How to Run Multiple Claude Code Accounts on Linux Using One Environment Variable

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Developers using Claude Code for both work and personal projects often face friction when switching between accounts, as it requires logging out and losing session state. A practical solution involves using the CLAUDE_CONFIG_DIR environment variable to maintain separate configuration directories for each account. The approach can be implemented manually or automated through a shell script for faster switching. Additional integrations with direnv and VS Code allow for automatic account switching based on the active project directory.

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