Claude Code v2.1.295 adds hook failure blocking and gateway model controls
Anthropic released Claude Code v2.1.295, adding onFailure:"block" so hooks that fail to start, time out, or exit unexpectedly block the action. It also adds Program Status Protocol (OSC 7501) terminal support, optional per-upstream models lists with wildcards, upstream_ttfb_ms stream timeouts, and gateway login settings.
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Summary last validated Oct 9, 2026
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