shim-cli is an open-source hook and local proxy for Claude Code, Codex, Copilot CLI, and VS Code. It shows session traffic and cost, and masks secrets or personal data where the client permits.
Features
- Agent traffic inspection
- Sensitive-data masking
- Session cost visibility
Use Cases
- Review outbound agent data
- Reduce secret exposure
- Analyze session usage
FAQ
shim-cli is an open-source hook and local proxy for Claude Code, Codex, Copilot CLI, and VS Code. It shows session traffic and cost, and masks secrets or personal data where the client permits. Core capabilities include: Agent traffic inspection, Sensitive-data masking, Session cost visibility.
Common scenarios include: Review outbound agent data, Reduce secret exposure, Analyze session usage.
