Fable Mode for Claude Code

io.github.rex-codebase/fable-mode

Mechanical write gates, evidence receipts, and adversarial review for AI coding agents.

client:Claude Code transport:stdio runtime:pypi

Install Fable Mode in Claude Code

run in your project directory

claude mcp add fable-mode -- uvx fable-engine

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs