Model Ledger for Claude Code

io.github.block/model-ledger

Model inventory and governance: trace deployed models and their dependencies as an append-only log

client:Claude Code transport:stdio runtime:pypi

Install Model Ledger in Claude Code

run in your project directory

claude mcp add model-ledger -- uvx model-ledger

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