The Flux.1 Dev fp8: Text to Image workflow is designed to generate images from text prompts using a quantized version of the Flux.1 model. This workflow is particularly useful for devices with limited VRAM, as it requires only one model file and operates efficiently with reduced memory demands. The trade-off for this efficiency is a slight reduction in image quality compared to the full version of the model. Technically, the workflow leverages the Flux.1 model, which has been optimized for lower resource consumption by employing an fp8 quantization technique. This reduces the precision of the model's weights, allowing it to run on less powerful hardware without significant performance loss.
The workflow includes several key nodes: the SaveImage node, which handles the output of generated images, and the MarkdownNote node, which provides documentation and notes within the workflow for easier understanding and modification. The ddd1571b-c923-4645-9eba-e238fb45ee9e node is a custom node that facilitates the integration of these components, ensuring smooth operation and efficient processing. This setup makes the workflow not only accessible to users with limited hardware capabilities but also provides a streamlined process for generating images from text prompts, making it highly practical for quick prototyping and experimentation.
API
Use this workflow from code
Every Comfy workflow is a JSON graph. The payload below is this workflow, exactly as ComfyUI runs it — fetch it from the URL, keep it in version control, or load it in ComfyUI and run it node by node.
GET https://comfy.org/workflows/download/3efed399a12d.jsonFetching workflow JSON…
Run it from Python or TypeScript with the Comfy SDK. The same code targets Comfy Cloud or a ComfyUI you host yourself — only the base URL changes.
# Install (beta)
pip install comfy-sdk # Python
npm i @comfyorg/sdk # TypeScript
# Run "Flux.1 Dev fp8: Text to Image" (Python)
from comfy_sdk import Comfy
client = Comfy(api_key="comfyui-...")
# This workflow, exported in API format (see note below)
wf = client.workflows.from_file("flux_dev_checkpoint_example_api.json")
job = client.run(wf)
for output in job.get_outputs("9"): # SaveImage
output.to_file(output.name)The SDK takes a workflow in API format: open this workflow in ComfyUI and use File → Export Workflow (API). API access requires a Comfy Cloud plan with an API key. SDK docs · Get an API key
FAQ
