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Lexica in brief
Lexica is a dual tool: a Stable Diffusion image search engine to find inspiration and understand prompts, and an image generator based on Stable Diffusion. Useful for beginners in SD prompt engineering.
- Price8 $/month
- CategoryImage
- RecommendedWith caveats
The essentials in 20 seconds
- Search engine for millions of Stable Diffusion images with their prompts
- Integrated image generator based on SD with a simple interface
- Very useful for learning SD prompts by seeing which terms produce which results
- Pricing: free with limits, $8/month for the Starter plan
Verdict: Lexica was a pioneering tool for the Stable Diffusion community. Prompt search remains useful for learning. As a generator, it's surpassed by Midjourney or Leonardo. Its main value today is the prompt database.
What is Lexica
Lexica is a platform founded by Sharif Shameem that indexes millions of Stable Diffusion-generated images with their associated prompts. You can search "fantasy forest waterfall" and see dozens of images with the exact prompts that generated them.
The integrated generator lets you generate new images directly, without installing Stable Diffusion.
Strengths
Invaluable prompt database
For learning Stable Diffusion, seeing which combination of terms produces which visual result is extremely educational. Lexica has indexed millions of real examples with their full prompts.
Search by image (similar to)
You upload an image and Lexica finds similar images with their prompts. For starting from a visual reference and finding how to replicate it in a prompt, it's very useful.
Simple generation without installation
For people who don't want to install Stable Diffusion locally, Lexica offers a simple web interface.
Limits
Generator less powerful than competitors
Lexica Aperture (its generation model) is good for stylized portraits but less versatile than Leonardo AI, Midjourney, or recent Flux models.
Less active than before
Lexica gets fewer updates than in 2022-2023 when it was the reference. The SD community has partially dispersed to CivitAI and other platforms.
Pricing
- Free: 100 generations/month
- Starter: $8/month (1000 generations)
- Pro: $24/month (unlimited generations)
Alternatives
- Leonardo AI for more complete and versatile image generation
- Civitai for the SD model hub and community
- InvokeAI for the professional SD studio
Verdict
Lexica remains relevant mainly for its prompt database. For learning Stable Diffusion prompt engineering, it's an excellent and free resource. As a daily generator, look at other options.
FAQ
Can Lexica be used for commercial purposes?
Lexica's terms allow commercial use of images generated through their service. Check the latest terms on lexica.art.
Are the displayed prompts accurate?
Yes. The displayed prompts are the ones used to generate the images. They include the model, parameters (steps, CFG scale) and the full prompt.
Does Lexica index SDXL and Flux images?
Mainly SD 1.5 and SD 2.x images historically. Indexing of recent models depends on their current activity.
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Screenshots Lexica
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Lexica : 0/10.
Lexica is a dual tool: a Stable Diffusion image search engine to find inspiration and understand prompts, and an image generator based on Stable Diffusion. Useful for beginners in SD prompt engineering..
Test Lexica yourself
A free trial is available. Plan thirty minutes to form your own opinion.
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Lexica
8 $/month