Drift detection
Paste a (system_prompt, response) pair from a real
session. We char-ngram both and score against the
25 positive + 35 negative persona anchors that
ship with nautilus-compass. Score = alignment − deviation.
Memory integrity (CLI only)
Merkle hash chain verification needs filesystem access · run locally:
pip install nautilus-compass==1.0.0
compass-verify --all # walks every project memory dir
# reports tampered / missing files