Photon
luma-photonHigh-quality image generation model optimized for creative professional workflows and ultra-high fidelity outputs
- Price
- $0.036/image
- Aspect ratios
- 1:1, 3:4, 4:3, 9:16, 16:9, 9:21, 21:9
- Input โ output
- Text โ Image
- Developer
- Luma AI
- Updated
- September 24, 2026
Playground
Try Photon
Input & output
This run
$0.036 ยท 3.6 credits
For accounts without a purchase: runs above 2 credits need a top-up.
New here?
10 free credits ($0.10) when you sign up with Google
Usable 24 hours after sign-up, up to 5 runs per day and at most 2 credits per run. Other sign-in methods start without credits.
Examples
Open full sizePrompt
chrome sports car by the sea
Settings
- aspect_ratio
- 16:9
Open full sizePrompt
cinematic still, film noir, 1940s, woman driving a car and smoking a cigarette
Settings
- aspect_ratio
- 16:9
Open full sizePrompt
A black woman with a short hair wearing gold hoop earrings, her hand is placed on the side of her neck, hair with braids, showing a ring, a model for Loewe jewellery campaign
Settings
- aspect_ratio
- 16:9
About Photon
Photon is a model by Luma AI in the Image generation category. On Railwail, Photon costs $0.036 per image. Supported aspect ratios: 1:1, 3:4, 4:3, 9:16, 16:9, 9:21, and 21:9.
Pricing
| Per image | $0.036 per image |
|---|
- 1 credit = $0.01
Cost calculator
Price calculator
Total
$3.60
360 credits
Per run
$0.036 ยท 3.6 credits
Fixed price per run, known before the run starts.
API
curl https://railwail.com/api/v1/images/generations \
-H "Authorization: Bearer $RAILWAIL_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "luma-photon",
"prompt": "A lighthouse on a rocky coast at sunset, photorealistic"
}'import os
from openai import OpenAI
client = OpenAI(
api_key=os.environ["RAILWAIL_API_KEY"],
base_url="https://railwail.com/api/v1",
)
image = client.images.generate(
model="luma-photon",
prompt="A lighthouse on a rocky coast at sunset, photorealistic",
)
print(image.data[0].url)import OpenAI from "openai";
const client = new OpenAI({
apiKey: process.env.RAILWAIL_API_KEY,
baseURL: "https://railwail.com/api/v1",
});
const image = await client.images.generate({
model: "luma-photon",
prompt: "A lighthouse on a rocky coast at sunset, photorealistic"
});
console.log(image.data[0].url);// npm install railwail
import railwail from "railwail";
const rw = railwail(process.env.RAILWAIL_API_KEY);
const res = await rw.image("luma-photon", "A lighthouse on a rocky coast at sunset, photorealistic");
console.log(res.data[0].url);Specifications
- Model ID
luma-photon- Developer
- Luma AI
- Category
- Image generation
- Input
- Text
- Output
- Image
- Aspect ratios
- 1:1, 3:4, 4:3, 9:16, 16:9, 9:21, 21:9
- Billing
- Fixed price, known before the run
- Catalog entry updated
- September 24, 2026
Input parameters
Inputs and settings from the model's input schema. The example in the API section shows which of them the API accepts.
promptrequiredType: TextDefault: โAllowed values: โaspectRatioType: ChoiceDefault: โAllowed values: 1:1, 3:4, 4:3, 9:16, 16:9, 9:21, or 21:9
Tags
- replicate
- luma
- text-to-image
Use cases
Frequently asked questions
What is Photon?
Photon is a model by Luma AI in the Image generation category. On Railwail you can call it with an API key through the Railwail API.
How much does Photon cost on Railwail?
On Railwail, Photon costs $0.036 per image. The price is known before the run starts. Usage is paid from prepaid credits; 1 credit equals $0.01.
Which settings does Photon support?
According to its input schema, Photon knows these parameters: prompt and aspectRatio (1:1, 3:4, 4:3, 9:16, 16:9, 9:21, or 21:9).
How fast is Photon?
There are not enough measured runs of Photon on Railwail yet to state a run time. It depends on the input, the settings and the load at the provider.
Is Photon better than FLUX 1.1 Pro?
That depends on the task. Photon (Luma AI) and FLUX 1.1 Pro (Black Forest Labs) are both models in the Image generation category. The comparison page shows their prices and specifications side by side.
Compare Photon and FLUX 1.1 ProHow do I use Photon through the API?
Create a Railwail API key and send your request with the model ID luma-photon. Code examples for curl, Python and JavaScript are in the API section of this page.
Comparable models
All in this category- FLUX 1.1 ProBlack Forest Labs
Black Forest Labs' flagship text-to-image model. Faster generation than FLUX.1 Pro at higher prompt adherence, with strong photorealism and reliable spatial composition. Runs as a hosted Replicate model.
- Flux 1.1 Pro UltraBlack Forest Labs
FLUX 1.1 Pro in ultra mode. Up to 4 megapixel images with raw mode for photorealism.
- Flux DevBlack Forest Labs
Black Forest Labs' development model. Fast, high-quality image generation with LoRA support.
Use Photon via the API
One API key for every model on Railwail. Usage is charged from prepaid credits, 1 credit = $0.01.