xAI cofounder Igor Babuschkin is seeking up to $1 billion for his new AI startup River AI at a $5 billion valuation, with General Catalyst in talks to lead the round and Babuschkin personally committing $100 million to the venture.
Microsoft is aggressively pursuing AI startup acquisitions, including talks with Stanford-spun Inception, as it races to build frontier AI independence from OpenAI by 2027 — after losing a bid for code-generation startup Cursor to a SpaceX-xAI deal worth $60 billion.
Raindrop Workshop is a new local debugging tool that streams every token, tool call, and decision from AI coding agents in real time, integrating with popular platforms like Claude Code to enable self-healing loops that automatically fix failures until all assertions pass.
Datadog launches Toto 2.0, a groundbreaking family of open-weights time series forecasting models scaling up to 2.5 billion parameters, achieving state-of-the-art results across all major benchmarks while being up to 7 times more parameter-efficient than its predecessor.
AI chipmaker Cerebras explodes 90% on its Nasdaq trading debut, opening at $350 after pricing at $185, claiming the biggest IPO of the year with a $75 billion valuation amid overwhelming investor demand exceeding 20 times available shares as it challenges Nvidia's dominance.
Braintrust launches multi-turn AI conversation evaluation tools that expose hidden chatbot failures—like repeated questions and contradictions—by scoring both individual responses and full conversations at scale in production.
Adaption launches AutoScientist, a groundbreaking AI tool that simultaneously co-optimizes data and models through automated fine-tuning, claiming to more than double win rates across different models while making frontier-level AI training accessible beyond major labs.
AI-powered coding is fueling a security crisis as Experian data reveals 40% of last year's 5,000 data breaches were AI-driven, prompting Synthesia to release a six-step automated code security review tool that scans for vulnerabilities at under $4 per review, while experts urge companies to act now as powerful models …
Microsoft's AI-driven vulnerability system MDASH has discovered 16 previously unknown Windows flaws, including four critical remote code execution vulnerabilities now patched, using over 100 specialized AI agents to scan source code and top a major cybersecurity benchmark.
Microsoft's new AI security system MDASH, orchestrating over 100 specialized agents, achieves an industry-leading 88.45% on a real-world vulnerability benchmark and directly uncovers 16 new Windows CVEs — including four Critical remote code execution flaws — patched in today's Patch Tuesday release.