Unclear It is not clear whether a user can choose these variants or only the server can.
What
Claude Code accepts a set of named prompt variants. Three new names are now accepted:
no_scratchpadno_scratchpad_cappedno_scratchpad_keep_asks
They join the existing control, lean, short, short_v2 and capped.
Why
These look like variants the server chooses to test, so they may only appear when the server sends them.
Something disagreesSomething we can check disagrees with this entry, or the writer said they could not settle it.
The writer flagged doubt
It is not clear whether a user can choose these variants or only the server can.