Baron Discovery Fund Q4 2025 Shareholder Letter

Baron Discovery Fund reports Q4 2025 performance and details new positions in Waystar Holding and Casella Waste Systems. Read ...

OpenAI’s rapid GPT-5.3-Codex model moves beyond simple coding tasks

“Codex-Spark is the first step toward a Codex that works in two complementary modes: real-time collaboration when you want ...

Matt Shumer’s viral blog about AI’s looming impact on knowledge workers is based on flawed assumptions

AI Influencer Matt Shumer penned a viral blog on X about AI’s potential to disrupt, and ultimately automate, almost all ...

OpenAI deploys Cerebras chips for 'near-instant' code generation in first major move beyond Nvidia

OpenAI launches GPT‑5.3‑Codex‑Spark, a Cerebras-powered, ultra-low-latency coding model that claims 15x faster generation speeds, signaling a major inference shift beyond Nvidia as the company faces ...

OpenAI's new Spark model codes 15x faster than GPT-5.3-Codex - but there's a catch

OpenAI's new Spark model codes 15x faster than GPT-5.3-Codex - but there's a catch ...

z.ai's open source GLM-5 achieves record low hallucination rate and leverages new RL 'slime' technique

The latest in z.ai's ongoing and continually impressive GLM series, it retains an open source MIT License — perfect for enterprise deployment – and, in one of several notable achievements, achieves a ...