Flux 1.1 ProvsFLUX.1 Pro
Black Forest Labs vs Black Forest Labs — Side-by-side model comparison
Head-to-Head Comparison
| Metric | Flux 1.1 Pro | FLUX.1 Pro |
|---|---|---|
| Provider | Black Forest Labs | Black Forest Labs |
| Arena Rank | — | — |
| Context Window | — | N/A (image) |
| Input Pricing | $0.04/img/1M tokens | API-based/1M tokens |
| Output Pricing | — | API-based/1M tokens |
| Parameters | 12B | 12B |
| Open Source | No | No |
| Best For | Image generation, design | Professional image generation, design, marketing |
| Release Date | Oct 2, 2024 | Aug 1, 2024 |
Flux 1.1 Pro
Flux 1.1 Pro, developed by Black Forest Labs, is an image generation model with 12 billion parameters built by the original team behind Stable Diffusion. The model produces high-quality images from text descriptions with excellent prompt adherence, fast generation times, and strong compositional accuracy. Founded by Robin Rombach and others who created the latent diffusion approach used in Stable Diffusion, Black Forest Labs brings deep expertise in diffusion model architecture to Flux. The model competes directly with Midjourney and DALL-E 3 on image quality while offering more flexible API-based access at approximately $0.04 per image. Flux 1.1 Pro supports various aspect ratios, styles, and use cases from photorealism to illustration. Its combination of quality, speed, and accessible API pricing has made it a popular choice for production image generation applications.
FLUX.1 Pro
FLUX.1 Pro, developed by Black Forest Labs, is a professional-grade image generation model with 12 billion parameters designed for commercial creative applications. The model delivers high-quality image synthesis with strong prompt following, detailed compositions, and consistent aesthetic quality. Built by the founding team of Stable Diffusion, FLUX.1 Pro benefits from deep expertise in diffusion model architecture and training methodology. It targets professional designers, marketing teams, and content creators who require reliable, high-quality image generation through API access. The model handles diverse visual styles from photorealistic to artistic, with particular strength in complex scenes containing multiple elements, text overlays, and detailed backgrounds. FLUX.1 Pro is available through API access from Black Forest Labs and third-party providers, positioning it as an enterprise-ready alternative to Midjourney's consumer-focused platform.
Key Differences: Flux 1.1 Pro vs FLUX.1 Pro
Flux 1.1 Pro has 12B parameters vs FLUX.1 Pro's 12B, which affects inference speed and capability.
When to use Flux 1.1 Pro
- +Your use case involves image generation, design
When to use FLUX.1 Pro
- +Your use case involves professional image generation, design, marketing
The Verdict
Flux 1.1 Pro wins our head-to-head comparison with 1 out of 5 category wins. It's the stronger choice for image generation, design, though FLUX.1 Pro holds an edge in professional image generation, design, marketing.
Last compared: April 2026 · Data sourced from public benchmarks and official pricing pages