$ ls interpretability/reviews/ # the step-back reads
Interpretability in review
One review per week (and month): what shipped, what broke, what to act on.
Oct 5–11, 2026 weekly [act] 7 stories
TransformerLens 4.2.0 fixes Cohere bridge and optimizer parity
The release also adds tie-aware sparse probe metrics, while SAELens moves decoder-norm folding to load time.
Sep 28–Oct 4, 2026 weekly [act] 7 stories
SAELens 6.53 ships bidirectional AbsTopK and whitening
Three releases in three days added two activation options while fixing a multi-SAE training deadlock and a JumpReLU load failure.
Keep up with Interpretability in about 3 minutes: what actually shipped — the commits, pull requests, releases, and security advisories that matter.
fair warning: these emails are deeply technical. diffs, version numbers, CVEs, benchmark deltas. if that's not your idea of a good read, this isn't your newsletter.
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