Pricing

Power your applications with the Stability AI API.

How does pricing work?

API usage is based on credits. 1 credit = $0.01.Pricing is subject to change as we improve our models and infrastructure.

Buying credits

Get started with 25 free credits. Check your credit balance and purchase additional credits on your account page.

Audio

Stability AI text-to-audio, audio-to-audio, and audio inpaint models.

Service	Description	Price (credits)
Stable Audio 3.0	Generate up to six minutes high-quality audio with coherent structure from text prompts or audio samples	8
Stable Audio 2.5	Generate up to three minutes high-quality audio with coherent structure from text prompts or audio samples	8

Stable Image services

A growing set of APIs for developers to build the best in class image applications.

Generate

Service	Description	Price (credits)
Stable Image Ultra	Flagship image service based on Stable Diffusion 3.5 Large, offering the highest quality and detail	8
Stable Diffusion 3.5 Large	SD 3.5 is our most powerful 8 billion parameter base model with superior quality and prompt adherence	6.5
Stable Diffusion 3.5 Large Turbo	Turbo variant of Stable Diffusion 3.5 Large, for fast high-quality images	4
Stable Diffusion 3.5 Medium	The 2 and 2.5 billion parameter variants of Stable Diffusion 3.5 respectively	3.5
Stable Diffusion 3.5 Flash	The distilled version of Stable Diffusion 3.5 Medium, for fast, high-quality images	2.5
Stable Image Core	Optimized for fast and cost-effective image generation	3
SDXL 1.0	Legacy base model for straightforward image generation	From 0.9

Upscale

Service	Description	Price (credits)
Creative Upscaler	Transform any low-res, poor quality image into a 4k masterpiece with prompt guidance	60
Conservative Upscaler	Upgrade low-res to 4k without reinterpreting the image	40
Fast Upscaler	Simple, low-cost upscaler to increase image resolution by 4, up to 4 megapixels	2

Edit

Service	Description	Price (credits)
Erase Object	Removes unwanted objects, such as blemishes on portraits or items on desks	5
Inpaint	Use a mask (or alpha channel) to replace anything in an image	5
Outpaint	Inserts additional content in an image to fill in the space in any direction	4
Remove Background	Removes the background while preserving foreground	5
Search and Recolor	Use simple words to change the color of an object	5
Search and Replace	Use simple words to automatically find an object in image and replace it with the desired prompt	5
Replace Background & Relight	Swap backgrounds and adjust lighting to match the subject	8

Control

Service	Description	Price (credits)
Structure	Use an input image to precisely guide generation	5
Sketch	Use a sketch or line art to guide generation	5
Style Guide	Use the style from an input image to guide the generation of a new image	5
Style Transfer	Apply visual styles from reference images to a target image to maintain consistency across content	8

3D

Stability AI 3D models for generating 3D assets from a single input image.

Service	Description	Price (credits)
Stable Fast 3D	Stable Fast 3D generates high-quality 3D assets from a single 2D input image	10
Stable Point Aware 3D	SPAR3D makes real-time edits and creates the complete structure of a 3D object from a single image	4

Getting started

Resources

Legacy

How does pricing work?

Buying credits

Audio

Stable Image services

Generate

Upscale

Edit

Control

3D

How does pricing work?

Buying credits

​Audio

​Stable Image services

​Generate

​Upscale

​Edit

​Control

​3D

Audio

Stable Image services

Generate

Upscale

Edit

Control

3D