Basic
$21.00 /mo
$21 per month for API access billed through ModelsLab.
- API calls
- 3,250 API calls per month.
- Parallelism
- Five parallel generations.
Images · Vendor site 2026-10-04
Stable Diffusion API (ModelsLab) offers a REST image generation API and browser playground for SD 1.5, SDXL, Flux, ControlNet, LoRA, and thousands of community models with documented POST examples and tiered monthly call limits.
Understand the total cost
Basic
$21.00 /mo
$21 per month for API access billed through ModelsLab.
Standard
$47.00 /mo
$47 per month on the pricing page.
Open Source Unlimited
$149.00 /mo
$149 per month; annual $1,500/year also listed.
No retained pricing changes yet. A current price alone does not establish a historical trend.
Reviewed vendor source
Read original source ↗Facts apply to the named version and check date. Send a sourced correction if something changed.
We could not confirm a free plan for Stable Diffusion API.
Stable Diffusion API paid plans start at $21 per month (Basic $21/mo, Standard $47/mo, Open Source Unlimited $149/mo). Prices are in USD and last checked Oct 4, 2026.
API or developer access is mentioned. Homepage and docs show POST requests to the dreambooth endpoint with an API key and model_id parameters.