Question: I'm searching for a subscription-based platform that provides access to a vast library of stock images and AI-generated images for marketing and design projects.

If you're looking for a subscription-based service that offers a vast library of stock images and AI-generated images for marketing and design projects, Impossible Images is a good option. The service offers a large catalog of AI-generated stock images that you can search and download for royalty-free use. It also has an AI image generator that lets you create custom images based on prompts and offers commissioning and upscaling options. Impossible Images offers five subscription tiers to accommodate different needs and budgets, from free to £50/month.

Another good option is 123RF, which has a large library of high-quality stock photos, royalty-free images, clipart, vectors and illustrations. It also has an AI Image Generator that converts text prompts into photorealistic images and has six AI-powered editing tools for tasks like image upscaling and object removal. With more than 100 million images in its library, 123RF has a range of subscription options so you can download as many images as you need without having to purchase multiple plans.

Last, Shutterstock ImageAI is a powerful text-to-image diffusion model that generates high-resolution, photorealistic images from text prompts. It uses Shutterstock's own image library and advanced technologies to produce high-quality results, making it a great tool for content creation and visualization. The service offers a range of subscription plans, so you can find one that's right for your needs.