CLAIM-2026-10-09-01
Claude Code 2.1.295, released 8 October 2026, added onFailure: "block" for command and HTTP hooks, so that a hook which cannot start, times out, or exits with an unexpected code blocks the action instead of letting it through.
Why it matters
Carries the 2026-10-09-the-hook-that-let-it-through edition's argument about a control plane that defaults to permissive.
Sources
- anthropic2026claude