Using a Codex-built MCP skill to force YuE2 to generate instrumentals reliably

ActIcy7831 · reddit · 2026-11-04

Frustrated that the YuE2 workflow in ComfyUI kept adding unwanted lyrics, the author had Codex create a skill that generates instrumentals via ComfyUI's MCP — now every run produces clean instrumentals. Oddly, asking Codex to reverse-engineer a workflow from those instrumentals still yields singing versions.

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