the Competition
Flux 3 vs Midjourney vs DALL-E 3 vs Grok Imagine vs X Imagine AI
How Flux 3 compares to closed models and to X Image Generator platforms already running on Flux-family architecture, like X Imagine AI.
| Feature | Flux 3 | Midjourney | DALL-E 3 | Grok Imagine (Aurora) | X Imagine AINo limits |
|---|---|---|---|---|---|
| Underlying Architecture | Flux (native) | Proprietary | Proprietary (OpenAI) | Aurora (Flux-based) | Aurora / Flux-family |
| Open Source | ✓ Dev weights | ✗ | ✗ | ✗ | ✗ (hosted) |
| Image Quality | Excellent | Excellent | Very good | Very good | Excellent |
| Video Generation | Coming soon | Limited alpha | ✗ | ✓ SuperGrok only | ✓ Included |
| Daily Limits | N/A (self-hosted) | Plan-based | Plan-based | Rate-capped free tier | No daily limits |
| Local Deployment | ✓ Dev version | ✗ | ✗ | ✗ | ✗ (cloud, no setup needed) |
| Commercial Use | ✓ Pro tier | ✓ Paid plans | ✓ | Limited | ✓ |
"✓" reflects capability availability as of the Flux 3 launch; Grok Imagine and X Imagine AI figures reflect current published limits.
The Grok Connection
How Flux 3 Relates to Grok Imagine
xAI didn't build Grok Imagine's image model from scratch. Aurora — the model behind Grok Imagine — is xAI's own implementation of the Flux architecture, adapted and trained for X's platform. Grok Imagine 1.5, the version currently live, runs on this Aurora/Flux foundation. That means every image Grok Imagine produces today is, architecturally, a Flux-family output. Flux 3's release is a signal, not a direct upgrade — Black Forest Labs' architectural gains typically show up in Aurora's next iteration a few months later. Watching Flux 3 is effectively watching Grok Imagine's next generation take shape.
If you want to use Flux-based image generation without Grok's daily credit limits, X Imagine AI offers the same model family with no subscription required.
Grok Imagine + Grok Video + Spicy Mode. Yearly, Monthly, or One-Time.
X Imagine AI brings Grok Imagine image generation, Grok Video creation, and Spicy Mode together on a single platform — with credits you can buy annually, subscribe to monthly, or purchase once and use across included tools. No X Premium subscription. No hitting a daily generation limit mid-project. 15,000+ creators, studios, and agencies have already made the switch.
Annual Starter
Total $120 · All credits available immediately
- 4,000 AI generation credits
- Grok Imagine image generation — full access
- Grok Video generation — cinematic AI video
- Spicy Mode unlocked
- Flux-based engine — advanced processing
- Professional-grade output quality
- Priority generation queue — no wait
- 12-month credit validity
- $120 billed once for the year
- No X Premium subscription needed
Annual Creator
Total $240 · All credits available immediately
- 9,600 AI generation credits
- Grok Imagine image generation — full access
- Grok Video generation — cinematic AI video
- Image-to-video conversion
- Spicy Mode — unlimited access
- Flux-based engine — advanced processing
- Professional-grade output quality
- Priority generation queue — no wait
- 12-month credit validity
- $240 billed once for the year
- No X Premium subscription needed
Annual Studio
Total $468 · All credits available immediately
- 19,200 AI generation credits
- Grok Imagine image generation — unrestricted
- Grok Video generation — cinematic AI video
- Image-to-video conversion
- Spicy Mode — unlimited access
- Flux-based engine — advanced features
- Ultra-high resolution output
- Priority generation — no queue
- Batch image processing
- 12-month credit validity
- $468 billed once for the year
- Priority technical support
Annual Scale
Total $708 · All credits available immediately
- 33,600 AI generation credits
- Grok Imagine image generation — unrestricted
- Grok Video generation — cinematic AI video
- Image-to-video conversion
- Spicy Mode — unlimited access
- Flux-based engine — advanced features
- Ultra-high resolution output
- Priority generation — no queue
- Batch image processing
- 12-month credit validity
- $708 billed once for the year
- Priority technical support
Annual Starter
Total $120 · All credits available immediately
- 4,000 AI generation credits
- Grok Imagine image generation — full access
- Grok Video generation — cinematic AI video
- Spicy Mode unlocked
- Flux-based engine — advanced processing
- Professional-grade output quality
- Priority generation queue — no wait
- 12-month credit validity
- $120 billed once for the year
- No X Premium subscription needed
Annual Creator
Total $240 · All credits available immediately
- 9,600 AI generation credits
- Grok Imagine image generation — full access
- Grok Video generation — cinematic AI video
- Image-to-video conversion
- Spicy Mode — unlimited access
- Flux-based engine — advanced processing
- Professional-grade output quality
- Priority generation queue — no wait
- 12-month credit validity
- $240 billed once for the year
- No X Premium subscription needed
Annual Studio
Total $468 · All credits available immediately
- 19,200 AI generation credits
- Grok Imagine image generation — unrestricted
- Grok Video generation — cinematic AI video
- Image-to-video conversion
- Spicy Mode — unlimited access
- Flux-based engine — advanced features
- Ultra-high resolution output
- Priority generation — no queue
- Batch image processing
- 12-month credit validity
- $468 billed once for the year
- Priority technical support
Annual Scale
Total $708 · All credits available immediately
- 33,600 AI generation credits
- Grok Imagine image generation — unrestricted
- Grok Video generation — cinematic AI video
- Image-to-video conversion
- Spicy Mode — unlimited access
- Flux-based engine — advanced features
- Ultra-high resolution output
- Priority generation — no queue
- Batch image processing
- 12-month credit validity
- $708 billed once for the year
- Priority technical support
Frequently Asked Questions
Use Flux-Powered Image Generation Now
X Imagine AI uses the same Aurora model architecture as Grok Imagine. No daily credit limits. No Flux 3 local setup required.