AI Launch Profile
Introducing Stable Diffusion 3.5
Stability AI released Stable Diffusion 3.5 Large and Large Turbo as open model weights, followed by Stable Diffusion 3.5 Medium.
At a glance
Launch Snapshot
- Company
- Stability AI
- Launch date
- October 22, 2024
- Launch type
- Open-Source Release
- Category
- AI Image Tools, AI Open-Weight Models
- Audience
- AI Artists, Creators, Developers
- Pricing
- Weights are available under the Stability AI Community License, with API and enterprise licensing options.
- Free plan
- Yes
- API
- Yes
- Open weights/source
- Yes
Launch Context
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Verification & Sources
- Status
- Verified
- Source links
- 4
- Freshness
- Needs recheck: verified June 8, 2026
- Last verified
- June 8, 2026
- Last updated
- June 11, 2026
Key source checks
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Kingy Launch Score
8.0 / 10 · Solid
One earned credibility score, computed from cited evidence — not a placeholder. How the Kingy Launch Score works
Why this score
- Source & verification 8.0/10 — The announcement, platform release notes, the Hugging Face model, and the GitHub repository — four dated first-party sources. stability.ai
- Product evidence 9.0/10 — Open weights on Hugging Face plus a public repository and API access — fully downloadable. huggingface.co
- Significance & novelty 7.5/10 — Large, Large Turbo, and then Medium as open weights — a strong, customizable open image family answering creator demand. stability.ai
- Traction signals not scored — insufficient sourced evidence
- Offer clarity 7.0/10 — Weights under the Stability AI Community License, with API and enterprise licensing options documented. stability.ai
Evidence checked 2026-07-10
Creator Coverage Next Steps
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Kingy AI Take
Stability AI released Stable Diffusion 3.5 Large and Large Turbo — followed by Medium — as open weights on Hugging Face with a public repository and API access (stability.ai). AI Artists, Creators, and Developers wanting customizable image models can download, fine-tune, and self-host the family. The Community License is not unrestricted open source, so review its terms for commercial deployment before building a product on it.
Who it is for
Image creators, app builders, researchers, and teams that want customizable image models with downloadable weights.
Traction notes
Stable Diffusion 3.5 addressed creator and developer demand for a stronger, more customizable open image model family.
Source-backed record