Sweep 19 Sep 2026 · 02:36Z Build v2.1.278 500 read Stable v2.1.267 Latest v2.1.278 Next v2.1.278 Feeds RSS JSON llms.txt Unofficial
Claude Code v2.1.257 ·

Additional working directories now track which settings file 'owns' them

Extra working directories are now attributed to project or local settings correctly, and mis-recorded ones are backfilled.

TierYou'll noticehow much it should matter to you
Useful3my rating, 1 to 5
Signal3worth watching, 1 to 5
AreaWorking Directorieswhat it touches
KindBug Fixesin v2.1.257,
You'll notice

Extra working directories are now attributed to project or local settings correctly, and mis-recorded ones are backfilled.

Reconciliation of permission-context additional working directories now attributes each directory to either projectSettings or localSettings, based on whether it's declared or repo-only, instead of always writing new entries to localSettings. Directories whose recorded source disagrees with where they're actually declared get backfilled to the correct source.

Read from
Names in the bundleprojectSettingslocalSettings
What the documentation says
Since it was published

The entry above is what we published on the day. These lines were added later, as Anthropic's own pages caught up, and they sit beside the original rather than replacing it.

Added since A small documentation edit on Configure your agent touched a line naming localSettings after this was published. * Pass `"localSettings"` to write the project's local settings file, as in `await session.updateSettings("localSettings", { outputStyle: "Explanatory" })`. The written key takes effect on the session's next request and persists for later s… agent-sdk/configuration see the edit
Confirmed since Anthropic's documentation has since written up projectSettings, on Error reference. Its agent definition was not restored: the folder its definition file came from is not trusted (source: projectSettings), so the teammate is running with the team-essential tools and no custom instructions. To restore it, the user needs to… errors see the edit
Confirmed since Anthropic's documentation has since written up localSettings, on Agent SDK reference - TypeScript. | `updateSettings(source, settings)` | Merges settings into the project's local settings file, `.claude/settings.local.json`; they take effect on the next request. Accepts only `source: 'localSettings'` and an allowlisted key set, currentl… agent-sdk/typescript see the edit
How sure we are
One source agreesOne thing we can check says the same as this entry.
Anthropic's documentation agreesAnthropic's documentation has since written up localSettings, on Agent SDK reference - TypeScript.

See this entry in the whole of v2.1.257 →