CLAUDE_CODE_SILENT_TURN_REMINDER_SECONDS

Updated October 23, 2026 by Alex Sorokoletov

CLAUDE_CODE_SILENT_TURN_REMINDER_SECONDS is a Claude Code environment variable. Removed in v2.1.310, so current releases ignore it. It is not in the official reference.

Status	Removed in v2.1.310
Added	Added in v2.1.290
Category	Other
Official docs	Not listed

How to set it

For one session, export it in the shell that starts Claude Code:

export CLAUDE_CODE_SILENT_TURN_REMINDER_SECONDS=<value>
claude

To apply it to every session, add it to the env object of a settings file:

// ~/.claude/settings.json
{
  "env": {
    "CLAUDE_CODE_SILENT_TURN_REMINDER_SECONDS": "<value>"
  }
}

Related variables

CLAUDE_CODE_SILENT_TURN_REMINDER
CLAUDE_CODE_SILENT_TURN_REMINDER_TEXT
CLAUDE_CODE_SILENT_TURN_REMINDER_TURNS
CLAUDE_CODE_FILE_READ_MAX_PDF_PAGES_PER_TURN: Caps the running total of PDF pages the Read tool loads across a turn, working with the per-message cap above.
CLAUDE_CODE_CCR_FOLD_FIRST_TURN_RESCAN
CLAUDE_CODE_PER_TURN_TIMING
CLAUDE_CODE_TODO_REMINDER_MODE
CLAUDE_CODE_TURN_UPDATES

Frequently asked questions

Which Claude Code version has CLAUDE_CODE_SILENT_TURN_REMINDER_SECONDS?

Removed in v2.1.310, so current releases ignore it.

How do I set CLAUDE_CODE_SILENT_TURN_REMINDER_SECONDS?

Export it before starting Claude Code (export CLAUDE_CODE_SILENT_TURN_REMINDER_SECONDS=value), or add it to the "env" object in ~/.claude/settings.json to apply it to every session.

All variables, searchable: Claude Code environment variables.