hcker.news — day

Claude Code sends 33k tokens before reading the prompt; OpenCode sends 7k

2026-07-12T18:25:51Z

544 points by systima | 307 comments

Article: https://systima.ai/blog/claude-code-vs-opencode-token-overhead
Comments: https://hcker.news/?comments=48883275

Ask HN: Add flag for AI-generated articles

2026-07-13T01:24:20Z

472 points by levkk | 247 comments

Article: https://news.ycombinator.com/item?id=48886741
Comments: https://hcker.news/?comments=48886741

Old and new apps, via modern coding agents

2026-07-12T11:09:42Z

428 points by subset | 126 comments

Article: https://terrytao.wordpress.com/2026/07/11/old-and-new-apps-via-modern-coding-agents/
Comments: https://hcker.news/?comments=48880170

I love LLMs, I hate hype

2026-07-12T18:31:56Z

400 points by therepanic | 249 comments

Article: https://geohot.github.io//blog/jekyll/update/2026/07/12/i-love-llms.html
Comments: https://hcker.news/?comments=48883343

Since Chromium 148, Math.tanh is now fingerprintable to link underlying OS

2026-07-12T21:12:11Z

390 points by joahnn_s | 184 comments

Article: https://scrapfly.dev/posts/browser-math-os-fingerprint/
Comments: https://hcker.news/?comments=48884853

How to read more books

2026-07-12T15:47:16Z

302 points by silcoon | 168 comments

Article: https://scotto.me/blog/2026-07-12-how-to-read-more-books/
Comments: https://hcker.news/?comments=48882056

Ghostel.el: Terminal emulator powered by libghostty

2026-07-12T08:52:59Z

275 points by signa11 | 56 comments

Article: https://dakra.github.io/ghostel/
Comments: https://hcker.news/?comments=48879504

The shingles vaccine may reduce the risk of dementia

2026-07-12T15:23:59Z

233 points by saikatsg | 193 comments

Article: https://www.economist.com/leaders/2026/07/09/a-no-brainer-for-protecting-your-brain
Comments: https://hcker.news/?comments=48881874

Irish datacenters now guzzle 23% of the country's electricity

2026-07-12T20:16:12Z

227 points by Bender | 240 comments

Article: https://www.theregister.com/on-prem/2026/07/11/irish-datacenters-now-guzzle-23-of-the-countrys-electricity/5270013
Comments: https://hcker.news/?comments=48884322

Tiny Emulators

2026-07-12T20:23:05Z

214 points by naves | 13 comments

Article: https://floooh.github.io/tiny8bit-preview/index.html
Comments: https://hcker.news/?comments=48884395

LARP – Revenue infrastructure for serious founders

2026-07-12T16:56:41Z

213 points by BerislavLopac | 46 comments

Article: https://www.larp.website/
Comments: https://hcker.news/?comments=48882569

Don't you mean extinct?

2026-07-12T15:17:20Z

190 points by zdw | 122 comments

Article: https://fabiensanglard.net/extinct/index.html
Comments: https://hcker.news/?comments=48881830

Migrating a production AI agent to GPT-5.6: 2.2x faster, 27% cheaper

2026-07-12T17:13:07Z

190 points by brryant | 76 comments

Article: https://ploy.ai/blog/migrating-a-production-ai-agent-to-gpt-5-6
Comments: https://hcker.news/?comments=48882716

Count Binface

2026-07-13T04:00:54Z

169 points by mooreds | 52 comments

Article: https://countbinface.com
Comments: https://hcker.news/?comments=48887753

Cyberpunk Comics, Manga and Graphic Novels

2026-07-12T22:45:31Z

154 points by zdw | 41 comments

Article: https://shellzine.net/cyberpunk-comics/
Comments: https://hcker.news/?comments=48885643

Woman in Brazil enslaved for 55 years by 3 generations of the same family

2026-07-12T11:18:32Z

151 points by RetroTechie | 212 comments

Article: https://english.elpais.com/international/2026-07-10/woman-rescued-in-brazil-after-being-enslaved-for-55-years-by-three-generations-of-the-same-family.html
Comments: https://hcker.news/?comments=48880209

