What
When it starts, Claude Code now reads three more environment variables (settings you put in your shell before launching a program):
Why
What each variable changes is not described yet, so setting them has no documented effect.
How sure we are
Something disagreesSomething we can check disagrees with this entry, or the writer said they could not settle it.
The writer flagged doubtIt is not known what any of the three variables changes.
See this entry in the whole of v2.1.286 →