uni-1-max API

luma/uni-1-max
uni-1-max is Luma AI's premium image generation model, delivering maximum quality for text-to-image creation and reference-guided editing in professional workflows.
Output
Released
Mar 23, 2026

Overview

What is uni-1-max API?

uni-1-max is Luma AI's premium image generation model — the highest-quality option in the Luma image family. It delivers superior detail, texture fidelity, and compositional accuracy over uni-1, making it suitable for professional and production-grade workflows where output quality is non-negotiable.

Technical Specifications

  • Supported inputs: Text prompt, image references
  • Output: Single generated image at maximum quality
  • Editing: Reference-guided image editing with additional cost per extra reference
  • Endpoint: /v1/images/generations

Performance Benchmarks
[embed]

uni-1-max API Pricing

  • Text-to-image: $0.13 / image
  • Edit / 1 reference: $0.1339 / image
  • Each additional reference: $0.0039 / reference

Code Sample
[embed]

Comparison with Other Models

  • vs uni-1: uni-1 offers the same capabilities at lower cost. Choose uni-1-max when maximum output quality is required.
  • vs other image models: uni-1-max is optimised for high-fidelity reference-guided composition at a competitive price point.

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Use cases

Final hero images and ad creative are documented as suitable use cases for Luma Uni-1 Max, especially when higher-quality output justifies the extra cost.

Brand and marketing key art is another stated use case, including hero shots for campaigns, ad banners, and social cover art.

Packaging mockups are also listed, covering bottles, bags, boxes, cans, and labels with readable brand names and short product copy.

Posters and editorial layouts are documented as a fit as well, including movie posters, event posters, magazine cover lines, and gallery announcements.

How to use uni-1-max API

Install any OpenAI-compatible SDK, point it at api.aimlapi.com/v1, and set the model to luma/uni-1-max.
import requests

r = requests.post(
    "https://api.aimlapi.com/v1/images/generations",
    headers={"Authorization": "Bearer " + AIMLAPI_KEY},
    json={
      "model": "luma/uni-1-max",
      "prompt": "A cat holding a sign that says hello"
    },
)
print(r.json())
const r = await fetch("https://api.aimlapi.com/v1/images/generations", {
  method: "POST",
  headers: {
    Authorization: `Bearer ${process.env.AIMLAPI_KEY}`,
    "Content-Type": "application/json",
  },
  body: JSON.stringify({
    "model": "luma/uni-1-max",
    "prompt": "A cat holding a sign that says hello"
  }),
});
console.log(await r.json());
curl -X POST https://api.aimlapi.com/v1/images/generations \
  -H "Authorization: Bearer $AIMLAPI_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"luma/uni-1-max","prompt":"A cat holding a sign that says hello"}'

OpenAI-compatible — swap the base URL and it works with your existing SDK.

uni-1-max API Pricing

TypePrice
Output

uni-1-max vs other models

ModelInputOutputContextBest for
uni-1-max
This page
Image generation at scale
$0.325 / 1M tokens
$78 / 1M tokens
128K tokens
Image generation at scale
$6.5 / 1M tokens
$39 / 1M tokens
Image generation at scale
Image generation at scale
$0.0195 / MP (variable)
Image generation at scale

Frequently asked questions

uni-1-max takes image, text as input and returns image.

Yes, uni-1-max accepts image input as well as a text prompt.

uni-1-max was built by Luma AI.

Send a request to https://api.aimlapi.com/v1/images/generations with luma/uni-1-max as the model id.

Yes. uni-1-max is served through AI/ML API, so the same key and endpoint format used for other models applies.

Uni-1 Max is the higher-quality image generation and editing variant of Uni-1, using the same parameters.

Yes, Uni-1 Max is described as an image generation and editing model.

Yes, Uni-1 Max shares the same parameters as Uni-1, differing only in output quality.

Yes, Uni-1 Max includes a web search feature and capability.

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