Top recently funded startups in United States, week of 2026-01-12

$20.0B · Series E · Technology, Information and Internet · United States

Understand the Universe. We are a team of AI technologists and business leaders on a mission to build AI systems that can help humanity understand the world better. https://x.ai/careers

“xAI Raises $20B Series E | xAI Grok API Company Colossus Careers News Shop SpaceX 𝕏 Try Grok January 06, 2026 xAI Raises $20B Series E xAI is rapidly accelerating its progress in building advanced AI. xAI completed its upsized Series E funding round, exceeding the $15 billion targeted round size, and raised $20 billion.”

Investors: StepStone Group, Valor Equity Partners, Fidelity Management & Research Company, Qatar Investment Authority, MGX, Baron Capital Group, NVIDIA, Cisco Investments.

$3.0B · Seed · Software Development · United States

Filevine is changing the way legal work gets done for law practitioners and their clients.

“2025 was supposed to be the year VC dried up. Instead, 80 companies hit $1B+ valuations. Turns out the money was there. It was just picky. Here's what the winners had in common: 𝟭. 𝗔𝗜 𝘄𝗮𝘀 𝘁𝗵𝗲 𝗲𝗻𝗴𝗶𝗻𝗲, 𝗻𝗼𝘁 𝘁𝗵𝗲 𝗵𝗲𝗮𝗱𝗹𝗶𝗻𝗲. AI was how they built it. The product was what they sold. Decagon develops customer service agents.”