HiDream O1 T2I ComfyUI Workflow | Cinematic Text-to-Image

Transforms text into cinematic, high-quality visual masterpieces instantly.

Who it's for: creators who want this pipeline in ComfyUI without assembling nodes from scratch. Not for: one-click results with zero tuning - you still choose inputs, prompts, and settings.

Open preloaded workflow on RunComfy

Open preloaded workflow on RunComfy (browser)

Why RunComfy first
- Fewer missing-node surprises - run the graph in a managed environment before you mirror it locally.
- Quick GPU tryout - useful if your local VRAM or install time is the bottleneck.
- Matches the published JSON - the zip follows the same runnable workflow you can open on RunComfy.

When downloading for local ComfyUI makes sense - you want full control over models on disk, batch scripting, or offline runs.

How to use (local ComfyUI)
1. Load inputs (images/video/audio) in the marked loader nodes.
2. Set prompts, resolution, and seeds; start with a short test run.
3. Export from the Save / Write nodes shown in the graph.

Expectations - First run may pull large weights; cloud runs may require a free RunComfy account.

Overview

This text-to-image workflow lets you quickly generate high-quality visuals from descriptive prompts. Ideal for cinematic compositions, product mockups, and editorial art. Built for efficiency and precision, it streamlines model loading and customization. You can achieve rich textures, accurate lighting, and consistent visual tones effortlessly. Designed to give you creative control and professional-grade output.

Important nodes:

Key nodes in Comfyui HiDream O1 T2I workflow

HiDreamO1ModelLoader (#2)

Role: Loads HiDream‑O1‑Image‑BF16 weights and initializes them for ComfyUI. Adjust only what you must: select the weights location you want to use, and leave device and precision on automatic for most sessions. If you swap model variants, keep naming consistent so downstream presets remain valid.

HiDreamO1Conditioning (#9)

Role: Builds the model‑specific conditioning from your text. Two inputs matter most: prompt and negative_prompt. Keep the positive prompt structured as subject, attributes, scene, and style tags. Use a short negative prompt to remove common defects rather than a long laundry list, which can over‑constrain composition.

HiDreamO1Sampler (#8)

Role: Generates the final image. The parameters that most affect outcomes are the sampler schedule, width, height, diffusion steps, guidance strength, and seed. Practical tuning tips:
- Lock seed while editing prompts to judge changes fairly, then unlock for variety.
- Increase width and height gradually; a small bump often yields big gains in detail without heavy cost.
- Use moderate guidance for balance; very high values can crush nuance, while very low values drift off‑prompt.
- When raising resolution, consider a slight step increase instead of large jumps.

Notes

HiDream O1 T2I ComfyUI Workflow | Cinematic Text-to-Image - see RunComfy page for the latest node requirements.