kitio.aiStable Diffusion web UI vs InvokeAI
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Stable Diffusion web UI starts at Free and InvokeAI starts at Free. Check both pricing pages for current plans.
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
- Unified canvas with layers
- Regional prompting
- Node workflow editor
- Model manager
- Control layers
| Feature | Stable Diffusion web UI | InvokeAI |
|---|---|---|
| Best for | Popular open-source browser interface for local Stable Diffusion | Open-source image studio with a layered canvas and node workflows |
| Category | Image | Image |
| Pricing model | Free | Free |
| Starting price | Free | Free |
| Free plan | Yes, fully free | Yes, fully free |
| Made by | AUTOMATIC1111 | Invoke community |
| Based in | – | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Stable Diffusion web UI starts at Free and InvokeAI starts at Free. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
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
InvokeAI
- Polished artist-friendly canvas
- Free and local
- Supports newer models
- Hosted version no longer offered
- Needs a capable GPU
- Smaller extension ecosystem
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 InvokeAI if you want:
- Polished artist-friendly canvas
- Free and local
- Supports newer models
Watch out: hosted version no longer offered.
Stable Diffusion web UI vs InvokeAI FAQ
What is the difference between Stable Diffusion web UI and InvokeAI?
Stable Diffusion web UI: Popular open-source browser interface for local Stable Diffusion. InvokeAI: Open-source image studio with a layered canvas and node workflows. Both are image tools.
Is Stable Diffusion web UI or InvokeAI cheaper?
Stable Diffusion web UI starts at Free and InvokeAI starts at Free. Check both pricing pages for current plans.
Do Stable Diffusion web UI and InvokeAI have free plans?
Stable Diffusion web UI: Yes, fully free. InvokeAI: Yes, fully free.
Who makes Stable Diffusion web UI?
Stable Diffusion web UI is made by AUTOMATIC1111.
Who makes InvokeAI?
InvokeAI is made by Invoke community.
Which should I choose, Stable Diffusion web UI or InvokeAI?
Choose Stable Diffusion web UI if you value free and fully local and huge extension library. Choose InvokeAI if you value polished artist-friendly canvas and free and local.