Understanding the Odin programming language

2026-07-12T12:08:07Z

151 points by AlexeyBrin | 95 comments

Article: https://odinbook.com/
Comments: https://hcker.news/?comments=48880499

AI boosts research careers but narrow the span of ideas explored: study

2026-07-12T13:26:13Z

143 points by zaikunzhang | 103 comments

Article: https://spectrum.ieee.org/ai-science-research-flattens-discovery
Comments: https://hcker.news/?comments=48881043

Why Vanilla JavaScript

2026-07-12T22:53:51Z

129 points by guseyn | 79 comments

Article: https://guseyn.com/html/posts/why-vanilla-js.html
Comments: https://hcker.news/?comments=48885705

I Learned to Read Again

2026-07-12T18:22:15Z

129 points by georgex7 | 50 comments

Article: https://substack.magazinenongrata.com/p/how-i-learned-to-read-again
Comments: https://hcker.news/?comments=48883238

Death of the Status Update: Why 55% of Americans Stopped Posting on Social Media

2026-07-12T10:14:40Z

127 points by thunderbong | 148 comments

Article: https://ca.pcmag.com/social-media/16790/the-death-of-the-status-update-why-55-of-americans-stopped-posting-on-social-media
Comments: https://hcker.news/?comments=48879902

Ask HN: What Are You Working On? (July 2026)

2026-07-12T21:26:41Z

126 points by david927 | 396 comments

Article: https://news.ycombinator.com/item?id=48884984
Comments: https://hcker.news/?comments=48884984

How we can reduce traffic congestion

2026-07-12T15:35:36Z

118 points by raahelb | 158 comments

Article: https://research.google/blog/the-power-of-collaboration-how-we-can-reduce-traffic-congestion/
Comments: https://hcker.news/?comments=48881967

Automation Without Understanding

2026-07-12T16:54:47Z

112 points by root-parent | 50 comments

Article: https://arxiv.org/abs/2607.06377
Comments: https://hcker.news/?comments=48882554

Yt-Dlp Sequence Diagrams

2026-07-12T11:49:38Z

104 points by billyp-rva | 31 comments

Article: https://app.ilograph.com/demo.ilograph.yt-dlp/Download%2520a%2520YouTube%2520Video
Comments: https://hcker.news/?comments=48880384

Making Crash Bandicoot (2011)

2026-07-12T13:18:36Z

101 points by alexpls | 1 comments

Article: https://all-things-andy-gavin.com/2011/02/02/making-crash-bandicoot-part-1/
Comments: https://hcker.news/?comments=48880987

Against Usefulness

2026-07-12T17:47:07Z

100 points by supo | 27 comments

Article: https://www.motivenotes.ai/p/against-usefulness
Comments: https://hcker.news/?comments=48882956

Mechanistic interpretability researchers applying causality theory to LLMs

2026-07-12T18:04:41Z

94 points by adunk | 68 comments

Article: https://cacm.acm.org/news/can-we-understand-how-large-language-models-reason/
Comments: https://hcker.news/?comments=48883090

Neocities: Create your own free website

2026-07-12T19:49:53Z

93 points by Tomte | 30 comments

Article: https://neocities.org/
Comments: https://hcker.news/?comments=48884052

Designing and assembling my first PCB

2026-07-12T22:56:56Z

92 points by tadasv | 34 comments

Article: https://vilkeliskis.com/b/2026/0711.html
Comments: https://hcker.news/?comments=48885728

Fable extended until 19 July

2026-07-12T17:14:34Z

85 points by protoman3000 | 44 comments

Article: https://twitter.com/claudeai/status/2076351399999557669
Comments: https://hcker.news/?comments=48882730

Show HN: Shirei, cross-platform GUI framework in native Go

2026-07-12T16:55:42Z

81 points by hsn915 | 49 comments

Article: https://github.com/hasenj/go-shirei/
Comments: https://hcker.news/?comments=48882562

Datacentres drive up big tech's carbon emissions to a third of those of France

2026-07-12T10:23:25Z

80 points by YeGoblynQueenne | 105 comments

Article: https://www.theguardian.com/us-news/2026/jul/11/microsoft-amazon-google-datacentre-carbon-emissions-france
Comments: https://hcker.news/?comments=48879950

Theo de Raadt: "You've been smoking something mind altering" (2007)

2026-07-12T16:05:29Z

78 points by turrini | 81 comments

Article: https://marc.info/?l=openbsd-misc&m=119318909016582
Comments: https://hcker.news/?comments=48882189

Unauthenticated RCE in Motorola's MR2600 Router

2026-07-12T11:52:21Z

78 points by MrBruh | 25 comments

Article: https://mrbruh.com/motorola/
Comments: https://hcker.news/?comments=48880406

Kode Dot Programmable pocket device for makers, pentesters and geeks

2026-07-12T21:27:29Z

72 points by iNic | 17 comments

Article: https://kode.diy
Comments: https://hcker.news/?comments=48884992

Why study Diophantine equations?

