Alex Chen
AI Research Editor
Alex covers AI research and frontier models. Former ML engineer at a leading lab.
LLMsResearch PapersAI Safety
2
articles

AI & ML
OpenAI Just Dropped GPT-5.5 and It Wants Your Whole Workflow
OpenAI released GPT-5.5 on Thursday, just six weeks after GPT-5.4. Codenamed "Spud" internally, it's reportedly the company's first fully retrained LLM since GPT-4.5, and the pitch is agentic work — hand it a messy, multi-step task and trust it to finish. On Terminal-Bench 2.0 it scores 82.7%, a clear jump over GPT-5.4's 75.1% and well ahead of Claude Opus 4.7 at 69.4%.
Alex Chen· Apr 24, 2026
4m

AI & ML
AI Is Now Finding Security Holes That Survived Decades of Human Review
From Anthropic's Claude Mythos to OpenAI's Codex Security, AI agents are discovering critical vulnerabilities faster and at a scale no human team can match.