Display colorful ANSI art of the word "ultrathink". Use when the user says "ultrathink" or invokes /ultrathink.
This skill does not declare a tool allowlist. The agent host applies whatever default tools are available at runtime.
SKILL.md / Manifest
https://raw.githubusercontent.com/intellectronica/agent-skills/main/skills/ultrathink/SKILL.mdRegistry
github (via claudemarketplaces.com)