The Bash tool description now explicitly states: "Command output is displayed to you, not reliably to the user." This clarifies a common point of confusion in non-interactive and background session contexts where Claude might otherwise assume the user can see terminal output directly. The note appears as a bullet in the tool's capability list.
Evidence
New bullet added to Bash tool description (search for "Command output is displayed to you, not reliably to the user.")
Strings lifted out of the shipped bundle, so the claim above can be checked against them.
