Issues

• Stale COMFYUI_URL / silent wrong-port targeting when ComfyUI runs via Comfy Desktop

  Comfy-Org/comfy-mcp#281 · Filter by author AbhilashReddy17 opened on Sep 18, 2026

• Feature: expose streamable-http transport (server is stdio-only)

  Comfy-Org/comfy-mcp#273 · Filter by author wbrione opened on Sep 15, 2026

• MCP error -32000

  bug
  Comfy-Org/comfy-mcp#272 · Filter by author Anze- opened on Sep 12, 2026

• Every tool failure reaches the client as "Error executing tool X" with no reason

  Comfy-Org/comfy-mcp#267 · Filter by author seconds-0 opened on Sep 8, 2026
  1

• How to install this on Comfy Desktop?

  Comfy-Org/comfy-mcp#258 · Filter by author vico93 opened on Aug 25, 2026

• widgets_values positional array is misread when a node has serialize:false widgets

  bug
  Comfy-Org/comfy-mcp#257 · Filter by author zyd232 opened on Aug 23, 2026

• Expose comfy preview so agents can inspect video and audio outputs

  Comfy-Org/comfy-mcp#255 · Filter by author wgu9 opened on Aug 22, 2026

• Use the configured remote ComfyUI for nodes and validation

  Comfy-Org/comfy-mcp#247 · Filter by author wgu9 opened on Aug 20, 2026
  2

• validate_workflow fails on large installs — and comfy-cli's own --input escape hatch isn't exposed

  Comfy-Org/comfy-mcp#245 · Filter by author pryingopen3rdi opened on Aug 19, 2026

• Nodes tool unusable

  Comfy-Org/comfy-mcp#252 · Filter by author pryingopen3rdi opened on Aug 19, 2026