Comparison
Leonardo AI vs Stable Diffusion
Leonardo AI vs Stable Diffusion, laid out side by side: pricing model, platforms, available models, core features, and supported formats. Both tools are listed under the Image Generation category, and every field comes from this site's directory records. A pricing model is not an amount.
Quick verdict
Leonardo AI: Fast Tokens tiers with unlimited relaxed generation on selected models; Stable Diffusion: SD 3.5-era open weights you can self-host. Start with the task you need to finish. Sharing a category does not establish that they are interchangeable; they may serve different stages of a workflow. The conditions and evidence gaps for each follow below.
How to choose for the same task
Both sides belong to the Image Generation category. The conditionals below come from this site's directory records: first check which side's suitability fits your task and which side's exclusions affect you less; if both fit, decide by pricing basis and by how well platforms and formats line up. Prices appear only where a record has been verified; where it has not, no number is given.
Leonardo AI
Fact sourceWhen to pick it Choose Leonardo AI when a team has to split image allowances from one shared token pool across several members and needs works private by default and unlimited relaxed generation on the models the page names.
When to skip it Free keeps works public and quality at Basic, and the Token Bank and private works start at Essential; the yearly amounts were not rendered this round, so compare yearly by reopening the page yourself. To self-host an open-weights image pipeline, the closer directory records are Flux and Stable Diffusion; to put AI generation inside template-based design files, the closer record is Canva AI. This is not a ranked review.
Verified price: Pay Monthly view: FREE 0; ESSENTIAL 12; PREMIUM 30; ULTIMATE 60 — USD / month; STARTER 72 — USD / month (page labels 24 USD / seat); GROWTH 144 — USD / month (page labels 48 USD / seat). Page also has Pay Yearly (states save up to 20%) but annual amounts not rendered. (region: not stated, checked 2026-10-12). Annual prices are not converted to monthly.
Official sourceStable Diffusion
Fact sourceWhen to pick it Keeping the image pipeline on your own machines while the official Community License still applies, which it does below US $1,000,000 in annual revenue, is the band where Stable Diffusion 3.5 is the open-weights choice.
When to skip it Everything beside self-hosting is billed in credits (Stable Diffusion 3.5 Large is 6.5 credits per image), and above US $1,000,000 in annual revenue the Community License no longer covers you. To build a controlled graph-style workflow without writing your own scheduler, the closer directory record is ComfyUI; for another family of open-weights image models licensed per variant, the closer record is Flux. This is not a ranked review.
Verified price: 1 credit = 0.01 USD; Stable Image Ultra 8; Stable Diffusion 3.5 Large 6.5; 3.5 Large Turbo 4; 3.5 Medium 3.5; 3.5 Flash 2.5; Stable Image Core 3; SDXL 1.0 from 0.9 — credits / image; upscaling Creative 60; Conservative 40; Fast 2; signup bonus 25 credits. (region: not stated, checked 2026-10-12). Annual prices are not converted to monthly.
Official source| Attribute | ||
|---|---|---|
| Directory score | 4.6 / 5 | 4.6 / 5 |
| Pricing | Freemium | Free |
| Platforms | Not verified | Not verified |
| Models | Not verified | Not verified |
| Core features | Not verified | Stable Diffusion 3.5 (Large / Turbo / Medium), SDXL and SDXL Turbo, Editing: inpaint, outpaint, remove background, search and replace |
| Formats | Not verified | Not verified |
Cells marked "Not verified" in the table are fields the directory still keeps but did not check item by item against the official source this time; they are not verified facts. Please double-check them on the detail pages for Leonardo AI, Stable Diffusion.
Open a tool page for its official source link and directory record date.
Open the comparison tool to combine more tools →FAQ
How does Leonardo AI pricing compare with Stable Diffusion?+
Leonardo AI: Verified price: Pay Monthly view: FREE 0; ESSENTIAL 12; PREMIUM 30; ULTIMATE 60 — USD / month; STARTER 72 — USD / month (page labels 24 USD / seat); GROWTH 144 — USD / month (page labels 48 USD / seat). Page also has Pay Yearly (states save up to 20%) but annual amounts not rendered. (region: not stated, checked 2026-10-12). Annual prices are not converted to monthly. Stable Diffusion: Verified price: 1 credit = 0.01 USD; Stable Image Ultra 8; Stable Diffusion 3.5 Large 6.5; 3.5 Large Turbo 4; 3.5 Medium 3.5; 3.5 Flash 2.5; Stable Image Core 3; SDXL 1.0 from 0.9 — credits / image; upscaling Creative 60; Conservative 40; Fast 2; signup bonus 25 credits. (region: not stated, checked 2026-10-12). Annual prices are not converted to monthly.
Which platforms do Leonardo AI and Stable Diffusion support?+
Leonardo AI runs on "Not verified" (see the Leonardo AI page); Stable Diffusion runs on "Not verified" (see the Stable Diffusion page). If you hand work between devices — draft on desktop, tweak on mobile — check that both ends of your usual setup are covered, and note that feature completeness can differ per platform.
Which file formats do Leonardo AI and Stable Diffusion support?+
Leonardo AI supports "Not verified" (see the Leonardo AI page); Stable Diffusion supports "Not verified" (see the Stable Diffusion page). Format coverage decides whether either tool slots into your existing asset and delivery pipeline, so align inputs and outputs before pairing them.
Should I pick Leonardo AI or Stable Diffusion?+
Leonardo AI: Choose Leonardo AI when a team has to split image allowances from one shared token pool across several members and needs works private by default and unlimited relaxed generation on the models the page names. Stable Diffusion: Keeping the image pipeline on your own machines while the official Community License still applies, which it does below US $1,000,000 in annual revenue, is the band where Stable Diffusion 3.5 is the open-weights choice.
Where does this comparison data come from, and how fresh is it?+
The directory record for Leonardo AI is dated 2026-10-12 and for Stable Diffusion 2026-10-12. Pricing models, platforms, models, features, and formats come from this site's directory records rather than live crawling. A pricing model is not an amount. Capabilities and prices change between versions, so re-check the official sources linked from each tool page before deciding.