7.13.26 | Ask HN flag for AI-generated articles, Claude Code sends 33k tokens OpenCode sends 7k, xAI's Grok build CLI wire-level analysis

Hacker News Highlights · Jul 13, 2026 · 13m

This is a recap of the top 10 posts on Hacker News on Jul 13, 2026.

Feel free to leave feedback on Github: https://github.com/denolfe/hacker-news-highlights

(00:00) - Intro

(00:16) - Ask HN: Add flag for AI-generated articles

(01:29) - Claude Code sends 33k tokens before reading the prompt; OpenCode sends 7k

(03:10) - What xAI's Grok build CLI sends to xAI: A wire-level analysis

(04:51) - How to read more books

(05:38) - Vint Cerf, “father of the Internet”, is retiring

(06:52) - Count Binface

(08:06) - GhostLock, a stack-UAF that has existed in all Linux distributions for 15 years

(09:43) -…