Magistral — the first reasoning model by Mistral AI(mistral.ai)
893 points by meetpateltech | 395 comments
Mistral AI's announcement page for Magistral, its first reasoning language model.
Hacker News on
Stories posted this day, by points. Rank history starts with the October 2026 rebuild.
Launch HN: Vassar Robotics (YC X25) – $219 robot arm that learns new skills
552 points by charleszyong | 214 comments
Launch HN post for Vassar Robotics' $219 desktop robot arm kit based on LeRobot SO-101, with cameras and an MCP server letting LLMs invoke learned skills.
OpenAI dropped the price of o3 by 80%(twitter.com)
469 points by mfiguiere | 437 comments
A post on X by Sam Altman announcing that OpenAI cut the price of its o3 model by 80%.
Show HN: I made a 3D printed VTOL drone(tsungxu.com)
391 points by tsungxu | 140 comments
A Substack post by Tsung Xu describing a 3D printed VTOL drone with 130-mile range he built in 90 days as a CAD beginner, with an embedded YouTube video.
Low-background Steel: content without AI contamination(blog.jgc.org)
376 points by jgrahamc | 237 comments
John Graham-Cumming blog post introducing lowbackgroundsteel.ai, a clearinghouse he created in 2023 for online resources not contaminated by AI-generated content.
Show HN: Chili3d – A open-source, browser-based 3D CAD application
370 points by xiange | 108 comments
Show HN post introducing Chili3D, an open-source browser-based 3D CAD application built with OpenCascade compiled to WebAssembly and Three.js.
Successful people set constraints rather than chasing goals(joanwestenberg.com)
343 points by MaysonL | 182 comments
A blog essay by Joan Westenberg arguing that smart people create limits and constraints for themselves rather than chasing goals.
"Localhost tracking" explained. It could cost Meta €32B(zeropartydata.es)
330 points by donohoe | 167 comments
Substack post explaining Meta's "localhost tracking" technique that bypassed Android sandboxing to identify users' browsing, and the potential €32B regulatory fines.
TimeGuessr(timeguessr.com)
302 points by stefanpie | 60 comments
Mikeal Rogers has died(b.h4x.zip)
301 points by neom | 39 comments
Android 16 is here(blog.google)
281 points by nsriv | 263 comments
Rust compiler performance(kobzol.github.io)
262 points by mellosouls | 232 comments
OpenAI o3-pro(help.openai.com)
261 points by mfiguiere | 167 comments
Xeneva Operating System(github.com)
218 points by psnehanshu | 62 comments
The Gentle Singularity(blog.samaltman.com)
204 points by firloop | 336 comments
![Screenshot of discrete.openmathbooks.org: Discrete Mathematics: An Open Introduction [pdf]](https://hn.urlbox.com/shots/renders/2025/6/10/52059dc3-911e-4715-8553-a71f523af8c0.jpg)
First thoughts on o3 pro(latent.space)
175 points by aratahikaru5 | 160 comments
Show HN: A “Course” as an MCP Server(mastra.ai)
169 points by codekarate | 16 comments
Thiings(thiings.co)
163 points by pentagrama | 72 comments
![Screenshot of developer.apple.com: Liquid Glass – WWDC25 [video]](https://hn.urlbox.com/shots/renders/2025/6/14/94e5c6e5-164f-48c5-b160-99ac49a6f65b.jpg)
Liquid Glass – WWDC25 [video](developer.apple.com)
151 points by lnrd | 267 comments
![Screenshot of youtube.com: Faster, easier 2D vector rendering [video]](https://hn.urlbox.com/shots/renders/2025/6/10/c471c70f-431c-4a39-b518-24bccd89204c.jpg)
Show HN: High End Color Quantizer(github.com)
117 points by big-nacho | 31 comments
![Screenshot of arhipa.org: Micrographia (1665) [pdf]](https://hn.urlbox.com/shots/renders/2025/6/10/4cff3867-f0b8-4f74-ab6c-02be471bcefd.jpg)
Micrographia (1665) [pdf](arhipa.org)
59 points by andsoitis | 17 comments
Reinforcement Pre-Training(arxiv.org)
48 points by frozenseven | 17 comments
