Custom “vibe-coding” GPT

Insider Brief Graph AI, developer of the Graph Safety AI-native patient safety platform, raised a $13.3 million Series A led by Insight Partners, with participation from existing investor Bessemer Venture Partners. The platform combines AI with deterministic controls, validation layers, and audit trails for regulated pharmacovigilance environments, reducing case processing turnaround time from over three […]

Insider Brief Clay, the AI go-to-market company, raised a $115 million Series D at a $7.1 billion valuation, led by Wellington, with participation from Sequoia, a16z, Meritech, CapitalG, and others, and now serves over 17,000 customers including Anthropic, Google, OpenAI, and Stripe. Founded by Kareem Amin, Nicolae Rusan, and Varun Anand, Clay builds “GTM Engineers” — growth […]

Is the current furore in mathematics the canary in the coalmine for experimental science and knowledge work? This post was originally published in Vanishing Gradients on September 11, 2026. It’s been updated to address the subsequent declaration by 25 Fields Medalists and the debate about AI, mathematical progress, and research incentives. Science without understanding? “For […]

DeepSeek V4 Pro enters a tougher US-China AI race. US and Chinese firms are expanding open-model efforts.   DeepSeek has released the official version of its V4 Pro artificial intelligence model as competition among Chinese and US open-weight model developers expands. The company said V4-Pro-0813 improves its agent capabilities and is available through its API, […]