Price checkPer per image
Developer (credit-based)Custom
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All Stability AI API Plans & Pricing

Plan Monthly Annual Best For
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Developer (credit-based)

  • $10 = 1,000 credits ($0.01/credit)
  • 25 free credits for new users
  • Image, video, upscale, 3D
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Quick Answer
Last verified:
Estimate

Stability AI API costs $0.03 to $0.08 per per image as of July 2026. The median contract is $820/year based on 41 verified purchases.

Use the interactive pricing calculator to estimate your exact cost based on team size and requirements.

  • Free tier: No free tier available

Stability AI API offers 1 pricing tiers: Developer (credit-based). The Developer (credit-based) plan is developers using stable diffusion models.

Compared to other ai media apis software, Stability AI API is positioned at the budget-friendly price point.

  • Median contract: $820/yr from 41 purchases Precise
  • 2 documented hidden costs beyond list price
  • Contracts auto-renew — at any time; for Brand Studio, cancellation takes effect at the end of the billing cycle
  • G2 rating: 4.3 out of 5 from 30 reviews (as of Jul 2026)
Last verified: | Sources: 2 pricing pages and reviews

How much does Stability AI API cost?

Stability AI API pricing ranges from $0.03 to $0.08/per image across 1 plans. Plans include Developer (credit-based) (custom pricing).

Stability AI API Pricing Overview

Stability AI API has 1 pricing plans ranging from $0.03 to $0.08/per image. The Developer (credit-based) plan requires contacting sales for a custom quote and is designed for developers using stable diffusion models.

Stability AI API contracts auto-renew.

The median Stability AI API customer pays $820/year based on 41 verified purchases.

There are at least 2 documented hidden costs beyond Stability AI API's list price, including implementation, training, and add-on fees.

This pricing was last verified in July 11, 2026 from 2 independent sources.

See Stability AI API Plans

Stability AI API pricing operates on a credit-based model under the Developer (credit-based) plan, where you pay per API call rather than a fixed monthly subscription. Pricing varies by model and image resolution, making it suitable for developers who want to pay only for what they use. Enterprise and volume pricing options may be available directly through Stability AI.

How Stability AI API Pricing Compares

Compare Stability AI API pricing against top alternatives in AI Media APIs.

Black Forest Labs (Flux) $0.001-$0.08/per image Compare → Kling API $0.084-$0.168/per second of video Compare → Replicate Usage-based Compare →

Usage-Based Rates

Per-unit pricing for Stability AI API API usage.

Developer (credit-based)

Item Dimension Unit Rate
stable-image-ultra image per image $0.080
stable-image-core image per image $0.030
sd-3-5-large image per image $0.065
sd-3-5-large-turbo image per image $0.040
sd-3-5-medium image per image $0.035
  • 1 credit = $0.01
  • Ultra: 8 credits
  • Core: 3 credits
  • SD3.5 Large: 6.5 credits
  • SD3.5 Large Turbo: 4 credits
  • SD3.5 Medium: 3.5 credits

Compare Stability AI API vs Alternatives

Before committing to Stability AI API, compare pricing with these 3 alternatives in the same category.

VSBlack Forest Labs (Flux)
From $0.001/per image

Developers generating images with Flux

Full comparison
VSKling API
From $0.084/per second of video

Developers using standard-quality Kling video generation

Full comparison
VSReplicate
Custom

Trying out AI models and small experiments

Full comparison

All Stability AI API alternatives & migration guides

What Companies Actually Pay for Stability AI API

The median Stability AI API buyer pays $820/year based on 41 verified purchase transactions.

What companies actually pay $820/yr Median across 41 community cost mentions Precise
Review scores
Trustpilot 3.8out of 5 (14)
G2 4.3out of 5 (30)
Third-party review aggregates, as of Jul 2026
Top pricing complaints
resource-intensiverequiring patience during image generationbuggy interfacesinability to fine-tune models or deploy our own
Source: Community cost mentions (Reddit, Hacker News) — aggregated from 41 distinct user reports. Indicative only — not contract-grade data.

How Stability AI API Pricing Compares

Software Starting Price Top Price
Stability AI API $0.025/per image $0.08/per image
Black Forest Labs (Flux) $0.001/per image $0.1/per image
Kling API $0.084/per second of video $0.42/per second of video
WaveSpeedAI $0.005/per image / per second $0.15/per image / per second
Fal.ai $0.02/month $2.1/month
Luma Dream Machine API $4/usage $500/usage

Detailed pricing comparisons:

Browse all AI Media APIs pricing →

2 Stability AI API Hidden Costs Beyond the List Price

Beyond the listed price, Stability AI API has at least 2 documented hidden costs that can significantly increase total cost of ownership.

Watch for 2 hidden costs
  • Developer Resources
    medium 1 source
    industry "However, for enterprise users, Stability AI offers custom pricing with "bulk discounts available" and "annual volume commitments at discounted rates""
  • Rate Limit Management
    medium 1 source
    industry "To avoid timeouts and maximize efficiency, buyers might need to implement strategies like using multiple API keys, dividing tasks, rotating keys, queue management, retry mechanisms, and throttling, which can add to development and operational over..."
Tip

Ask your Stability AI API sales rep about these costs upfront. Getting them in writing before signing can save you from surprise charges later.

Full hidden costs breakdown →

Intelligence sourced from 3 independent sources
industry Trustpilot Consumer reviews G2 B2B reviews
Key claims include inline source attribution. Data verified against multiple independent sources. 5 source citations total.

Stability AI API Contract Terms

Stability AI API contracts auto-renew. Changes require at any time; for Brand Studio, cancellation takes effect at the end of the billing cycle. These terms are sourced from verified buyer experiences.

Contract Terms
Auto-Renewal Yes
Cancellation Notice at any time; for Brand Studio, cancellation takes effect at the end of the billing cycle
Minimum Commitment None for standard API usage; enterprise users may have annual volume commitments for discounted rates
Price Escalation Stability AI reserves the right to change fees with advance notice, with users agreeing to pay increased fees unless they cancel their subscription before the renewal term
Based on 1 verified source

How to Negotiate Stability AI API Pricing

Stability AI API contracts are negotiable. These 1 tactics are sourced from real buyer experiences and procurement specialists.

Negotiation Playbook 1 tactics
Negotiate bulk discounts high success

For enterprise users, Stability AI offers custom pricing with bulk discounts available for annual volume commitments.

https://stability.ai
High success Medium Low / difficult

Full negotiation guide →

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