top 10 hacker news stories for 2025-10-21

Replacing a $3000/mo Heroku bill with a $55/mo server

https://disco.cloud/blog/how-idealistorg-replaced-a-3000mo-heroku-bill-with-a-55-server/

10 months ago

ChatGPT Atlas

https://chatgpt.com/atlas

10 months ago

Build your own database

https://www.nan.fyi/database

10 months ago

LLMs can get "brain rot"

https://llm-brain-rot.github.io/

10 months ago

Wikipedia says traffic is falling due to AI search summaries and social video

https://techcrunch.com/2025/10/18/wikipedia-says-traffic-is-falling-due-to-ai-search-summaries-and-social-video/

10 months ago

Foreign hackers breached a US nuclear weapons plant via SharePoint flaws

https://www.csoonline.com/article/4074962/foreign-hackers-breached-a-us-nuclear-weapons-plant-via-sharepoint-flaws.html

10 months ago

Neural audio codecs: how to get audio into LLMs

https://kyutai.org/next/codec-explainer

10 months ago

Karpathy on DeepSeek-OCR paper: Are pixels better inputs to LLMs than text?

https://twitter.com/karpathy/status/1980397031542989305

10 months ago

NASA chief suggests SpaceX may be booted from moon mission

https://www.cnn.com/2025/10/20/science/nasa-spacex-moon-landing-contract-sean-duffy

10 months ago

Ask HN: Our AWS account got compromised after their outage

https://news.ycombinator.com/item?id=45657345

10 months ago