8.13.25 | Claude Sonnet 4 supports 1M tokens, Building a web search engine with 3B embeddings, Search all text in New York City

Hacker News Highlights · Aug 13, 2025 · 12m

This is a recap of the top 10 posts on Hacker News on Aug 13, 2025.

Claude Sonnet 4 now supports 1M tokens of context

https://www.anthropic.com/news/1m-context

https://news.ycombinator.com/item?id=44878147

Show HN: Building a web search engine from scratch with 3B neural embeddings

https://blog.wilsonl.in/search-engine/

https://news.ycombinator.com/item?id=44878151

Search all text in New York City

https://www.alltext.nyc/

https://news.ycombinator.com/item?id=44883304

Training language models to be warm and empathetic makes them less reliable

https://arxiv.org/abs/2507.21919…