Submit a complete workflow JSON to ComfyUI for execution. Supports parameter overrides for dynamic modifications without editing the workflow structure.

Quick image generation using pre-configured workflow templates (flux_txt2img, sd15_txt2img, sdxl_txt2img, basic_img2img). Ideal for common use cases without managing workflow JSON.

Get the current status and progress of a specific generation or the overall queue. Returns queue position, progress, and output paths when available.

Block until a generation completes or fails. Returns final outputs with image paths. Useful for synchronous workflows.

List available models, checkpoints, LoRAs, VAEs, and other resources in the ComfyUI models directory. Supports filtering by type and name.

Save a workflow JSON to the MCP library for later reuse. Includes metadata like description and tags for organization.

Load a saved workflow from the MCP library by name. Returns the workflow JSON and metadata.

List all saved workflows in the MCP library. Supports filtering by name, description, or tags.

Delete a saved workflow from the MCP library. Requires confirmation for safety.

Get detailed information about the current generation queue, including running and pending items.

Cancel a specific generation or interrupt the currently executing generation. Can optionally remove from queue.

Clear all pending items from the queue (does not affect currently running generation). Requires confirmation.

Upload an image to ComfyUI's input folder for use in workflows. Supports custom filenames and overwrite control.

List recent output images from ComfyUI's output folder. Returns full Windows paths that Claude Desktop can read.