flux-pro-cli 2026.4.5.0

CLI tool for Flux AI Image Generation via AceDataCloud API

Flux CLI

A command-line tool for AI image generation and editing using Flux through the AceDataCloud platform.

Features

• Text-to-Image Generation — Generate images from text prompts with multiple Flux models
• Image Editing — Edit existing images using text descriptions (kontext models)
• Task Management — Query status, batch check, and poll for completion
• Multiple Models — flux-dev, flux-pro, flux-pro-1.1, flux-pro-1.1-ultra, flux-kontext-pro, flux-kontext-max
• Rich Output — Beautiful terminal formatting with --json for scripting

Installation

pip install flux-pro-cli

Quick Start

# Set your API token
export ACEDATACLOUD_API_TOKEN=your_token_here

# Generate an image
flux generate "A majestic mountain landscape at golden hour, photorealistic"

# Generate with a specific model
flux generate "Cyberpunk city with neon lights" -m flux-pro-1.1

# Generate with aspect ratio (ultra/kontext models)
flux generate "Minimalist logo of a phoenix" -m flux-pro-1.1-ultra -s 16:9

# Edit an existing image
flux edit "Add sunglasses to the person" --image-url https://example.com/photo.jpg

# Edit with max context model
flux edit "Change background to sunset beach" --image-url https://example.com/img.png -m flux-kontext-max

# Check task status
flux task abc123-def456

# Wait for task completion
flux wait abc123 --interval 5 --timeout 300

# Batch check multiple tasks
flux tasks task-1 task-2 task-3

Commands

Command	Description
generate	Generate an image from a text prompt
edit	Edit an existing image with a text prompt
task	Query a single task status
tasks	Query multiple tasks at once
wait	Wait for a task to complete
models	List available Flux models
aspect-ratios	List available aspect ratios
config	Show current configuration

Models

Model	Type	Size Input	Notes
flux-dev	Dev	Pixels	Fast, good balance (default)
flux-pro	Pro	Pixels	Higher quality
flux-pro-1.1	Pro	Pixels	Better prompt following
flux-pro-1.1-ultra	Ultra	Aspect ratio	Highest quality
flux-kontext-pro	Kontext	Aspect ratio	Best for editing/style transfer
flux-kontext-max	Kontext	Aspect ratio	Max context for complex edits

JSON Output

All commands support --json for machine-readable output:

flux generate "A red car" --json | jq '.task_id'
flux task abc123 --json | jq '.data[0].image_url'

Configuration

Environment Variable	Description	Default
ACEDATACLOUD_API_TOKEN	API authentication token	(required)
ACEDATACLOUD_API_BASE_URL	API base URL	https://api.acedata.cloud
FLUX_REQUEST_TIMEOUT	Request timeout in seconds	1800

You can also use a .env file or pass --token directly.

Docker

docker compose run flux-cli generate "A beautiful sunset"

Development

# Install with dev dependencies
pip install -e ".[all]"

# Run tests
pytest

# Run linter
ruff check .
ruff format --check .

License

MIT License - see LICENSE for details.

Links

• AceDataCloud Platform
• API Documentation
• Flux by Black Forest Labs