CLAUDE_CODE_ENABLE_TODO_TOOLS

Updated October 13, 2026 by Alex Sorokoletov

CLAUDE_CODE_ENABLE_TODO_TOOLS is a Claude Code environment variable. Added between v2.1.229 and v2.1.234 and still present in v2.1.294. It is listed in the official reference.

Status	Present in v2.1.294
Added	Added between v2.1.229 and v2.1.234
Category	Shell and tools
Official docs	Listed

How to set it

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

export CLAUDE_CODE_ENABLE_TODO_TOOLS=<value>
claude

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

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

Release notes that mention it

Related variables

CLAUDE_CODE_ENABLE_EXPERIMENTAL_ADVISOR_TOOL: Enables the experimental Advisor Tool — a server-side tool with its own advisorModel config option.
ENABLE_LSP_TOOL: Enable Language Server Protocol tool.
ENABLE_TOOL_SEARCH: Tool search/deferred loading: auto, true, false, or 0–100%.
CLAUDE_CODE_INLINE_TOOLS
CLAUDE_CODE_REMOTE_TOOLS_ASK_SEATS
CLAUDE_CODE_REMOTE_TOOLS_CALLER_SESSIONS_MAX
CLAUDE_CODE_REMOTE_TOOLS_FORWARD
CLAUDE_CODE_REMOTE_TOOLS_HOST_ALLOWS_UNATTENDED

Frequently asked questions

Which Claude Code version has CLAUDE_CODE_ENABLE_TODO_TOOLS?

Added between v2.1.229 and v2.1.234 and still present in v2.1.294.

How do I set CLAUDE_CODE_ENABLE_TODO_TOOLS?

Export it before starting Claude Code (export CLAUDE_CODE_ENABLE_TODO_TOOLS=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.