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fal.ai Image Generation Models

The following image generation models are available in the fal.ai workspace. Each model provides distinct features suited to different use cases, balancing speed, detail, and artistic fidelity.
ModelsText-to-ImageSpeedDetail & FidelityTypographyInference StepsSafety CheckerPlan@Giselle
flux-pro/v1.1✅⚡️ High⭐️⭐️⭐️⭐️⭐️✅Optimized✅ (Tolerance levels 1-6)Free
flux/schnell✅⚡️⚡️ Turbo⭐️⭐️⭐️⭐️✅1-4 steps✅Pro
stable-diffusion-v3-medium✅Moderate⭐️⭐️⭐️⭐️⭐️✅ (Enhanced)Default 28 steps✅Pro
Please note that some features may not be available within Giselle even if they are offered in the official API.

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flux-pro/v1.1

Enhanced version of FLUX.1, offering superior composition, detail, and artistic fidelity. With significantly accelerated speeds (up to 10x), it provides excellent results for professional-grade visual content. Includes adjustable safety tolerance levels, detailed typography support, and optimized inference steps for efficiency.

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flux/schnell

A highly efficient 12-billion-parameter model, optimized for extremely fast image generation (1-4 steps). Ideal for use-cases requiring rapid image production without significant compromise on quality. Suitable for both personal and commercial purposes, with built-in safety checking.

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stable-diffusion-v3-medium

An advanced Multimodal Diffusion Transformer (MMDiT) model that significantly improves image quality, typography handling, prompt comprehension, and overall efficiency. Provides excellent balance between quality and speed with enhanced typography capabilities and standard inference steps.

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Model Selection Guide

Guidelines for selecting the optimal fal.ai model:
  • For highest artistic fidelity and professional results: flux-pro/v1.1
  • For fastest image generation: flux/schnell
  • For balanced image quality, typography, and efficiency: stable-diffusion-v3-medium

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Practices for Giselle

We recommend flux-pro/v1.1 as your primary choice when exceptional detail, artistic accuracy, and overall superior image quality are essential. For real-time applications or projects requiring quick visual feedback, flux/schnell provides the necessary speed. When needing a versatile balance of quality, efficiency, and typographic precision, stable-diffusion-v3-medium is highly recommended. For detailed specifications, integration guides, and further assistance, please refer to the fal.ai API Documentation.