FLUX.1 vs Stable Diffusion: Next-gen open model vs the original open diffusion
by Black Forest Labs
FLUX.1 by Black Forest Labs set new benchmarks for open-source image generation. FLUX.1 [schnell] is fast and free; FLUX.1 [dev] is open for research; FLUX.1 [pro] via API rivals subscription tools. Run it free on Replicate, Hugging Face, or any of dozens of hosted interfaces.
by Stability AI
The open-source family of image models. Runs locally on any modern GPU. Endless community fine-tunes, LoRAs, ControlNets. SDXL and SD3.
| Feature | FLUX.1 | Stable Diffusion |
|---|---|---|
| Vendor | Black Forest Labs | Stability AI |
| Category | Image Generation | Image Generation |
| Free tier | Yes | Yes |
| Starting price | Free | Free |
| Strengths | open-source dev/schnell variants, state-of-the-art prompt adherence, free to run locally | free forever, runs locally, total control |
| Weaknesses | no official consumer web app, hardware-intensive to run locally | setup complexity, hardware requirements |
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