HN RyanShook 2/28/2026

Rtk – reduce Claude Code token usage

CLI proxy written in Rust that reduces Claude API token consumption by 60-90% through filtering and compressing command outputs.

HN adebayoj 2/27/2026

Extracting 100K concepts from an 8B LLM

Research on mechanistic interpretability: extracted 100K concepts from Steering-8B LLM including language variants, spelling differences, Unicode errors. Novel interpretability findings.

HN paulpauper 2/27/2026

The hard problem of AI therapy

Discussion of LLM-based chatbots' impact on mental health and psychotherapy, exploring both benefits and harms at scale.

HN iamwil 2/27/2026

It's Time for LLM Connection Strings

Proposes llm:// URI scheme standardization for LLM connection configuration, similar to database connection strings. Draft IETF RFC submitted.

HN ovvvn3r 2/27/2026

Style Guide for Skill.md

Documentation fragment about skill guides and qualifiers with minimal content.