Outpaint API Pricing
As of October 10, 2026, Outpaint costs $0.004 per image on Stability AI.
- Per image
- $0.004
- Providers
- 1
- Added to LiteLLM
- December 2025
Outpaint pricing by provider
1 listing across 1 provider. Token prices are in US dollars per 1M tokens. The highlighted row is the price quoted above.
| Provider | Model name in LiteLLM | Per image | Context |
|---|---|---|---|
| Stability AI | stability/outpaint | $0.004 | – |
What Outpaint costs in practice
Generating 1,000 images
| Stability AI | $4.00 |
Use Outpaint with LiteLLM
Call Outpaint through the LiteLLM Python SDK, or put it behind the LiteLLM proxy and send OpenAI-format requests to /v1/images/edits. LiteLLM tracks the cost of every request at these prices.
from litellm import image_edit
response = image_edit(
model="stability/outpaint",
image=open("image.png", "rb"),
prompt="Describe your edit",
)model_list:
- model_name: outpaint
litellm_params:
model: stability/outpaint
# credentials: see the provider's LiteLLM docs pagecurl http://0.0.0.0:4000/v1/images/edits \ -H "Authorization: Bearer sk-1234" \ -F model="outpaint" \ -F image=@image.png \ -F prompt="Describe your edit"
Outpaint FAQ
How much does Outpaint cost?
Outpaint costs $0.004 per image on Stability AI.
Which providers offer Outpaint?
Outpaint is available from Stability AI through LiteLLM, using the model name stability/outpaint.
How do I call Outpaint with an OpenAI-compatible API?
Use the LiteLLM Python SDK with model="stability/outpaint", or add the model to the LiteLLM proxy's config.yaml and send requests to /v1/images/edits from any OpenAI client. LiteLLM tracks the cost of every request at the prices on this page.
When did LiteLLM add Outpaint?
Outpaint was added to LiteLLM's model price file in December 2025.
Sources
Prices come from LiteLLM's open-source model_prices_and_context_window.json, which LiteLLM uses to calculate the cost of every request.
LiteLLM docs: Stability AI.
Provider pages: Stability AI.