kitio.aiStable Diffusion web UI vs Civitai
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Stable Diffusion web UI is completely free, while Civitai is freemium.
At a glance
Best for
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Text-to-image and img2img
- Inpainting
- Extensions ecosystem
- Upscaling
- Prompt matrix and X/Y plots
- Model and LoRA downloads
- On-site generator
- LoRA trainer
- Prompt and settings sharing
- Bounties
| Feature | Stable Diffusion web UI | Civitai |
|---|---|---|
| Best for | Popular open-source browser interface for local Stable Diffusion | Community hub for sharing and running open image models and LoRAs |
| Category | Image | Image |
| Pricing model | Free | Freemium |
| Starting price | Free | $10/mo |
| Free plan | Yes, fully free | Yes |
| Made by | AUTOMATIC1111 | Civitai |
| Based in | – | United States |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Stable Diffusion web UI is completely free, while Civitai is freemium.
Free plan
Cheapest paid plan
Top plan
Free trial
3 plans
Bronze
$10/mo
- 10,000 Buzz / month
- 3 private models
- 8 images per job
- Monetize 10 model versions / month
Silver
$25/mo
- 25,000 Buzz / month
- 10 private models
- 10 images per job
- Monetize 25 model versions / month
Gold
$50/mo
- 50,000 Buzz / month
- 100 private models
- 12 images per job
- 20% bonus Buzz on purchases
Prices in USD, checked Oct 28, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
Stable Diffusion web UI
- Free and fully local
- Huge extension library
- Familiar tab layout
- Slow to support new models
- Setup needs some tech skill
- Development has slowed
Civitai
- Largest library of open models
- Prompts shown with every image
- Free downloads
- Lots of mature content to filter
- Quality varies widely
- Buzz system is complex
Which one should you choose?
Choose Stable Diffusion web UI if you want:
- Free and fully local
- Huge extension library
- Familiar tab layout
Watch out: slow to support new models.
Choose Civitai if you want:
- Largest library of open models
- Prompts shown with every image
- Free downloads
Watch out: lots of mature content to filter.
Stable Diffusion web UI vs Civitai FAQ
What is the difference between Stable Diffusion web UI and Civitai?
Stable Diffusion web UI: Popular open-source browser interface for local Stable Diffusion. Civitai: Community hub for sharing and running open image models and LoRAs. Both are image tools.
Is Stable Diffusion web UI or Civitai cheaper?
Stable Diffusion web UI is completely free, while Civitai is freemium.
Do Stable Diffusion web UI and Civitai have free plans?
Stable Diffusion web UI: Yes, fully free. Civitai: Yes.
Who makes Stable Diffusion web UI?
Stable Diffusion web UI is made by AUTOMATIC1111.
Who makes Civitai?
Civitai is made by Civitai, based in United States.
Which should I choose, Stable Diffusion web UI or Civitai?
Choose Stable Diffusion web UI if you value free and fully local and huge extension library. Choose Civitai if you value largest library of open models and prompts shown with every image.