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Side-by-side comparison

Leonardo AI vs Stability AI

Leonardo AI

Image & Graphics

Scale campaigns and content production with Leonardo for Teams. AI creative tools for marketing and design leaders to deliver more, faster.

Stability AI

Image & Graphics

Stability AI is an enterprise-ready creative partner delivering professional-grade generative AI tools for image, video, audio, and 3D content production.

At a glance

Leonardo AIStability AI
PricingFreemiumFreemium
Free planYesYes
Starting price$12/month—
CategoryImage & GraphicsImage & Graphics
Best forGame artists creating concept art and character designsDevelopers adding image, audio or 3D generation to apps through the API

Prices come from each official site and can change. Check the official pricing pages before subscribing.

Key features

Leonardo AI

  • Image and video generation with 80+ models, including third-party models
  • Train personal AI models from 10–20 of your own images
  • Realtime Canvas and Realtime Generation for live sketch-to-image
  • Leo Agent, Blueprints and Flow State creative workflows
  • Unlimited relaxed image generation on select models (Premium+)
  • Private generations and token rollover on paid plans
  • Developer API with pay-as-you-go credits

Stability AI

  • Stable Diffusion 3.5 image models, including Large, Medium and Flash
  • Stable Image Ultra and Core APIs for text-to-image generation
  • Editing APIs: erase, inpaint, outpaint, background removal, search-and-replace
  • Creative, Conservative and Fast upscalers up to 4K
  • Stable Audio 3.0 generates up to six minutes of audio
  • Stable Fast 3D turns a single image into a 3D asset
  • Self-hostable model weights under the free Community License

Pros

Leonardo AI

  • Free plan gives 150 fast tokens per day
  • Wide model selection, including third-party models on paid plans
  • Paid users retain ownership of their generated images
  • Unused tokens roll over into a token bank on paid plans

Stability AI

  • Model weights can be self-hosted, giving control over data and customization
  • Community License is free for individuals and organizations under $1M revenue
  • Pay-as-you-go API priced per generation, with 25 free credits to start
  • Covers image, audio and 3D generation in one model family

Cons

Leonardo AI

  • Free plan is limited to Auto model selection and public generations
  • Token costs vary by model, making usage harder to predict
  • Third-party models and Flow State always consume tokens
  • Relaxed unlimited generation is slower and limited to select models

Stability AI

  • No simple consumer subscription plan is listed on stability.ai
  • Self-hosting requires technical skills and capable GPU hardware
  • Organizations above $1M annual revenue need a paid Enterprise License
  • Community License restricts using the models to build competing foundation models

Which one should you choose?

Choose Leonardo AI if you need

  • Game artists creating concept art and character designs
  • Marketers producing product images and social visuals
  • Designers training custom models for a consistent brand style
  • Hobbyists exploring AI art across many styles

Choose Stability AI if you need

  • Developers adding image, audio or 3D generation to apps through the API
  • Teams self-hosting and fine-tuning open-weight models on their own hardware
  • Marketing and e-commerce teams producing product and campaign visuals
  • Game and entertainment studios prototyping assets and storyboards

Leonardo AI vs Stability AI: FAQ

Is Leonardo AI better than Stability AI?

Neither is better for everyone. Leonardo AI: Scale campaigns and content production with Leonardo for Teams. AI creative tools for marketing and design leaders to deliver more, faster. Stability AI: Stability AI is an enterprise-ready creative partner delivering professional-grade generative AI tools for image, video, audio, and 3D content production. Pick Leonardo AI for game artists creating concept art and character designs, and Stability AI for developers adding image, audio or 3D generation to apps through the API.

Do Leonardo AI and Stability AI have free plans?

Yes, both offer free access with usage limits. Paid plans raise those limits and add features.

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