Text Encoder
Gpt Oss 20b Nvfp4 in ComfyUI
2 workflows use this model
What is Gpt Oss 20b Nvfp4?
Gpt Oss 20b Nvfp4 is a text encoder that converts prompts into embeddings used to guide generation. You can run it locally in ComfyUI with full control over every parameter, or access it through Comfy Cloud. ComfyUI's node-based workflow editor lets you connect Gpt Oss 20b Nvfp4 with ControlNets, LoRAs, upscalers, and custom nodes to build any pipeline you need. There are 2 community workflow templates using Gpt Oss 20b Nvfp4 on Comfy Workflows, ready to load and customize.
Read the full tutorial →Frequently Asked Questions
Gpt Oss 20b Nvfp4 is a text encoder that converts prompts into embeddings used to guide generation. You can run it locally in ComfyUI with full control over every parameter, or access it through Comfy Cloud. ComfyUI's node-based workflow editor lets you connect Gpt Oss 20b Nvfp4 with ControlNets, LoRAs, upscalers, and custom nodes to build any pipeline you need. There are 2 community workflow templates using Gpt Oss 20b Nvfp4 on Comfy Workflows, ready to load and customize.
Follow the step-by-step tutorial at https://docs.comfy.org/tutorials/image/lens/lens. You can also load any of the 2 community workflow templates that use Gpt Oss 20b Nvfp4 directly in ComfyUI.
There are 2 community workflow templates that use Gpt Oss 20b Nvfp4 on Comfy Workflows. Each template is ready to run in ComfyUI and can be customized to suit your project.
ComfyUI is free and open source. Gpt Oss 20b Nvfp4 weights are available to download from Hugging Face. You only pay for compute when running on Comfy Cloud; local inference on your own hardware is always free.