response-timestamps

name	response-timestamps
description	Automatically adds timestamps and execution duration to all Claude responses
type	guardrail
enforcement	suggest
priority	high

Response Timestamp Guardrail

Purpose

Ensure all Claude responses include start timestamp, end timestamp, and execution duration for tracking and accountability.

Rules

At Response Start

Begin every response with:

🕒 Response Started: [YYYY-MM-DD HH:MM:SS TIMEZONE]
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

At Response End

End every response with:

━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
🕒 Response Completed: [YYYY-MM-DD HH:MM:SS TIMEZONE]
⏱️  Execution Duration: [X minutes Y seconds]

Format Requirements

• Use ISO 8601 format: YYYY-MM-DD HH:MM:SS TIMEZONE
• Always include timezone (PST, UTC, EST, UTC, etc.)
• Calculate duration from start to completion
• Use emojis for visual clarity (🕒 for time, ⏱️ for duration)
• Include separator lines for visual distinction

Example

🕒 Response Started: 2025-12-07 14:30:45 PST
━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━

[Response content here]

━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
🕒 Response Completed: 2025-12-07 14:32:18 PST
⏱️  Execution Duration: 1 minute 33 seconds

Exceptions

None - this applies to ALL responses without exception.