---
title: Imagen 4 Fast — Fast Image Gen | ModelsLab
description: Generate high-quality images up to 2K with Imagen 4 Fast API. Try rapid text-to-image at $0.02 per output for prototypes and high-volume tasks.
url: https://modelslab.com/imagen-4-fast
canonical: https://modelslab.com/imagen-4-fast
type: website
component: Seo/ModelPage
generated_at: 2026-04-23T13:28:22.280581Z
---

Available now on ModelsLab · Image Generation

Imagen 4 Fast
Fast Images, Sharp Detail
---

[Try Imagen 4 Fast](/models/google/imagen-4.0-fast-generate) [API Documentation](https://docs.modelslab.com)

![Imagen 4 Fast](https://assets.modelslab.ai/generations/8915ef59-224d-417d-97e0-2f3fce8c34ee.webp)

Generate Speed, Keep Quality
---

Ultra Speed

### 10x Faster Generation

Imagen 4 Fast model delivers images up to 10x faster than Imagen 3 at $0.02 per output.

High Clarity

### 2K Resolution Outputs

Supports resolutions up to 2K with fine detail in textures, lighting, and materials.

Prompt Fidelity

### Complex Text Handling

Imagen 4 Fast API processes long prompts accurately for style versatility and text rendering.

Examples

See what Imagen 4 Fast can create
---

Copy any prompt below and try it yourself in the [playground](/models/google/imagen-4.0-fast-generate).

Mountain Sunrise

“Photograph of a mountain peak at sunrise, epic panoramic view of valleys below, dramatic golden light, high detail, photorealistic, 16:9 aspect ratio”

Urban Timelapse

“Cinematic timelapse of a bustling city skyline at dusk, neon lights reflecting on wet streets, dynamic motion blur, ultra wide angle, 2K resolution”

Abstract Waves

“Abstract ocean waves crashing in turquoise and indigo, fluid motion, high contrast lighting, impressionist style, intricate foam details, square format”

Tech Product

“Sleek modern laptop on marble desk, studio lighting, sharp reflections, product photography style, minimal background, 1:1 aspect ratio, high fidelity”

For Developers

A few lines of code.
Images. Two Lines.
---

ModelsLab handles the infrastructure: fast inference, auto-scaling, and a developer-friendly API. No GPU management needed.

- **Serverless:** scales to zero, scales to millions
- **Pay per image,** no minimums
- **Python and JavaScript SDKs,** plus REST API

[API Documentation ](https://docs.modelslab.com)

PythonJavaScriptcURL

Copy

```
<code>import requests

response = requests.post(
    "https://modelslab.com/api/v7/images/text-to-image",
    json={
  "key": "YOUR_API_KEY",
  "prompt": "Ultra-realistic image of a professional office man in smart business attire, standing at the front of a modern conference room, giving a presentation to colleagues seated around a table. A large screen behind him displays charts and graphs, while attendees listen attentively with laptops and notebooks open. Bright daylight shines through tall glass windows, city skyline in the background, cinematic corporate atmosphere, hyper-detailed, 8K UHD, professional business setting",
  "aspect_ratio": "1:1"
}
)
print(response.json())</code>
```

FAQ

Common questions about Imagen 4 Fast
---

[Read the docs ](https://docs.modelslab.com)

### What is Imagen 4 Fast?

Imagen 4 Fast is Google's speed-optimized text-to-image model. It generates images up to 10x faster than Imagen 3. Ideal for rapid prototyping and high-volume use.

### How fast is Imagen 4 Fast API?

Offers ~2.7 second latency for generations. Up to 10x faster than prior models. Costs $0.02 per image via Imagen 4 Fast API.

### What resolutions does Imagen 4 Fast model support?

Up to 2K resolution and various aspect ratios. Includes 1408x768 and flexible outputs. Maintains clarity in fine details.

### Is Imagen 4 Fast a good alternative?

Yes, Imagen 4 Fast alternative excels in speed for drafts and iterations. Retains Imagen 4 quality in text and styles. Best for high-volume image generation.

### What are Imagen 4 Fast image generation strengths?

Superior fine detail, style versatility, and text rendering. Handles complex prompts accurately. Supports photorealistic and abstract outputs.

### How to access imagen 4 fast api?

Available via Google/Imagen 4 Fast endpoint. Use text prompts for image generation. Includes safety filters and watermarking.

Ready to create?
---

Start generating with Imagen 4 Fast on ModelsLab.

[Try Imagen 4 Fast](/models/google/imagen-4.0-fast-generate) [API Documentation](https://docs.modelslab.com)

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*This markdown version is optimized for AI agents and LLMs.*

**Links:**
- [Website](https://modelslab.com)
- [API Documentation](https://docs.modelslab.com)
- [Blog](https://modelslab.com/blog)

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*Generated by ModelsLab - 2026-04-23*