The SKILL.md documentation lists global flags that do not exist in the CLI.
Non-existent flags (from SKILL.md Global Flags table)
Documented flags that return 'unknown flag' when used:
--styled
--markdown
--agent
--quiet
--json
--ids-only
--count
--limit
Verified working flags
Location
File: skills/fizzy/SKILL.md
Section: Global Flags table
Tested on
fizzy CLI on macOS