Comfy MCP: Controlling ComfyUI Workflows from AI Agents via MCP

Melvin Vivas · X video post · 2026-06-29 · 0:33 · 1,443 views · Open on X

Topics: AI Agents, Tool Use & MCP, AI Dev Tools & Productivity · Level: intermediate

Summary

Melvin Vivas shares a quoted launch post for Comfy MCP, now in public beta. The launch calls it the first MCP server built for production pipelines. It connects AI agents and coding assistants such as Claude, Codex, Cursor and Hermes to the ComfyUI ecosystem. That lets you run image and media generation workflows with natural-language prompts. The video has no spoken content, so everything here comes from the post text.

Key points

• Comfy MCP is an official Model Context Protocol (MCP) server for ComfyUI, launched in public beta.
• It is billed as the first MCP built for production pipelines, not just local experiments.
• Supported clients named in the post: Claude, Codex, Cursor and Hermes.
• You can run any ComfyUI workflow by describing it in natural language to your agent.
• You can search ComfyUI models, nodes and templates from inside the agent.
• You can share a workflow URL with the agent (the post text is cut off at this point).
• Takeaway: MCP lets general-purpose agents drive specialised tools like node-based diffusion pipelines without custom glue code.

Resources mentioned

• Comfy MCP · tool · github.com · free
  A local, open-source MCP server that gives AI agents access to your Comfy install (nodes, custom nodes and models) so they can fetch files, start the instance and run workflows.
  Also in: Comfy MCP Goes Local and Open-Source: Agents That See Your Install (Melvin Vivas on X · notes)
• ComfyUI · tool · x.com · free
  The official X account for ComfyUI, the node-based tool for generative AI workflows, which announces things like ComfyUI Agent.
  Also in: ComfyUI Agent: early access announcement (Melvin Vivas on X · notes), Comfy Router: One API for Image, Video, 3D and Audio Model Providers (Melvin Vivas on X · notes), Generating AI Video Locally with MiniMax H3 in ComfyUI on an RTX 3090 (Melvin Vivas on X · notes), Running MiniMax M3 Locally in ComfyUI on an RTX 3090 (Melvin Vivas on X · notes) and 23 more
• Claude Opus 5.5 · tool · claude.ai · paid · open in a browser to verify · recommended by both Bashiri Smith & Melvin Vivas
  Anthropic's AI assistant, used throughout the guide to tailor resumes, add live roles to the tracker, match connections to target companies and find hiring managers.
  Also in: Generating a Repo Promo Video with a Claude Skill on Sonnet 5.5 vs Opus 5.5 (Melvin Vivas on X · notes), Comparing Coding Models on the Same Task in Devin iOS (Melvin Vivas on X · notes), Customizing Your Coding Setup with Pi Coding Agent Extensions (Melvin Vivas on X · notes), AI Engineer Roadmap Overview: From ML Foundations to RAG, Agents & Ops (Bashiri Smith on Facebook · notes) and 53 more
• OpenAI Codex · tool · openai.com · paid
  OpenAI's coding agent. In the diagram it writes code, fixes review findings and drives the build loop. The creator also used it to make this video.
  Also in: An agent bot that installs and drives Codex on its own (Melvin Vivas on X · notes), Asking a Coder bot to install Codex (Melvin Vivas on X · notes), Sign in with ChatGPT: Setting Usage Limits for Each App (Melvin Vivas on X · notes), Codex Cloud Environments Must Be Saved & Published Before Use (Melvin Vivas on X · notes) and 240 more
• Cursor · tool · x.com · free · recommended by both Bashiri Smith & Melvin Vivas
  AI-native code editor (VS Code with AI built in).
  Also in: GLM 5.3 and GLM 5.3 Flash now in Cursor (Melvin Vivas on X · notes), Grok Bot Can Now Hand Off Coding Tasks to Cursor (Melvin Vivas on X · notes), Why Plan Mode Still Matters in AI Coding Assistants (Codex, Claude, Cursor) (Melvin Vivas on X · notes), Why Plan Mode Still Matters in AI Coding Agents (Codex, Claude, Cursor) (Melvin Vivas on X · notes) and 121 more
• Hermes · tool · hermes-agent.nousresearch.com · free
  The AI agent the creator uses to automate making explainer videos. It is probably Nous Research's Hermes Agent, but the post does not say so.
  Also in: OpenAI DevDay recap: Dots, GPT-6.1 Sol, Codex Cloud, Agents API (Melvin Vivas on X · notes), Coworker: free open-source desktop AI coworker app (Melvin Vivas on X · notes), Agent Monitor: see traces, tokens and costs of your coding agents (Melvin Vivas on X · notes), Coworker: An Open-Source Desktop Agent App for Local and Cloud Models (Melvin Vivas on X · notes) and 13 more

Try this

• Try connecting Comfy MCP to an MCP client such as Claude, Codex or Cursor.
• Run a ComfyUI workflow with a natural-language prompt through your agent.
• Use the agent to search ComfyUI models, nodes and templates.