Based only on the facts in our directory. The right pick still depends on the job you need done.
Lower starting price
Not comparable
Not comparable: PromptHero does not list a price
Free plan
Tie
Both have one
Higher rating
SeaArt AI
4.2 against 4.3
Same job?
Yes
Both are Image Generation tools
Side by side
Compared on
PromptHero
SeaArt AI
Our rating
4.2
4.3Better
Starts at
Free
$8/mo
Free plan
Yes
Yes
Category
Image Generation
Image Generation
Plans
Free
From $8/mo
Key features
Searchable index of millions of community-submitted AI prompts across multiple models
Coverage spans Midjourney, Stable Diffusion, Sora, FLUX, Nano Banana, and other current generative models
Curated "best of" prompt collections organized by model and style
Academy section with structured lessons on prompt engineering
AI model reference library covering both image and video generation tools
Multiple third-party models for image and video (Flux, Kling, Sora, Veo)
AI character chat alongside image generation
Roots in anime-style art with broader style support now
Background removal, upscaling, and face-swap tools
Cloud infrastructure partnerships with major providers
Pros
Free to search and browse, with no account required to find usable prompts
Coverage of newer video models like Sora and Veo alongside established image models
Backing from ElevenYellow adds resourcing after the 2024 acquisition
Combines image, video, and character chat in one platform
Access to several leading third-party models without separate accounts
Backed by recognized cloud infrastructure partners
Cons
Quality of individual community-submitted prompts is inconsistent and requires some judgment to filter
Does not generate images itself, so it's a companion tool rather than a standalone creation platform
Some featured prompt examples lean toward mature or provocative imagery, which won't suit every workplace context
Breadth of features can feel unfocused next to specialists
Anime-art roots still shape the aesthetic of community content
Model-switching adds a decision step some users won't want
Company
PromptHero (ElevenYellow), founded 2022
SeaArt AI, founded 2023
Prices come from each vendor's pricing page, last checked 20260717. Check the vendor before you buy.
FAQ
Questions people ask
Is PromptHero better than SeaArt AI?
In our reviews PromptHero scores 4.2 and SeaArt AI scores 4.3. The better pick depends on the job. PromptHero: A prompt search engine and marketplace for Midjourney, Stable Diffusion, Sora, and other generative models. SeaArt AI: Grew from anime art into a broader multi-model platform.