Leonardo AI: Maintain character consistency using Fixed Seeds

Leonardo AI Try it →Watch full video →MaxAI Tech · Jul 2025

Demo summary

The video shows how to copy an image's seed ID and use the 'Use Fixed Seed' toggle in Leonardo AI to keep a character's appearance stable across different scene prompts.

Step-by-step

Click the three dots on your base character image
Select Copy Seed
Navigate to the settings panel and open Advanced Settings
Toggle on Use Fixed Seed
Paste the copied seed number into the box that appears
Update the prompt by keeping the core character description but changing the scene description
Click Generate

Watch out for

The seed method does not always produce a perfect 1:1 match every time

Tips

Use the prompt template: Base character description + scene description
Keep the core description of the character identical across different prompts to maintain consistency

Highlights

“a method that is fast, easy, and best of all, completely free”

All demos from “Leonardo AI Consistent Character Tutorial (2025 Guide)”

1:151:19Generate a base character in Leonardo AIThe creator demonstrates how to use a detailed descriptive prompt and the Flux Dev model in Leonardo AI to generate a foundational character image.Leonardo AI· AI Person Generator
2:341:54Maintain character consistency using Fixed SeedsCurrentThe video shows how to copy an image's seed ID and use the 'Use Fixed Seed' toggle in Leonardo AI to keep a character's appearance stable across different scene prompts.Leonardo AI· AI Person Generator
4:281:59Using the Leonardo AI Character Reference toolThe user demonstrates the Character Reference tool by selecting a previously generated image and setting the reference strength to high to place the character in new environments.Leonardo AI· AI Person Generator
6:421:45Train a custom character model in Leonardo AIThe tutorial walks through creating a dataset of 20 images and using the 'Train New Model' feature in Leonardo AI to create a specialized character element.Leonardo AI· AI Avatar Generator
8:270:56Generate images with a trained custom modelThe creator shows how to activate a newly trained custom model from the 'Elements' menu and use it to generate consistent character images in various scenes.Leonardo AI· AI Avatar Generator
Watch “Leonardo AI Consistent Character Tutorial (2025 Guide)” →

AI Person Generator

6:520:34Character Reference for consistencyShows how to upload a character image as a reference to maintain consistent appearance and clothing across different environments.Skills Factory
1:151:19Generate a base character in Leonardo AIThe creator demonstrates how to use a detailed descriptive prompt and the Flux Dev model in Leonardo AI to generate a foundational character image.MaxAI Tech
2:341:54Maintain character consistency using Fixed SeedsCurrentThe video shows how to copy an image's seed ID and use the 'Use Fixed Seed' toggle in Leonardo AI to keep a character's appearance stable across different scene prompts.MaxAI Tech
4:281:59Using the Leonardo AI Character Reference toolThe user demonstrates the Character Reference tool by selecting a previously generated image and setting the reference strength to high to place the character in new environments.MaxAI Tech
6:490:36Maintain character consistency with Leonardo AI Character ReferenceThe creator shows how to use the Character Reference tool in Leonardo AI to generate the same influencer character in a new setting (a hotel room) while keeping her appearance consistent.How to Make Money with Aiukli