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claude-code

v2.1.193 Feature

This release adds 5 notable features for engineering teams evaluating rollout.

✓ No known CVEs patched
Read the diff → Tool health → What is this tool? →

✓ No known CVEs patched in this version

Affected surfaces

auth rbac

Summary

AI summary

Added telemetry logging for assistant responses and several UX improvements.

Full changelog

What's changed

  • Added autoMode.classifyAllShell setting to route all Bash/PowerShell commands through the auto-mode classifier instead of only arbitrary-code-execution patterns
  • Added auto-mode denial reasons to the transcript, the denial toast, and /permissions recent denials
  • Added claude_code.assistant_response OpenTelemetry log event containing the model's response text. Redacted unless OTEL_LOG_ASSISTANT_RESPONSES=1; when that var is unset it follows OTEL_LOG_USER_PROMPTS, so deployments that already log prompt content will start receiving response content on upgrade — set OTEL_LOG_ASSISTANT_RESPONSES=0 to keep prompts-only.
  • Added live file path autocomplete to bash mode (!)
  • Added a startup notice when MCP servers need authentication, pointing at /mcp
  • Added automatic memory-pressure reaping for idle background shell commands (disable with CLAUDE_CODE_DISABLE_BG_SHELL_PRESSURE_REAP=1)
  • Fixed /model and other client-data-gated UI showing stale/empty state immediately after /login
  • Fixed backgrounding (←←) spuriously cancelling with "N background tasks would be abandoned" when all running tasks carry over to the new session
  • Fixed pinned background agents being re-prompted to "Continue from where you left off" after every auto-update
  • Fixed backgrounding the main turn spawning a phantom "general-purpose (resumed)" subagent that re-ran the main conversation
  • Fixed agent panel hiding sibling agents when viewing a subagent
  • Improved background agents: the launch result no longer instructs Claude to "end your response" — it keeps working on other tasks while the agent runs
  • Improved MCP headersHelper auth: the helper now re-runs and reconnects automatically when a tool call returns 401/403
  • Improved plugin auto-rename: marketplace renames maps are now followed automatically, updating your settings to the new name
  • Improved /add-dir message when the directory is already a working directory

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Related context

Earlier breaking changes

  • v2.1.215 Claude no longer automatically runs /verify and /code-review skills
  • v2.1.160 Renames dynamic‑workflow trigger keyword from `workflow` to `ultracode`; `workflow` no longer triggers a run
  • v2.1.160 Deprecates and removes the `CLAUDE_CODE_OPUS_4_6_FAST_MODE_OVERRIDE` environment variable; it is now a no‑op
  • v2.1.147 Renames /simplify to /code-review; removes cleanup-and-fix behavior.

Beta — feedback welcome: [email protected]