Claude Code 2.1.301 ships 51 CLI changes plus a security-scoping system prompt update

ClaudeCodeLog · x · 2026-10-16

Claude Code 2.1.301 is out with 51 CLI changes and one system prompt change. Highlights: the system prompt now scopes Claude to authorized security testing and requires refusing out-of-scope probes, and unattended retry mode aborts requests when the next usage-limit reset is far in the future.

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