Engineering transparency.

Token counts are a real operating cost. ashlr is the open-source plugin that fixes the read-everything problem in Claude Code — cutting mean token usage by 79.5% on real codebases (files ≥ 2 KB; small files are cached free).

Users were seeing 'session +0' even as lifetime savings climbed. The root cause: CLAUDE_SESSION_ID is not forwarded to MCP server subprocesses. Here's how we diagnosed it and what candidateSessionIds() does to fix it.

v1.8.0 shipped client-side AES-256-GCM encryption for shared team genomes. This post walks through the threat model, how keys are managed, and how encryption pairs with the vclock-based sync layer.