Claude Code v2.1.181
Released Jun 17, 2026 (2 months ago).
173 issues reference this build
25 still open
148 resolved (86%)
"References this build" means the issue body mentions running 2.1.181 (from the
bug-report template). It reflects report volume, not a proven defect count — an issue may mention a
version without being caused by it. First-party data from the anthropics/claude-code tracker.
Top issues reported on v2.1.181
Ranked by community engagement (reactions and comments).
- [BUG] API Error: Connection closed mid-response ==> frequent enough to make Claude Code unusable for any task
- [BUG] No Response From API 2.1.181, 2.1.183 (constantly)
- [BUG] Usage jumped from 80% to 100% for the week.
- [BUG] claude_design MCP server fails with HTTP 404 on api.anthropic.com/v1/design/mcp
- [BUG] Weekly Limit Jumped From ~50% to 100% in less than an hour of usage on Max20x Plan
- [Bug] Anthropic API Error: Excessive false positive blocks on document reading requests
- Claude in Chrome (desktop/web app): a new tab group is created for every session instead of reusing the previous session's tab
- Ghostty TUI: opening URLs needs Shift+⌘+click or Ctrl+click, not the documented ⌘-click (v2.1.181)
- You've hit your weekly limit · resets 8pm (America/Vancouver)
- Keyboard navigation between user messages in chat conversation (jump to previous/next prompt)
- InputValidationError: long unicode-escaped tool arguments fail JSON parse (AskUserQuestion) — retry with shorter input succeeds
- [Bug] Weekly usage limit unexpectedly increased without API calls
- [BUG] Auth session invalidated after sleep on macOS 26: background token refresh corrupts keychain credential instead of retaining old token
- [BUG] Statusline OSC 8 hyperlinks no longer clickable (regression in 2.1.181)
- claude_design built-in MCP server always 404s: /v1/design/mcp uses login-OAT, not the designOauth token from /design login (v2.1.181)
- [Feature Request] Increase weekly session limits for Max plan users
- [Bug] Claude Design MCP server auto-registers for unauthorized accounts, causing persistent 404/401 errors and broken reconnect flow
- [BUG] Windows Desktop app: Read tool PDF fails with 'pdftoppm is not installed' while poppler is installed, on PATH, and resolvable by the same session's shells
- [BUG] Remote Control initialization fails for every new session - registerWorker HTTP 401 (reconnects still work), since mid-May
- You've hit your session limit · resets 12:30pm (America/Toronto)
- [Bug] Anthropic API Error with skill model switch
- --continue / --resume doesn't check the existing live-session registry before re-opening a session already running in another process
- [Bug] Custom theme diffAdded/diffRemoved overrides ignored in file-diff renderer
- [BUG] Urgent: Abnormal Token Consumption and Session Issue in Claude Code
- [Bug] GitHub API requests blocked by proxy egress policy with HTTP 502 in scheduled routines
- [Bug] claude update falsely detects npm-global install when npm prefix overlaps ~/.local/bin
- [Feature Request] VsCode Extension: Persist Selected Model Display in Chat UI
- Claude Desktop local-agent (Cowork) sessions leak claude-code node processes (never exit at session end) — GBs of RAM + MCP port exhaustion
- [Bug] Anthropic API Error: 500 Internal Server Error
- [BUG] within 1 hour weekly usage consumed 40 percent, it only used rest 45 due to rough coding in 2 days , some issue
Changelog
What's changed
- Added
/config key=valuesyntax to set any setting from the prompt (e.g./config thinking=false) — works in interactive,-p, and Remote Control - Added
sandbox.allowAppleEventsopt-in setting that lets sandboxed commands send Apple Events on macOS - Added
CLAUDE_CLIENT_PRESENCE_FILEenvironment variable: point it at a marker file to suppress mobile push notifications while you're at the machine - Upgraded the bundled Bun runtime to 1.4
- Improved streaming of long paragraphs: text now appears line-by-line instead of waiting for the first line break
- Improved auto-retry: API connection drops mid-thinking now automatically retry instead of showing "Connection closed while thinking"
- Improved the subagent panel: idle subagents auto-hide after 30s, the list caps at 5 rows with scroll hints, and keyboard hints now show in the footer
- Improved the MCP OAuth browser page to match Claude Code's visual style and auto-close on success
- Changed fullscreen mode URL opening to require Cmd+click (macOS) / Ctrl+click, matching native terminal behavior
- Changed the
Improved N memoriesline to no longer list individual files outside verbose mode - Fixed prompt caching not reading on custom
ANTHROPIC_BASE_URLand on Foundry due to a per-request attestation token changing every turn - Fixed Write/Edit producing 0-byte or truncated files on network drives and cloud-synced folders
- Fixed
open,osascript, and browser-based auth flows failing with error -600 on macOS by adding the Apple Events entitlement - Fixed a startup regression (~120ms per launch in fresh environments, introduced in 2.1.169): the first prompt no longer waits for the managed-settings fetch when no MCP servers are configured
- Fixed startup blocking with a blank terminal for up to 15 seconds when the account settings fetch is slow on a degraded network
- Fixed startup crash (
TypeError: Cannot read properties of null) when.claude.jsoncontains corrupted null project entries - Fixed macOS TUI freezing at session start (Ctrl+C unresponsive) when Spotlight is busy reindexing
- Fixed long-running idle sessions losing their history when another Claude Code process ran the 30-day transcript cleanup
- Fixed foreground subagents spawning unbounded nested chains; they now respect the same 5-level depth limit as background subagents
- Fixed
/recapand conversation forks using the previous model immediately after a model switch - Fixed subagent "Thinking" duration showing the parent agent's elapsed time instead of the subagent's own
- Fixed subagents blocked on a nested agent showing a ticking elapsed time instead of "waiting" in the agent panel
- Fixed the API retry indicator ("Retrying in 0s · attempt N/10") staying on screen after the retry succeeded
- Fixed AWS
awsCredentialExportcredentials with a short remaining lifetime causing credential refreshes every minute, and now accepts the JSON shape fromaws configure export-credentials - Fixed
claude mcp get/listshowing✓ Connectedwhen tools/list fails; they now show! Connected · tools fetch failedwith the error detail - Fixed
/remote-controlleaving a stale "connecting…" line; it now confirms in the transcript once connected - Fixed ExitWorktree refusing to remove a clean worktree with "Could not verify worktree state" when bare
gitcannot be resolved on Windows - Fixed settings changes (such as
/effortor/model) failing with ENOENT when~/.claude/settings.jsonis a relative symlink under a symlinked~/.claude - Fixed IDE selection line numbers in context reminders being off by one (IntelliJ and VS Code)
- Fixed Ctrl+C in fullscreen after a native terminal selection (modifier+drag) overwriting the clipboard with the app's prior selection
- Fixed Ctrl+V showing "No image found in clipboard" instead of pasting when the clipboard contains text
- Fixed agent creation failing with "EEXIST: file already exists" when the agents directory already exists (Windows/OneD