Stability AI pricing: credits and API
Stability AI API usage is credit-based (1 credit = $0.01), with 25 free starter credits. Sample service rates below are from platform.stability.ai/pricing on 2026-11-14.
Credits1 credit = $0.0125 free credits to start
Stable Image Ultra8 credits$0.08 per generation
SD 3.5 Large6.5 credits$0.065
Stable Audio 2.5/3.08 credits$0.08 per job
All Stability AI plans
Per-seat prices in USD from the official pricing pages. “Annual billing” is the per-month price when billed annually, as the vendor states it; the yearly total is shown where published.
Swipe sideways to see all columns
| Plan | Monthly billing | Annual billing | Seats | Usage (as published) |
|---|
Sources: .
Sample API rates
| Feature | Credits | USD equiv |
|---|---|---|
| Stable Image Ultra | 8 | $0.08 |
| SD 3.5 Large | 6.5 | $0.065 |
| SD 3.5 Large Turbo | 4 | $0.04 |
| Stable Image Core | 3 | $0.03 |
| Creative Upscaler | 60 | $0.60 |
| Stable Audio 2.5 / 3.0 | 8 | $0.08 |
| Stable Fast 3D | 10 | $0.10 |
- Buy more credits on the Stability account page. Prices can change as models improve.
Source: https://platform.stability.ai/pricing (checked 2026-11-14). stability.ai/pricing returned 404 — platform docs used.
How Stability AI pricing works
Credits
Every API call spends credits printed per service. Convert to USD at $0.01 per credit.
How we check prices
Official Stability AI platform pricing docs. Corrections: [email protected].
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Stability AI pricing FAQ
How much is Stability AI Ultra?
8 credits ($0.08) per generation on the platform pricing page.
Is there a free allowance?
25 free credits to start.
How much is one Stability AI credit?
1 credit = $0.01, and the platform pricing page listed Stable Image Ultra at 8 credits ($0.08) per generation. There are 25 free starter credits. Confirm current model rates on platform.stability.ai/pricing.
Where do I buy more Stability credits?
On the Stability account page, as noted on platform.stability.ai/pricing (checked 2026-11-14). Credit prices can change as models change, so re-check the official page before a large purchase.