Unverified50% confidenceSolutionExact time
The PreToolUse hook can block tool calls by returning exit code 2, thereby intercepting dangerous operations.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
9/11/2026
First Seen
Valid until: 12/10/2026
Sources
Related Entities
Related Claims
UnverifiedThe PreToolUse Hook intercepts before the AI actually calls the Bash tool or file write tool, preventing the execution of dangerous commands such as rm -rf and DROP TABLE.75% similarUnverifiedThe pre-tool-call hook in Codex Hooks can intercept high-risk commands—for example, automatically blocking and issuing a warning when the AI is about to execute a dangerous operation such as rm -rf.70% similarUnverifiedNodes containing interrupts may restart from the beginning upon resumption; code before the Interrupt will execute again, and if side effects have already occurred they will be repeated, requiring idempotency protection with a business key or moving one-time side effects to a safe task boundary.69% similarUnverified工具调用拦截层将约束从模型记忆迁移到系统硬编码,规避了上下文窗口导致的规则遗忘问题67% similarUnverifiedThe implementation of safety guardrails relies on LangChain's middleware mechanism, which is similar to hook functions.66% similar
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