2026-07-12T15:53:53Z

67 points by mb1699 | 27 comments

Article: https://hidden-phenomena.com/articles/modular
Comments: https://hcker.news/?comments=48882097

Storm clouds gather over America's financial supremacy

2026-07-12T21:04:13Z

64 points by pseudolus | 20 comments

Article: https://www.economist.com/finance-and-economics/2026/07/12/storm-clouds-gather-over-americas-financial-supremacy
Comments: https://hcker.news/?comments=48884775

MacKenzie Scott's giving, in quality-adjusted life years

2026-07-13T00:18:16Z

63 points by 383toast | 32 comments

Article: https://maxghenis.com/mackenzie-scott-qaly/
Comments: https://hcker.news/?comments=48886311

Billion Dollar PDFs

2026-07-12T23:45:35Z

63 points by rafaepta | 24 comments

Article: https://billiondollarpdf.com/
Comments: https://hcker.news/?comments=48886065

The One-Step Trap (In AI Research)

2026-07-12T18:41:15Z

48 points by jxmorris12 | 10 comments

Article: http://incompleteideas.net/IncIdeas/OneStepTrap.html
Comments: https://hcker.news/?comments=48883415

TK, or the secret to effortless writing (2024)

2026-07-12T15:58:42Z

47 points by Tomte | 24 comments

Article: https://atthis.link/blog/2024/49629.html
Comments: https://hcker.news/?comments=48882144

Mystery behind Moana: After 1,700 years, why did Polynesians suddenly sail east?

2026-07-12T12:17:26Z

45 points by pseudolus | 24 comments

Article: https://theconversation.com/the-real-mystery-behind-moana-after-1-700-years-why-did-polynesians-suddenly-sail-east-287226
Comments: https://hcker.news/?comments=48880564

Claude Code May–July 2026 weekly limits promotion

2026-07-12T18:01:29Z

44 points by alvis | 64 comments

Article: https://support.claude.com/en/articles/15910845-claude-code-may-july-2026-weekly-limits-promotion
Comments: https://hcker.news/?comments=48883064

How Ukraine Built a War Fighting State

2026-07-12T17:11:06Z

44 points by delichon | 37 comments

Article: https://www.austinvernon.site/blog/ukrainewar.html
Comments: https://hcker.news/?comments=48882703

IT administrators are "fed up" with Microsoft's "useless" apps and Windows 11

2026-07-12T11:22:42Z

44 points by 01-_- | 25 comments

Article: https://www.neowin.net/news/it-admins-feel-overwhelmingly-sick-of-microsoft-and-windows-11-garbage-apps-products/
Comments: https://hcker.news/?comments=48880233

Croc: Securely transfer files and folders between two computers

2026-07-12T15:44:13Z

42 points by gregsadetsky | 21 comments

Article: https://github.com/schollz/croc/
Comments: https://hcker.news/?comments=48882034

Beavis Ultrasound PnP ISA Sound Card Replica

2026-07-13T05:15:14Z

39 points by mariuz | 10 comments

Article: https://github.com/schlae/BeavisUltrasound
Comments: https://hcker.news/?comments=48888193

Profiling the "Abundance" housing bottleneck with real data

2026-07-12T21:45:28Z

38 points by laxmena | 33 comments

Article: https://laxmena.com/same-capacity-less-throughput
Comments: https://hcker.news/?comments=48885138

Flash-MSA: Accelerating Million-Token Training with Sparse Attention Kernels

2026-07-12T20:46:43Z

34 points by rawsh | 3 comments

Article: https://nanduruganesh.github.io/flash-msa/
Comments: https://hcker.news/?comments=48884618