OpenAI at $1.2T, AI Safety and Startup Funding News — September 16, 2026

AI is getting cheaper, bigger, and harder to trust. That tension is starting to create entirely new markets around safety, privacy, infrastructure, and enterprise control. At the same time, investors are still pouring billions into the companies and funds positioned to capture the next phase of adoption. Here’s what matters today: AIUC raised $40M to build a safety standard for AI agents. OpenAI is reportedly exploring funding at a $1.2T valuation. Salesforce and Nvidia launched a new enterprise reasoning model. U.S. data centers could become one of the world’s biggest natural gas consumers. More than $1.85B closed across new AI and digital health funds. FROM OUR PARTNER - SEMRUSH Your buyers don’t just search Google anymore. I’ve been looking at how search is changing, and this is probably the biggest shift marketers need to pay attention to. semrush.sjv.io People still use Google, but they’re also discovering products through ChatGPT, AI Overviews, and other AI tools. Semrush now lets you track both from one place. You can see where your brand ranks in search, how often it appears in AI answers, where competitors are gaining visibility, and what may be holding your site back. So instead of treating SEO and AI discovery as two separate strategies, you can manage both together. If organic growth matters to your business, this is worth checking before your competitors figure it out first. See how visible your brand really is → STARTUPS RAISING MILLIONS At least $768M + €543.8M + £1.65M disclosed across today’s startup rounds The three biggest rounds: Open Cosmos: €300M Exein: $270M Euclyd: €200M Series A Together, those three companies accounted for more than €500M plus $270M of today’s disclosed funding. AcademyAI: London-based AI skill assessment and personalized training platform raised £1.65M from Nexus Family Office and Panthera Family Office. Liquid Compute: New York-based marketplace for trading AI infrastructure raised $15M co-led by FirstMark and Chemistry, with participation from K8 Capital, Night Capital, TrueBridge, Brainchild Holdings, UFO Holdings, and Dmitry Balyasny. Scaffold: Austin-based software platform using AI to coordinate trade contractors in homebuilding raised $15M led by Navitas Capital, with participation from D.R. Horton, Pulte Homes, Builders FirstSource, Windsor America, Grid Capital, Home Technology Ventures, Stage2 Capital, and Ivy Zelman. G5 Labs: Boston-based MIT CSAIL spinout building an abstraction layer for AI-native software development emerged from stealth with $14M co-led by Pillar VC and Battery Ventures, with participation from Omega Venture Partners, Encoded Ventures, and angel investors including Jeff Dean. BoomerangHR: New York-based AI-powered offboarding and alumni management platform raised $12.7M led by Kalos Ventures and Album Ventures, with participation from Monta Vista Capital, Capital Eleven, and Strada Education Foundation. Keewano: Tel Aviv-based database built for machine reasoning raised $12M led by Hetz Ventures, with participation from a16z speedrun, Remagine Ventures, DIG Ventures, and angel investors. Aitiologic: Vienna-based precision medicine company developing tissue-resolved liquid biopsy technology raised €6.4M co-led by Heal Capital and Ananda Impact Ventures, with participation from PUSH VC, LANA Ventures, and Gordon Sanghera. Biorsaf: Italy-based food safety and quality process digitisation startup raised €5.2M led by P101. Eve Security: Austin-based runtime security and governance platform for enterprise AI agents raised $4.5M in a seed extension led by Run Ventures, with participation from Dreamit Ventures, Blu Ventures, and LiveOak Ventures. Decimal AI: San Francisco-based customer engineering platform for technical support teams raised $4M co-led by Khosla Ventures and Kearny Jackson, with participation from Atlassian Ventures, Weekend Fund, Claire Johnson, Michelle Valentin, and Rimple Patel. Radian Forge: Portsmouth-based advanced manufacturing platform for the U.S. maritime and defense industrial base raised $2.5M led by Veteran Ventures Capital, with participation from Virginia Innovation Partnership Corporation and existing investors. EnforceShield: Vilnius-based autonomous intellectual property enforcement platform raised €1.7M led by Vendep Capital, with participation from FIRSTPICK VC. Retham Technologies: Wauwatosa-based clinical diagnostics company developing platelet testing solutions raised $1.5M led by Talents Fund, with participation from Golden Angels Investors and Milwaukee Venture Partners. Open Cosmos: Harwell-based satellite infrastructure, connectivity, and real-time intelligence company raised €300M from Lightrock, ETF Partners, Institut Català de Finances, Entrepreneurs First, Convex Group, NSSIF, Phoenix Court, Claret Capital Partners, and two international pension funds. Exein: Rome-based Physical AI cybersecurity platform raised $270M at a $1.7B valuation. The round was led by Headline, with participation from Sofina, Goldman Sachs, European Investment Bank Group ETCI, KfW Capital, Balderton, HV, Lakestar, 33N Ventures, and others. Euclyd: Eindhoven-based semiconductor systems company for foundation AI models raised more than €200M Series A co-led by Samsung, Somerset Capital Partners, Scaleup Europe Fund, and Innovation Industries, with participation from EIFO, imec.xpand, BOM, and Quadri. Delos Data: Palo Alto-based AI inference company raised more than $100M from Matrix Partners, Playground, Socratic Partners, Capricorn’s Technology Impact Fund, Matter Venture Partners, IAG, and industry executives across compute and infrastructure. RegCell: Emeryville-based biotechnology company developing therapies to restore immune tolerance raised $66M, including a $44M Series A led by Playground Global and a $22M non-dilutive grant from Japan’s AMED. Investors included Global Brain, Mitsui Chemicals, LG Technology Ventures, Alumni Ventures, UTEC, Osaka University Venture Capital, and others. Evvy: New York-based precision medicine platform for women’s health raised $40M Series B led by Catalio Capital Management, with participation from Rethink Impact, Muse Capital, Alumni Ventures, LabCorp Venture Fund, General Catalyst, Left Lane Capital, BBG Ventures, and others. Artificial Intelligence Underwriting Company: San Francisco-based provider of standards, insurance, and confidence infrastructure for enterprise AI adoption raised $40M Series A led by Ribbit Capital, with participation from First Harmonic. Jack & Jill: San Francisco and London-based AI recruitment marketplace raised $40M Series A led by Air Street Capital, with participation from Madrona, Antler, Creandum, Ada Ventures, Entrepreneurs First, Expedite Capital, and Repeat.vc. ReEmerge: New York-based MedTech company developing cognitive impairment solutions raised $37M Series A co-led by U.S. Venture Partners and Santé, with participation from Oxford Science Enterprises, 415 Capital, IAG Capital Partners, The Vertical Group, and Dendrion Ventures. Planted: Oakland-based autonomous power deployment platform raised $31.8M co-led by Piva Capital and RA Capital Management Planetary Health, with participation from Breakthrough Energy Ventures, Gigascale Capital, Google, and Khosla Ventures. Vecna Robotics: Waltham-based material handling automation company raised $31M led by Unless, with participation from Drive Capital, Tiger Global, Highland Capital Partners, and Tectonic Ventures. BuyWander: Seattle-based auction marketplace for returned and overstocked retail inventory raised $21M Series A led by Madrona Venture Group and Inspired Capital, with participation from Triple Impact Capital, Silence Ventures, Animal Capital, and angel investors. Nomos: Berlin-based AI-native energy platform connecting household energy assets to electricity markets raised €20M led by Index Ventures, with participation from Markus Villig, Daniel Dines, and Tomas Okmanas. Chift: Brussels-bas