CLAUDE_CODE_HOST_PLATFORM
Updated by Alex Sorokoletov
CLAUDE_CODE_HOST_PLATFORM is a Claude Code environment variable: Override platform detection: win32, darwin, linux. Present since v2.1.69 or earlier and still present in v2.1.294. It is not in the official reference.
| Status | Present in v2.1.294 |
|---|---|
| Added | Present since v2.1.69 or earlier |
| 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_HOST_PLATFORM=<value>
claudeTo apply it to every session, add it to the env object of a settings file:
// ~/.claude/settings.json
{
"env": {
"CLAUDE_CODE_HOST_PLATFORM": "<value>"
}
}Release notes that mention it
Related variables
CLAUDE_CODE_WORKSPACE_HOST_PATHS: Specifies host-side filesystem paths that should be mapped or accessible within a workspace context.CLAUDE_AI_HOSTCLAUDE_ARTIFACT_HOST_GRANTCLAUDE_CODE_HOST_CREDS_FILECLAUDE_CODE_HOST_GATEWAY_LINEAGECLAUDE_CODE_HOST_PROMPT_SUPERSEDES_RECORDCLAUDE_CODE_HOST_SCHEDULED_RUNCLAUDE_CODE_HOST_WORKTREE
Frequently asked questions
What does CLAUDE_CODE_HOST_PLATFORM do?
Override platform detection: win32, darwin, linux
Which Claude Code version has CLAUDE_CODE_HOST_PLATFORM?
Present since v2.1.69 or earlier and still present in v2.1.294.
How do I set CLAUDE_CODE_HOST_PLATFORM?
Export it before starting Claude Code (export CLAUDE_CODE_HOST_PLATFORM=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.