How image models are priced
Image generation APIs charge per image, with the price depending on resolution and quality. In 2026 typical API prices run from about $0.003 for fast Stable Diffusion endpoints to $0.04–0.08 for DALL·E 3 standard and up to $0.12–0.25 for HD or large sizes. Subscription tools such as Midjourney bundle a monthly quota instead, which this calculator can model by dividing the subscription by the images you actually use.
Why regenerations matter
Nobody ships the first image. Designers typically generate two to five variations per final asset, so the true cost per usable image is the API price multiplied by the regeneration count. Enter your realistic ratio; for product photography and social posts 2–3 is common, for hero illustrations 5 or more.
Reducing cost
Generate at a lower resolution for drafts and upscale only the chosen image, write more specific prompts to cut retries, and batch similar requests. For high volumes, self-hosting an open model on a rented GPU becomes cheaper above roughly 50,000 images a month.
Frequently asked questions
How much does DALL·E 3 cost per image?
Roughly $0.04 for a standard 1024×1024 image and $0.08 for HD, at 2026 API prices; check the current pricing page.
Is Midjourney cheaper than an API?
For a few hundred images a month a subscription is usually cheaper; for thousands an API or self-hosted model wins.
Does this include upscaling or editing calls?
No. Add them as extra regenerations if your workflow uses them heavily.