PromptHero

PromptHero is a search engine and community platform for discovering artificial intelligence prompts. It functions as a directory and inspiration source where users can search through millions of prompts for image, video, and text generation models. The platform aims to assist prompt engineering by providing community-curated examples, tutorials, and creation tools for generative models.

• Search engine for artificial intelligence prompts across millions of examples
• Support for models including Midjourney, Stable Diffusion, ChatGPT, Sora, FLUX, Veo, and Nano Banana
• Community-curated inspiration and examples for prompt engineering
• Generation capabilities with options for private or unlisted creations depending on the plan
• Credit-based system for additional generation allowances that do not expire and roll over
• Profile customization options including PRO badges, pinned prompts, social links, and featured images

Pros

• Provides a searchable database spanning multiple leading generative AI models in one platform
• Offers a free tier allowing users to try the platform with limited daily generations and standard speed
• Unused purchased generation credits roll over month to month and never expire
• Paid tiers include options for private generations, faster generation speeds, and priority queues

Cons

• Free plan creations are entirely public and restricted to personal use only
• Credit-only generations without a subscription are public and subject to stricter content moderation and standard speeds
• Content restrictions apply differently depending on whether you are on a free plan, credit-only generation, or a paid subscription

PromptHero fits creators, enthusiasts, and experts who work with generative artificial intelligence models like Midjourney, Stable Diffusion, and ChatGPT and want to discover or engineer effective prompts. It is useful for individuals seeking community-curated inspiration, image generation tools, and prompt organization features. It is a poor fit for teams requiring enterprise governance controls, entirely on-premise deployments, or guaranteed exclusion of public data sharing without subscribing to upper-tier plans.

PromptHero operates on a freemium model with a free tier and paid monthly or yearly plans, alongside a credit-purchasing option. The Free plan costs $0 per month and includes limited daily generations at standard speed with public creations for personal use only. The Starter plan costs $16 per month when billed yearly ($194 per year) or more under monthly billing, providing 3,600 total generation credits, private unlisted generations, and access to every AI model. The Pro plan costs $24 per month when billed yearly ($296 per year), providing 7,200 total generation credits, maximum speed priority queue access, fewer content restrictions, and upgraded branding. Users can also buy extra credits without a subscription, such as 1,000 credits for $59 or 2,000 credits for $99, which never expire and roll over month to month.

Unlike standalone generative model interfaces that only provide raw text boxes, PromptHero functions primarily as a community-driven search engine and discovery hub for prompts. Instead of starting from scratch, users can browse millions of hand-picked examples across multiple different models simultaneously. It combines prompt discovery with a dedicated generation toolset, allowing creators to find existing artistic styles and generate new variations directly within the same environment.

Midjourney, Stable Diffusion, ChatGPT, Sora, FLUX, Veo, Seedance, Nano Banana, and Seedream