FLUX1.1 [pro] vs PromptInterface.ai
Side-by-side comparison · Updated September 2026
| Description | FLUX1.1 pro is a text-to-image model from Black Forest Labs. BFL lists it at $0.04 per image, while fal lists its hosted endpoint at $0.04 per megapixel rounded up. It is distinct from FLUX1.1 Ultra and newer FLUX.2 image models. | PromptInterface.ai is a groundbreaking prompt engineering platform that leverages GPT-4 to create tailored assistants for your colleagues. Through intuitive forms, it allows businesses to dramatically enhance their productivity and efficiency. Additionally, the platform offers a free trial without requiring a credit card, enabling users to easily test its capabilities. Key features include user group management, unlimited prompt templates, and smartphone compatibility. Transparent pricing and strong customer testimonials further highlight its value. |
| Category | Image Generation | AI Assistant |
| Rating | No reviews | No reviews |
| Pricing | Usage-based | Freemium |
| Starting Price | $0.04/image | $49.9/mo |
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| Tags | image generationFLUX1.1Black Forest LabsBFL APIfal.ai | Prompt EngineeringGPT-4ProductivityBusinessAI Assistants |
| Features | ||
| Text-to-image generation | ||
| Direct BFL API access | ||
| Hosted fal.ai endpoint | ||
| BFL standard model price: $0.04 per image | ||
| Separate Ultra variant and billing | ||
| Integration with GPT-4 | ||
| Intuitive Form Creation | ||
| Free Trial without Credit Card | ||
| User Group Management | ||
| Unlimited Prompt Templates | ||
| Smartphone Compatibility | ||
| Secure Payments | ||
| Transparent Pricing | ||
| Excellent Customer Testimonials | ||
| Lifetime License Option | ||
| View FLUX1.1 [pro] | View PromptInterface.ai | |
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