How To Use Lexica.Art In 2024 | Step By Step Tutorial

Explain Me
5 Feb 202408:02

TLDRThis tutorial introduces Lex, an AI-powered tool for generating images from text prompts. Users create an account, describe the desired image with positive and negative prompts, and set dimensions and generation speed. The platform offers suggestions for improving the prompt and generates images that can be saved or varied for different styles. The video emphasizes the ease of use and the creative potential of Lex.


  • 🎨 Lex is an AI-based tool that generates images from text prompts.
  • 🔗 The link to Lex is provided in the video description for easy access.
  • 📝 Users can create an account with their email or log in with Google.
  • 🔍 Lex offers a search feature for images as well as the ability to generate new ones.
  • 🖼️ Image generation starts with the 'Generate' button and involves describing the desired image.
  • 🚫 Negative prompts can be used to specify what elements should be excluded from the generated image.
  • 📏 Dimensions for the image can be set according to preference (e.g., square, 832x1152).
  • 🌟 Generation speed can be adjusted to be fast or slow based on user preference.
  • 💡 The 'More Ideas' feature provides suggestions for characters, emotions, activities, and objects.
  • 👶 An example prompt given is 'a cute baby smiling while playing with toys'.
  • 🐭 Another example is 'a mouse chewing corn grains' with the negative prompt 'cut' to exclude any cuts.
  • 🔄 Generating variations of an image can be done by using the 'Generate Variations' option.

Q & A

  • What is the main purpose of the platform Lexica mentioned in the tutorial?

    -The main purpose of Lexica is to help users generate nicely looking images by simply typing in text prompts.

  • How can a user sign up for an account on Lexica?

    -A user can sign up for an account on Lexica by providing their email address or logging in with their Google account.

  • What is a negative prompt in the context of Lexica?

    -A negative prompt is used to specify what elements you do not want to be included in the generated image. It helps to refine the image generation according to the user's preferences.

  • How can users adjust the dimensions of the image they want to generate on Lexica?

    -Users can adjust the dimensions of their image by choosing from options like Square, or by entering specific dimensions like 832 by 1152.

  • What is the role of the 'more ideas' feature in Lexica?

    -The 'more ideas' feature provides additional suggestions for character emotions, activities, objects, and settings, which can be used to enhance the detail in the user's image prompt.

  • How does the generation speed setting affect the image creation process on Lexica?

    -The generation speed setting determines how quickly an image is created. Users can choose between fast or slow generation speeds depending on their preference.

  • What happens when a user clicks on 'generate variations' on Lexica?

    -Clicking on 'generate variations' allows the user to create multiple versions of the same image with slight differences, providing a range of options to choose from.

  • How can a user save an image they have generated on Lexica?

    -Users can save an image by either right-clicking on the image and selecting 'save image as', or by using the download button provided next to the image.

  • What can users do with the three dots menu next to an image on Lexica?

    -The three dots menu allows users to load a prompt into the editor, delete an image, or perform other actions related to image management.

  • How can users view their image history and likes on Lexica?

    -Users can view their image history and likes by clicking on the 'history' and 'likes' tabs located at the top of the Lexica interface.

  • What is the significance of adding detailed descriptions in the prompt for generating images on Lexica?

    -Adding detailed descriptions in the prompt helps Lexica to generate more accurate and specific images that align better with the user's vision, resulting in higher quality outputs.



🎨 Introduction to Lex and Account Creation

This paragraph introduces the audience to Lex, a platform for generating images from text prompts. The tutorial begins by expressing gratitude for the viewers' participation and provides a link to Lex in the video description. It explains that Lex enables the creation of visually appealing images by simply typing in text descriptions. The speaker demonstrates how to navigate the Lex interface, including searching for images and the process of generating a new account using an email address or Google login. The paragraph outlines the initial steps in using Lex, emphasizing the importance of the 'Get Started' button and the account creation process.


