Transformerlens Python Packages

neuronscope-cli

CLI and MCP server that traces which attention heads and neurons drive an LLM's output, built on TransformerLens.

glassbox-mech-interp

Open-source EU AI Act Annex IV documentation toolkit. Mechanistic interpretability + circuit discovery for transformers. One function call generates a structured, hash-chained evidence package.

glassbox-mcp

Open-source EU AI Act Annex IV documentation toolkit. Mechanistic interpretability + circuit discovery for transformers. One function call generates a structured, hash-chained evidence package.

arrakis-mi

Arrakis is a library to conduct, track and visualize mechanistic interpretability experiments.