The changelog fetching functionality now respects the CLAUDE_CODE_DISABLE_NONESSENTIAL_TRAFFIC environment variable. While the variable existed in v2.0.15, v2.0.17 adds this check to the changelog download function Gb0(), preventing unnecessary network requests in restricted environments.
Evidence
Gb0() at line 362735 adds the check (new location for this guard in v2.0.17)
Strings lifted out of the shipped bundle, so the claim above can be checked against them.
How sure we are
One source agreesOne thing we can check says the same as this entry.
Anthropic's release notes agreeCLAUDE_CODE_DISABLE_NONESSENTIAL_TRAFFIC now disables release notes fetching