🖌️ Image Generation Process and Prompt Refinement

In this paragraph, the speaker delves into the specifics of generating images on Lex. It describes how to use positive and negative prompts to guide the image generation process. Positive prompts involve specifying what is desired in the image, such as a mouse eating cereal, while negative prompts clarify what should be excluded, like cuts or flowers. The paragraph also covers the selection of image dimensions and generation speed preferences. The speaker illustrates the process by creating an image of a baby smiling and playing with toys, and further refines the image by adding more details to achieve a more realistic result. The paragraph emphasizes the importance of detailed prompts for achieving the desired image outcome and introduces the concept of generating variations of an image to explore different possibilities.




Lex is a platform or tool mentioned in the video that enables users to generate images from text prompts. It is the central focus of the tutorial, demonstrating how to create visual content by simply typing in descriptions. The script provides a walkthrough on how to access Lex, create an account, and utilize its features to generate images, making it a key concept for understanding the video's theme of digital art creation.


In the context of the video, prompts refer to the text descriptions that users input into Lex to generate images. These prompts are the basis for the image creation process, guiding the platform on what kind of images to produce based on the textual cues provided. The effectiveness of the prompts directly influences the relevance and quality of the generated images.

💡Account Creation

Account Creation is the initial step in using Lex, as described in the video. It involves providing an email address or using a Google account to sign in. This process is essential for users to access the features of Lex and start generating images, and it represents the user's entry point into the platform.


The 'Generate' function in Lex is the action that leads to the creation of images based on the user's prompts. It is the core interactive element of the platform, allowing users to bring their textual descriptions to life visually. The generation process may involve waiting for the platform to process the prompts and produce the corresponding images.

💡Negative Prompt

A 'Negative Prompt' is a feature in Lex that allows users to specify what elements they do not want in the generated images. This adds a layer of control over the final output, ensuring that the images align more closely with the user's preferences by excluding unwanted features or themes.


Dimensions in the context of the video refer to the size and shape of the images that users can specify when generating them on Lex. Users can choose between different formats like square or landscape, and enter specific measurements to determine the aspect ratio and size of the generated images.

💡Generation Speed

Generation Speed is an adjustable setting in Lex that allows users to choose how quickly they want their images to be generated. Depending on the user's preference, they can opt for a faster or slower generation process, which might affect the level of detail or the waiting time before the image is ready.

💡Sample Images

Sample Images are the visual examples provided by Lex to demonstrate the kind of content that can be generated based on the user's prompts. These images serve as a reference for users to understand the potential output of the platform and to inspire or guide them in crafting their own prompts.

💡More Ideas

The 'More Ideas' feature in Lex offers additional suggestions to users based on their prompts, helping them to expand or refine their descriptions. It provides options for character emotions, activities, objects, and settings, which can enhance the detail and specificity of the prompts, leading to more accurate and diverse image results.

💡Download Image

The 'Download Image' option allows users to save the images they have generated on Lex to their devices. This feature is crucial for users who wish to keep or use the generated images outside of the platform, for personal or professional purposes.


Variations in the video refer to the different iterations or modifications of an image that Lex can generate based on the original prompt or selected image. This feature enables users to explore multiple visual interpretations of their initial concept, offering a range of options to choose from.


Introduction to Lex, an AI-powered image generation tool.

Link to Lex is available in the video description for easy access.

Lex generates images based on textual prompts, allowing users to describe the desired image.

Users can sign up for an account or log in with Google for convenience.

The 'Generate' feature is where users can describe and create their images.

Negative prompts help refine the image generation by specifying what elements to exclude.

Dimensions and generation speed can be adjusted according to user preferences.

Sample images are provided to inspire users and assist in the creative process.

The 'Prompt' section is where users type their desired image description.

GPT can be used to generate prompts from a chart, offering more ideas for image creation.

Users can specify details such as character emotions, activity, objects, and setting for a more accurate image.

The 'More Ideas' feature can enhance the prompt with additional character, emotion, activity, and object suggestions.

Images can be saved, zoomed in, and downloaded for personal use.

The 'Explore Style' feature allows users to generate variations of an image for diverse options.

Users have the ability to delete images and manage their history and likes for better organization.

The tutorial concludes with a call to like and subscribe to the YouTube channel for more content.