Photon Flash

Image generationNewAvailable
by Luma AIModel ID: luma-photon-flash

Accelerated variant of Photon prioritizing speed while maintaining quality

Price
US$0.012/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
24 September 2026
01

Playground

Try Photon Flash

Input & output

US$0.012/image
Try Photon Flash
Advanced settings (1)
Output
Your image appears here.

This run

US$0.012 ยท 1.2 credits

New here?

10 free credits (US$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. Enough for 8 runs of this model.

02

Examples

Real outputs from the public examples of this model on Replicate, with the prompt and settings that produced them. They were not generated live on this page.
  • Example output 1 from Photon Flash: A train car is engulfed in a massive explosion, with flames and smoke billowing into the sky as debris flies in all directions, cinematic phOpen full size

    Prompt

    A train car is engulfed in a massive explosion, with flames and smoke billowing into the sky as debris flies in all directions, cinematic photograph, explosive action, high contrast, dynamic lighting.

    Settings

    aspect_ratio
    16:9
  • Example output 2 from Photon Flash: Hand reaching up for falling purple flower petals, subdue, realistic cameraOpen full size

    Prompt

    Hand reaching up for falling purple flower petals, subdue, realistic camera

    Settings

    aspect_ratio
    16:9
  • Example output 3 from Photon Flash: Beautiful dog in yellow background settingOpen full size

    Prompt

    Beautiful dog in yellow background setting

    Settings

    aspect_ratio
    16:9
03

About Photon Flash

TL;DRAs of 24 September 2026

Photon Flash is a model by Luma AI in the Image generation category. On Railwail, Photon Flash costs US$0.012 per image. Supported aspect ratios: 1:1, 3:4, 4:3, 9:16, 16:9, 9:21 and 21:9.

04

Pricing

Prices in US dollars. Usage is charged from prepaid credits.
Per imageUS$0.012 per image
  • 1 credit = US$0.01

Cost calculator

Price calculator

Total

US$1.20

120 credits

Per run

US$0.012 ยท 1.2 credits

Fixed price per run, known before the run starts.

05

API

Call Photon Flash with your Railwail API key. Use this model ID in the request:
curl https://railwail.com/api/v1/images/generations \
  -H "Authorization: Bearer $RAILWAIL_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "luma-photon-flash",
    "prompt": "A lighthouse on a rocky coast at sunset, photorealistic"
  }'
Set your key as RAILWAIL_API_KEYCreate API key
06

Specifications

Model ID
luma-photon-flash
Developer
Luma AI
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
24 September 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.

  • promptrequired
    Type: Text
    Default: โ€“
    Allowed values: โ€“
  • aspectRatio
    Type: Choice
    Default: โ€“
    Allowed values: 1:1, 3:4, 4:3, 9:16, 16:9, 9:21 or 21:9

Tags

  • replicate
  • luma
  • text-to-image
07

Use cases

08

Frequently asked questions

What is Photon Flash?

Photon Flash 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 Flash cost on Railwail?

On Railwail, Photon Flash costs US$0.012 per image. The price is known before the run starts. Usage is paid from prepaid credits; 1 credit equals US$0.01.

Which settings does Photon Flash support?

According to its input schema, Photon Flash 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 Flash?

There are not enough measured runs of Photon Flash on Railwail yet to state a run time. It depends on the input, the settings and the load at the provider.

Is Photon Flash better than FLUX 1.1 Pro?

That depends on the task. Photon Flash (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 Flash and FLUX 1.1 Pro

How do I use Photon Flash through the API?

Create a Railwail API key and send your request with the model ID luma-photon-flash. Code examples for curl, Python and JavaScript are in the API section of this page.

09

Comparable models

All in this category

Use Photon Flash via the API

One API key for every model on Railwail. Usage is charged from prepaid credits, 1 credit = US$0.01.