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Claude Code

Anthropic · CLI

Claude Code 2.1.177

2.1.176→2.1.177·June 13, 2026 at 4:58 AM UTC

Patch release with refinements to built-in agent instructions and one new internal feature gate.

Changelog

  • [changed] Adjusted wording in plan mode, focus mode, task list, and permission rejection instructions for clearer model behavior.
  • [changed] Updated verification and context management guidance in several prompt sections.

Models & prompts

Refined phrasing around speculative suggestions, plan file usage, ambient context, and how the agent should respond after interruptions or rejections.

Under the hood

Added the tengu_query_errorg feature gate.

Upgrade notes

No action required.

Older release← 2.1.176
All Claude Code releases →

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