Image generator

flux-pro

Flux AI Pro is an advanced AI image and video generation tool based on Flux AI technology, offering three core functions: Flux Kontext Image Editor, Flux AI Image Generator, and Flux AI Video Generator. It supports dual-input mode of text and images, can generate high-definition images up to 40 million pixels, and covers over 20 artistic styles.

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GPU VRAM & Quantization Estimator

FLUX.1 GPU VRAM Calculator & Pro vs Dev vs Schnell Matrix

Calculate required VRAM (model weights + activation/KV cache) across BF16, FP8, INT4, and GGUF Q4_K_M.

Quantization Precision
Context / Image Resolution
0 GB Local VRAM — Runs on Cloud GPU API

Cloud API: ~$0.04–$0.06 / image · Full commercial rights

Select an open-weight variant above (e.g. FLUX.1 [dev]/[schnell] or Qwen 2.5) to test local GPU VRAM.

Instant Hardware Compatibility

RTX 3060 12GB Cloud / API Ready
RTX 4070/4080 16GB Cloud / API Ready
RTX 4090 24GB Cloud / API Ready
Mac Apple Silicon 16GB/32GB/64GB Cloud / API Ready
Cloud GPU / API Cloud / API Ready

FLUX.1 Pro vs Dev vs Schnell Comparison

Model Variant License Speed / Steps Local vs API Commercial Use
FLUX 1.1 [pro] / [pro] Proprietary Cloud API ~4s Ultra-Fast (Up to 4MP Ultra) Cloud API Only ($0.04–$0.06/img · 0 GB Local) Yes — Full Commercial Rights
FLUX.1 [dev] (12B) FLUX.1 Non-Commercial Weights 20–50 Guidance Steps (Best LoRA Fidelity) Local GPU (12–24 GB in NF4/FP8) + Cloud API Non-Commercial Local (Commercial via Official API)
FLUX.1 [schnell] (12B) Apache 2.0 Open Source 1–4 Timestep Distilled (~1.5s Local) Local GPU (12 GB+ in NF4/GGUF/FP8) + API Yes — Free Commercial & Self-Hosted Use

About this tool

Main Features

Flux Kontext Image Editor

  • Supports text descriptions and image uploads
  • Text & image to anime
  • Intuitive interface

Flux AI Image Generator

  • Supports text descriptions and image uploads
  • Custom styles & colors
  • Instant rendering

Flux AI Video Generator

  • Instantly turn generated images into simple animated clips
  • Supports text descriptions and image uploads
  • Convenient workflow
  • One-stop image to video

Core Features

  • Multi-Modal Input Support: Supports text and image dual-input mode
  • Ultra-High Resolution Generation: The Flux 1.1 Pro Ultra model supports generating 40 million pixel high-definition images
  • Diverse Style Adaptation: Covers realistic, abstract, 2D, and 20+ artistic styles
  • Real-Time Rendering Technology: Average generation speed 10-30 seconds per image
  • Accurate Anatomical Representation: 83% increase in limb structure accuracy
  • Commercial-Grade Compliance Output: Built-in copyright detection system, supporting commercial licensing

Application Scenarios

  • Advertising & Marketing: Brands and marketing teams can generate high-quality advertising materials
  • Game Development: Game designers can generate design prototypes for characters, scenes, and props
  • Artistic Creation: Artists can quickly generate unique artworks
  • Social Media Content Production: Content creators can generate eye-catching images and short videos

Pricing Plans

Free Plan ($0)

  • New users: 60 credits
  • Daily check-in: 20 credits
  • Shared generation queue
  • 15-day history

Standard Plan ($9.99/month)

  • 5000 credits per month
  • 100-day history
  • Commercial rights

Professional Plan ($29.99/month)

  • 21000 credits per month
  • 100-day history
  • Commercial rights
  • Private generations

Usage Steps

  1. Input prompt for creativity (supports multi-language)
  2. Select Ratio (offers 8 professional ratios including 1:1, 16:9, and 21:9)
  3. Model Matching (selects models based on requirements, including Pro, Dev, and Schnell)
  4. Generate and Download (supports WEBP, PNG, and JPG format exports)

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Interface preview

flux-pro

Frequently asked questions

How much does the FLUX 1.1 [pro] API cost per generated image?

Standard FLUX 1.1 [pro] generation costs approximately $0.04 per image on the official Black Forest Labs API and major cloud hosts, while FLUX 1.1 [pro] Ultra (up to 4 megapixels with Raw photorealism mode) is typically priced around $0.06 per image.

Can FLUX 1.1 [pro] be downloaded for local ComfyUI offline use?

No—FLUX 1.1 [pro] is a proprietary cloud API model and requires 0 GB of local GPU VRAM. If you want local offline generation in ComfyUI or Forge, switch the calculator above to FLUX.1 [dev] or Apache 2.0 FLUX.1 [schnell] to check FP8/NF4 GPU requirements.

What is new in FLUX 1.1 [pro] compared to the original FLUX.1 [pro]?

FLUX 1.1 [pro] delivers up to 6x faster inference latency (~4 seconds per image) while improving prompt faithfulness, skin/lighting realism, and composition diversity, plus optional Ultra (4MP) and Raw candid photography modes.

Are images created with FLUX 1.1 [pro] cleared for commercial use?

Yes. Outputs generated through the official Black Forest Labs API and authorized commercial API endpoints include commercial usage rights subject to BFL's acceptable-use policy.

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