ComfyUI Core

ComfyUI Core is an AI Engineering skill for Claude Code, published by artokun in comfyui-mcp.

659 stars103 forkson artokun/comfyui-mcpAdded 2026/08/24+9% in starsRepository updated 2026/08/24

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Install in seconds

Install ComfyUI Core

Copy ComfyUI Core into your Claude Code skills folder. Run the command in your terminal, or review the source on GitHub before installing.

terminal

npx degit https://github.com/artokun/comfyui-mcp/tree/main/plugin/skills/comfyui-core ~/.claude/skills/comfyui-core

Requires Node.js. Downloads this skill only — not the rest of the repository — into your Claude Code skills folder.

Without Node.js

git clone https://github.com/artokun/comfyui-mcp.git

Clones the whole repository, then copy the skill’s own directory into your skills folder yourself.

In this catalog

Source file: plugin/skills/comfyui-core/SKILL.md in artokun/comfyui-mcp
Installs to: ~/.claude/skills/comfyui-core
Collection: One of 25 skills cataloged from this repository
Category: AI Engineering — 2451 skills

What ComfyUI Core does

ComfyUI Core explains ComfyUI workflow JSON, node types, and common pipeline patterns. Use it to understand, edit, validate, and save workflows with MCP tools.

ComfyUI Core is cataloged under AI Engineering on DirSkills. ComfyUI Core comes from a repository tagged agent-skills, ai-agent, claude-code, claude-plugin and comfyui.

Documentation

README

Excerpt

ComfyUI Core Knowledge

Workflow JSON Format (API Format)

ComfyUI workflows are JSON objects mapping string node IDs to node definitions:

{
  "1": {
    "class_type": "CheckpointLoaderSimple",
    "inputs": { "ckpt_name": "sd_xl_base_1.0.safetensors" },
    "_meta": { "title": "Load Checkpoint" }
  },
  "2": {
    "class_type": "CLIPTextEncode",
    "inputs": { "text": "a cat", "clip": ["1", 1] },
    "_meta": { "title": "Positive Prompt" }
  }
}

Key Rules

This is the opening of the README. Read the full README on GitHub.

Frequently asked about ComfyUI Core

What else does artokun publish alongside ComfyUI Core?
ComfyUI Core is one of 25 skills that DirSkills catalogs from artokun/comfyui-mcp, the repository it ships in. Its siblings there include AI-Toolkit LoRA Trainer, Anima Base and Citron Anima LoRA Trainer. Each one is a separate skill with its own page in this directory, installs the same way ComfyUI Core does, and is maintained by artokun in that same repository. The rest of the collection is listed on the artokun/comfyui-mcp page.
How does ComfyUI Core compare to other AI Engineering skills?
ComfyUI Core ranks #1836 by stars among the 2451 AI Engineering skills in this catalog. The most-starred ones next to it are Architecture Decision Records, AI-First Engineering and Agentic OS. DirSkills ranks by the star count of the repository each skill ships in, so that order reflects how popular those repositories are rather than any review of ComfyUI Core against them. Open each page to compare what they document and how they install.