Documentation Index
Fetch the complete documentation index at: /llms.txt
Use this file to discover all available pages before exploring further.
The subprocess Claude Code calls on each tool event
failproofai --hook <EventType>
settings.json by failproofai policies --install. You don’t normally call this directly.
Reads a JSON payload from stdin, evaluates all enabled policies, and exits with a code indicating the decision:
| Exit code | Decision | Effect |
|---|---|---|
0 | allow | Permit the action |
1 | deny | Block the action - Claude sees the denial reason |
2 | instruct | Inject guidance into Claude’s context |
| Category | Events |
|---|---|
| Tool execution | PreToolUse, PostToolUse, PostToolUseFailure, PermissionRequest, PermissionDenied |
| Session lifecycle | SessionStart, SessionEnd, Stop, StopFailure |
| User interaction | UserPromptSubmit, Notification, Elicitation, ElicitationResult |
| Subagents & tasks | SubagentStart, SubagentStop, TaskCreated, TaskCompleted, TeammateIdle |
| Configuration | InstructionsLoaded, ConfigChange, CwdChanged |
| File system | FileChanged, WorktreeCreate, WorktreeRemove |
| Context | PreCompact, PostCompact |
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