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retro-diffusion/rd-fast
Fast pixel art image generation
Capabilities
Cost
Community model (estimated from hardware time)
Input Parameters
| Name | Type | Description | Default | Constraints |
|---|---|---|---|---|
prompt * | string | Text prompt for generation | — | — |
bypass_prompt_expansion | boolean | Disable automatic prompt expansion | false | — |
height | integer | Image height | 256 | min: 16, max: 384 |
input_image | string (uri) | Input image for image-to-image generation or reference. Will be converted to RGB without transparency. | — | — |
input_palette | string (uri) | Reference palette image to guide color choices | — | — |
num_images | integer | Number of images to generate | 1 | min: 1, max: 10 |
remove_bg | boolean | Remove background to create transparent images | false | — |
seed | integer | Random seed. Set for reproducible generation | — | — |
strength | number | Prompt strength in image-to-image generation. Higher values give closer adherence to the prompt, and lower values use more information from the input image. Only used when input_image is provided. | 0.8 | min: 0, max: 1 |
style | string | Style to apply to the generated image default: Simple clean pixel art, with Anime illustration influences simple: Simple shading with minimalist shapes and designs detailed: Pixel art with lots of shading and details retro: A classic arcade game aesthetic inspired by early PC games game_asset: Distinct assets set on a simple background portrait: Character portrait focused images with high detail texture: Flat game textures like stones, bricks, or wood ui: User interface boxes and buttons item_sheet: Sheets of objects placed on a simple background character_turnaround: Character sprites viewed from different angles 1_bit: Two color black and white only images low_res: General low resolution pixel art images mc_item: Minecraft-styled items with automatic transparency mc_texture: Minecraft-styled flat textures, like grass, stones, or wood no_style: Pixel art with no style influence applied | "default" | default simple detailed retro game_asset portrait texture ui item_sheet character_turnaround 1_bit low_res mc_item mc_texture no_style |
tile_x | boolean | Enable seamless tiling on X axis | false | — |
tile_y | boolean | Enable seamless tiling on Y axis | false | — |
width | integer | Image width | 256 | min: 16, max: 384 |
prompt required string Text prompt for generation
bypass_prompt_expansion boolean Disable automatic prompt expansion
false height integer Image height
256 min: 16, max: 384 input_image string Input image for image-to-image generation or reference. Will be converted to RGB without transparency.
input_palette string Reference palette image to guide color choices
num_images integer Number of images to generate
1 min: 1, max: 10 remove_bg boolean Remove background to create transparent images
false seed integer Random seed. Set for reproducible generation
strength number Prompt strength in image-to-image generation. Higher values give closer adherence to the prompt, and lower values use more information from the input image. Only used when input_image is provided.
0.8 min: 0, max: 1 style string Style to apply to the generated image default: Simple clean pixel art, with Anime illustration influences simple: Simple shading with minimalist shapes and designs detailed: Pixel art with lots of shading and details retro: A classic arcade game aesthetic inspired by early PC games game_asset: Distinct assets set on a simple background portrait: Character portrait focused images with high detail texture: Flat game textures like stones, bricks, or wood ui: User interface boxes and buttons item_sheet: Sheets of objects placed on a simple background character_turnaround: Character sprites viewed from different angles 1_bit: Two color black and white only images low_res: General low resolution pixel art images mc_item: Minecraft-styled items with automatic transparency mc_texture: Minecraft-styled flat textures, like grass, stones, or wood no_style: Pixel art with no style influence applied
"default" tile_x boolean Enable seamless tiling on X axis
false tile_y boolean Enable seamless tiling on Y axis
false width integer Image width
256 min: 16, max: 384 067f6cd8a3c5 Updated: 6/26/2026 34.2K runs