Claude Code v2.1.281: Bedrock guardrails, attribution opt-out, security fixes
Anthropic
v2.1.281 (Sep 23) adds Bedrock STS assume_role and guardrails, a desktop policy block in the apps gateway, "attribution": false to hide commit/PR attribution, MCP URL-mode elicitation, an /insights auto-mode recommendation, and security fixes (recursive rm from command substitution now prompts).
Importance: 2/5
Follow-up release to v2.1.280 with security and enterprise features