Hacker News – 23 Jun 2026

Table of Contents HTTP Innovations The new HTTP QUERY method explained Gaming and Hardware News Steam Machine launches today AI Models and Security Will It Mythos? VibeThinker: 3B param model that beats Opus 4.5 on reasoning with novel SFT+GRPO OpenAI DayBreak – GPT-5.5-Cyber Data Visualization and Programming Plotnine Improvements to Std:Format in C++26 Tech Reflections and Innovations My Mathematical Regression Optocam Zero: a Pi Zero based digital camera made using off the shelf components Who Does What? Team Topologies for the Agentic Platform