4.18.26 | Claude Design, measuring Claude 4.7's tokenizer costs, Smol machines – subsecond coldstart, portable virtual machines

Hacker News Highlights · Apr 18, 2026 · 12m

This is a recap of the top 10 posts on Hacker News on Apr 18, 2026.

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

(00:00) - Intro

(00:19) - Claude Design

(01:53) - Measuring Claude 4.7's tokenizer costs

(03:42) - Show HN: Smol machines – subsecond coldstart, portable virtual machines

(04:52) - All 12 moonwalkers had "lunar hay fever" from dust smelling like gunpowder (2018)

(06:12) - NASA Force

(07:23) - Are the costs of AI agents also rising exponentially? (2025)

(08:35) - Spending 3 months coding by hand

(09:45) - NIST gives up enriching most CVEs…