CLAUDE_CODE_DISABLE_NONESSENTIAL_TRAFFIC

Updated October 13, 2026 by Alex Sorokoletov

CLAUDE_CODE_DISABLE_NONESSENTIAL_TRAFFIC is a Claude Code environment variable: Non-critical network requests. Removed in v2.1.287, so current releases ignore it. It is listed in the official reference.

Status	Removed in v2.1.287
Added	Present since v2.1.69 or earlier
Category	Feature toggles
Official docs	Listed

How to set it

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

export CLAUDE_CODE_DISABLE_NONESSENTIAL_TRAFFIC=<value>
claude

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

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

Related variables

CLAUDE_CODE_DISABLE_ADMIN_ENV_UNION
CLAUDE_CODE_DISABLE_ARTIFACT
CLAUDE_CODE_DISABLE_ATTACHMENTS: File/image attachments.
CLAUDE_CODE_DISABLE_CFC_PROMPT
CLAUDE_CODE_DISABLE_COMMAND_INJECTION_CHECK: Previously allowed disabling command injection detection.
CLAUDE_CODE_DISABLE_CRON: Disable cron/scheduled task functionality.
CLAUDE_CODE_DISABLE_EXPERIMENTAL_BETAS: Experimental beta API features.
CLAUDE_CODE_DISABLE_EXPLORE_INHERIT_CAP: Lets the built-in Explore search agent run at the parent model instead of a cheaper capped default.

Frequently asked questions

What does CLAUDE_CODE_DISABLE_NONESSENTIAL_TRAFFIC do?

Non-critical network requests

Which Claude Code version has CLAUDE_CODE_DISABLE_NONESSENTIAL_TRAFFIC?

Removed in v2.1.287, so current releases ignore it.

How do I set CLAUDE_CODE_DISABLE_NONESSENTIAL_TRAFFIC?

Export it before starting Claude Code (export CLAUDE_CODE_DISABLE_NONESSENTIAL_TRAFFIC=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.